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
  SEINET13352687 Image available Abutilon megapotamicum June McCaskill 1954-4-13 228 Yolo Yard at 426 D Street, Davis Comment
  SD125430  Abutilon theophrasti Herman Timm, June McCaskill 1976-9-1 Yolo Weed: Annual weed; in Herman Timm's (Vegetable Crops Department) potato plots at Campbell Tract, UC Davis. Comment
  UCSB31256  Acacia confusa Vernon I. Cheadle 1958-8-13 Lab#G 509 Yolo collected from U S Plant introduction Garden, Coconut Grove Florida, Botany Department Greenhouse, University of California, Davis Comment
  CAS-BOT-BC234973  Acer William C. Overton, Jr. 1982-5-3 s.n. Yolo City of Davis, UC Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree off SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  POM136910  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  UC138150  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon 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
  SBBG4089  Acer negundo G. V. Morejohn 1954-4-23 14 Yolo 4.5 mi W of Davis Comment
  UCD117114  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California Davis, campus. Comment
  UCD117115  Acer negundo G. V. Morejohn 1954-4-23 14 Yolo 4.5 miles west of Davis. Comment
  UCD39759  Acer negundo Beecher Crampton 1976-3-20 9360 Yolo Along Putah Creek, Vaca Mnts., ca. 8 miles west of Winters. Comment
  JEPS84692  Acer negundo var. californicum John W. Willoughby 1976-3-21 1230 Yolo along State Highway 128 between Monticello Dam and junction <of the highway> with County Road 86 (Pleasants Valley Road) (side of road next to Putah Creek (Solano Lake), n end of range Vaca Mountains); n end Vaca Mountains, Putah Creek (Solano Lake) 73 Comment
  UCD41220  Achillea borealis subsp. californica David Rhode 1977-4-30 5 Yolo 0.5 mile south of Camp Haswell, on Highway 16. 167 Comment
  UCD128291  Achillea millefolium J. Buck 1996-5-9 5 Yolo City of Davis, off of Covell Boulevard. 15 Comment
  UCD15571  Achillea millefolium J. D. Clark 1995-5-27 8 Yolo Collected along Mix Canyon Rd, approx. 1/2 mile from intersection with Pleasant Valley Rd in Winters. 45 Comment
  UCD81457  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  UCD58021  Achyrachaena mollis Ellen Dean; K. Mawdsley 2007-4-6 3560 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
  RSA695591  Achyrachaena mollis Keith E. Hoffmaster 1939-4-15 923 Yolo Davis Comment
  RSA695594  Achyrachaena mollis Keith E. Hoffmaster 1946-4-19 1050 Yolo 3-4 miles NE of Davis. Comment
  UCD128381  Achyrachaena mollis C. G. Baughn 1949-4-29 37 Yolo Hungry Hollow Hills, 2 miles west of Zamora. Comment
  UCD128400  Achyrachaena mollis G. F. Hrusa; S. Larson 1995-4-10 12052 Yolo Field between Interstate 505 and onramp at Highway 16 (Woodland Main Street Extension). 100 Comment
  UCD47972  Acmispon brachycarpus M. Furuyama; M. Atamian, R. Brush, S. Olmsted, C. Owens 2000-4-29 4 Yolo Yolo Co, 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 640 Comment
  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
  UCD104374  Acmispon strigosus K. Esau 1925-5-1 s.n. Yolo Putah Canyon. Comment
  UCD168495  Acmispon strigosus Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9285 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
  CHSC100173  Acmispon wrangelianus John Dittes 2007-5-6 1448 Yolo Inner North Coast Range; eastern edge of Vaca Mountains; Audubon Bobcat Ranch; ca. 4.0 air miles west by northwest of Winters,ca. 4.1 air miles northeast of Monticello Dam; ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  UCD144795  Acmispon wrangelianus Carol W. Witham 2003-4-9 916 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD104495  Acmispon wrangelianus G. F. Hrusa 1998-3-21 14158 Yolo Hwy 16 along Cache Creek at the rafting put-in, Nr. Lake County line. 225 Comment
  UCD104513  Acmispon wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 miles north of Rumsey on Cache Creek. 167 Comment
  UCD104537  Acmispon wrangelianus J. D. Skoss 1948-6-5 11 Yolo 2 miles northeast of Davis, along Southern Pacific Railroad tracks. Comment
  UCD35569  Acmispon wrangelianus Beecher Crampton 1958-4-21 4706 Yolo 1.6 miles northwest of Rumsey. Comment
  UCD35424  Acroptilon repens Beecher Crampton 1956-7-13 3718 B Yolo Harbor Blvd. and Deluth St., West Sacramento. Comment
  UCD38759  Acroptilon repens Beecher Crampton 1957-10-25 4641 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  CDA19179  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Sacramento Valley; near the junction of East Main St. and Hwy 128, Winters. 0 Comment
  OBI68587  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Along roadside near the jctn of E Main St and Hwy 128, Winters. T08N, R01W, sect 22 BM:M Comment
  UC466768  Adenostoma fasciculatum W. P. Taylor 1912-6-27 Yolo Rumsey 152 Comment
  UC466770  Adenostoma fasciculatum Francis Ramaley 1917-5-29 11310 Yolo 8 mi. e. Winters Comment
  UCD20872  Adenostoma fasciculatum N. Nicola 2001-9-5 99 Yolo Capay Valley, 0.9 miles as the crow flies N of Rumsey; Lowrey Ranch. Comment
  UCD68001  Adenostoma fasciculatum S. M. Smukler 1995-5-19 5 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, next to the trail. 450 Comment
  UCD80987  Adenostoma fasciculatum Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West of creek. 91 Comment
  SEINET5707291 Image available Adenostoma fasciculatum Linda L. Ferwerda 1968-1 27 Yolo Along roadside; Cache Creek canyon, 4 miles northwest of Rumsey.; Rumsey 168 Comment
  UCD137186  Adiantum jordanii J. D. Clark 1995-5-27 2 Yolo Along Mix Canyon Rd., approx. 1/2 mile from intersection with Pleasant Valley Rd. in Winters, CA. 45 Comment
  SEINET11722725  Adiantum jordanii Unknown 1997-4-25 8 Yolo along Putah Creek just E of Hwy 128 across from Stebbin's Reserve parking area 170 Comment
  SEINET240105  Aegilops cylindrica Beecher Crampton 1961-4-20 T.O. 2622 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET240104 Image available Aegilops neglecta Beecher Crampton 1961-5-8 T.O. 2623 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row E-84; USDA plant introduction #170-194. Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  UCD51574  Aegilops triuncialis A. Haig 1958-10-1 s.n. Yolo Fred Coble Ranch, 2 miles west of Winters. Comment
  UCD51576  Aegilops triuncialis Beecher Crampton 1959-5-26 5255 Yolo along State Hwy. 128, 2.5 miles west of Winters. Comment
  CDA37725  Aegilops triuncialis R. Breckenridge/K. Filippini 2009-5-15 s.n. Yolo Near Guinda, Tompkins Ranch. 0 Comment
  HSC62868  Aesculus californica J. M. DiTomaso 1979-5-12 983 Yolo 3.9 mi. E of Yolo-Colusa co. line on Hwy. 128, below Lake Berryessa, about 30 ft. from bank of Putah Creek. 76 Comment
  SEINET1908055  Aesculus californica Gary Bolton 1975-1 32 Yolo Interior coast range, 2.3 miles east of Napa County line on State Highway 128 Comment
  UCD23469  Aesculus californica Jean V. Shepard 2003-9-9 617 Yolo UC Davis campus, north of Hutchison Hall by loading dock. Comment
  UCR206348  Aesculus californica George K. Helmkamp, E. A. Helmkamp 2009-5-20 14725 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  SEINET5743816 Image available Aesculus californica Betsy Rich 1974-1 35 Yolo Foothill oak grassland near Putah Creek; State Hwy 128, 1 mile W of its intersection with Pleasants Valley Road.; Putah Creek 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
  UCD128438  Agoseris heterophylla Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  UC1151660  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo along the railroad 1.3 mi s Dunnigan Comment
  SEINET242446  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2453 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET251727  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2455 Yolo CULTIVATED; UC Davis agronomy experimental area; plant introduction nursery; Comment
  SEINET3917312  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2463 Yolo Uc Davis agronomy experiment area, plant introduction nursery; planted from seed obtained from Australia harvest Jan 1957. Seed received 2 Sept. 1958 from T.H. Silsbury in Portugal. Plant Introduction #18821.; 0 Comment
  SEINET9356837  Agrostis castellana Unknown 1961-6-9 T.O. s. n. Yolo Yolo Comment
  UCD52281  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis, Field - campus - Berkeley. Comment
  UCD141660  Agrostis stolonifera Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7788 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCR197986  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo city of Davis, Davis High School 15 Comment
  UCD21255  Ailanthus altissima J. Shepard 2000-4-13 139 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. Near entrance road, just to the north between road and parking lot to N of entrance road. 12 Comment
  UCD164530  Aira caryophyllea Craig D. Thomsen 2006-5-10 2695 Yolo Camp Haswell County Park, at edge of turnout along Hwy 16. 137 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
  CAS-BOT-BC131977  Allium John Thomas Howell 1976-4-1 51514 Yolo Knights Landing Comment
  UCD138562  Allium neapolitanum Beecher Crampton 1971-4-7 s.n. Yolo Davis. Comment
  UCD81599  Allium sanbornii Collector Unknown 1949-1 s.n. Yolo Woodland. 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
  UCD138641  Allium serra M. Wiesendanger 1927-4-29 618 Yolo Esparto. Comment
  UCD110023  Alnus rhombifolia Janine Sabaloni 1975-8-6 s.n. Yolo U.C. Davis Arboretum. Comment
  UCD55815  Alopecurus pratensis Beecher Crampton 1960-3-31 s.n. Yolo Agronomy Experimental Area, Davis Campus, Forage Crop Nursery. Comment
  UCD21239  Alopecurus saccatus J. Shepard 2000-4-9 122 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
  UCD21304  Alopecurus saccatus J. Shepard; Vince Forcella 2000-5-13 245 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side, along track to the south in field. 12 Comment
  UCD36209  Alopecurus saccatus Beecher Crampton 1953-4-16 1107 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37908  Alopecurus saccatus Beecher Crampton 1962-4-28 6346 Yolo Yolo County, 2 miles northeast of city of Davis, near city dump. Comment
  UCD55935  Alopecurus saccatus R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD55956  Alopecurus saccatus Beecher Crampton 1960-5-9 5503 Yolo 3/4 miles southwest of Saxon Station. Comment
  UCD36490  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo Yolo County, city of Davis, University of California Sprinkler Plots. Comment
  UCD81844  Amaranthus albus Ellen Dean; M. Showers, G. Harrington 2009-6-3 5762 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCR242094  Amaranthus arenicola Arthur M. Shapiro 2011-9-15 s.n. Yolo West Sacramento, 1 km west of intersection of West Capitol Ave and Enterprise Blvd. Yolo Bypass Comment
  UCD21318  Amaranthus blitoides J. Shepard 2000-5-26 275 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Past parking lot on north side of entrance road. Between ruts in gravel road 12 Comment
  UCR197931  Amaranthus blitoides Beecher Crampton 1952-10-11 854 Yolo Sacramento Valley, 1 mi north of Davis, waste lot 12 Comment
  UCD39253  Amaranthus californicus B. Crampton 1952-11-11 907 Yolo About 1.5 miles east of Woodland. Comment
  UCD97216  Amaranthus caudatus R. N. Raynor 1941-10-3 s.n. Yolo Near Davis. Comment
  UCD97508  Amaranthus palmeri A. M. Shapiro 1993-9-26 s.n. Yolo West Sacramento, I-80 near east levee of Yolo Bypass. Comment
  UCD97752  Amaranthus retroflexus A. S. Crafts 1926-7-8 479 Yolo University Farm Campus, Davis. Comment
  UCD97755  Amaranthus retroflexus R. B. Griffith 1949-5-28 31 Yolo University Farm, Davis. Comment
  UCD128823  Ambrosia psilostachya Daryl Koutnik; John Sowell 1978-10-27 567 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  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
  CAS-BOT-BC64720  Ambrosia psilostachya Roxana Stinchfield 1916-6-25 339 Yolo Buckeye Creek, College City -- Dunnigan Road 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
  UCD125570  Amelichloa caudata John Anderson 2012-6-1 s.n. Yolo north of town of Winters on west side of Sacramento Valley. 21740 County Rd. 88 at the intersection of County Road 27. Hedgerow Farms near main office. 54 Comment
  UC1191600  Ammannia coccinea Malcolm A. Nobs and S. Galen Smith 1949-7-18 1004 Yolo n. Winters (Sacramento Valley); Sacramento Valley Comment
  UCD102904  Ammannia coccinea Malcolm A. Nobs; S. Galen Smith 1949-7-18 1004 Yolo North of Winters, Sacramento Valley. Alkaline 'Grasslands' of the San Joaquin Valley. 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
  UCD81537  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  UCD102877  Ammannia robusta Charles B. Heiser Jr. 1947-7-8 1952 Yolo North of Davis. Comment
  UCD126105  Ammi visnaga Beecher Crampton 1961-10-25 6042 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  CDA16120  Ammi visnaga G. F. Hrusa 1999-7-14 15116 Yolo Sacramento Valley; Tule canal. along levee, +/- 1/2 mi N of I-5, +/- 1/4 mi N of Main St extension, Woodland. 0 Comment
  SBBG14311  Amorpha californica J. McCaskill, R. Gankin 1962-5-2 650 Yolo ca. 20 yards above rd, State Hwy 16, 2.7 mi S of jct with State Hwy 20 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
  UC725784  Amsinckia A. A. Heller 1940-4-7 15531 Yolo in a field just w of the limits of Winters Comment
  CAS-BOT-BC26852  Amsinckia congruens Alice Eastwood 1927-3-28 14240 Yolo Near Winters Comment
  HSC3540  Amsinckia douglasiana M. Dole 1963-4-7 6 Yolo 1/2 mi. N of U.S. 40 on Rd. 104 Comment
  UC1178226  Amsinckia intermedia Peter M. Ray 1950-4-15 1701 Yolo 1 mi n Guinda (on Cal. Hwy 16, just n of bridge) Comment
  UCD119280  Amsinckia intermedia A. S. Crafts 1926-7-8 483 Yolo University Farm Campus, Davis. Comment
  UCR207830  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2009-3-24 14448 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD119264  Amsinckia intermedia Beecher Crampton 1977-3-14 9458 Yolo Davis. Comment
  UCD19505  Amsinckia intermedia Terry Reedy 1974-4-4 64 Yolo University of California, Davis campus; bend in road south from Hutchison Dr. to Institute of Ecology. 19 Comment
  UCD34135  Amsinckia intermedia Beecher Crampton 1977-3-14 9458 Yolo Davis. Comment
  UCD21201  Amsinckia lycopsoides J. Shepard 2000-2-28 56 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. Northeast of parking lot, east of archery range at edge of open field. 12 Comment
  UCD21252  Amsinckia lycopsoides J. Shepard 2000-4-13 135 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 S side. 12 Comment
  UCD119729  Amsinckia lycopsoides Stephen R. Chapman 1963-4-12 23 Yolo North side of Willow Slough, 0.5 mile west of County Road 102. Comment
  UCD20793  Amsinckia menziesii N. Nicola 2001-3-14 009 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD119757  Amsinckia menziesii Peter M. Ray 1950-4-15 1707 Yolo North side of canyon of Cache Creek; on California Highway 16, 6 miles north of Rumsey. Comment
  UC638713  Amsinckia menziesii var. menziesii Ethel Crum 1938-5-7 1986 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Range, Cache Creek 152 Comment
  UCD62841  Anagallis arvensis Elaine Chow; Plant Biology 102 students 2008-4-6 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  POM57371  Ancistrocarphus filagineus C. F. Baker 1903-5-8 2888 Yolo Cache Creek cannon [Canyon] Comment
  SBBG21215  Andropogon glomeratus B. Crampton 1953-10-29 Yolo 5 mi W of Winters, Putah Crk Comment
  UCD56039  Andropogon glomeratus Beecher Crampton 1953-10-29 1732 Yolo Putah Canyon 7-8 miles west of Winters. Comment
  UC1151617  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo State Hwy 128, 8.5 mi w Winters; Vaca Mtns., Putah Creek Canyon Comment
  SBBG444  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mi below Canon Ball Pt Comment
  SEINET3918324  Andropogon virginicus var. hirsutior Alan A. Beetle 1946-7-13 4691 Yolo 1 miles below canon ball pt.; 0 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
  RSA758528  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2009-5-20 14724 Yolo Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  CAS-BOT-BC137752  Anthoxanthum odoratum Clarence R. Quick 1969-5-15 69 -01 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg. 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
  RSA261396  Anthriscus caucalis R. T. Wurster 1960-4-3 s.n. Yolo State Highway 16, in town of Capay 37 Comment
  UCD41133  Anthriscus caucalis N. Nicola 2002-4-10 169 Yolo Eastern foothills of inner North coast range, Berryessa Valley, approx. 3.5 miles as the crow flies east of Monticello dam, off of Hwy 128, north side of creek. Comment
  UCD73729  Aphanes macrosepala Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UC630434  Apiastrum angustifolium Ethel Crum, Annetta Carter 1938-5-7 1370 Yolo 3.5 mi n of Rumsey (Inner North Coast Range, Comanche Hills); Inner North Coast Range, Comanche Hills 213 Comment
  UCD121520  Apocynum cannabinum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Holland Land Co. Comment
  UCD149342  Apocynum cannabinum Collector Unknown 1938-7-20 s.n. Yolo Causeway. 4 Comment
  UCD89143  Apocynum cannabinum Carla Essenberg 2008-7-23 s.n. Yolo McLaughlin Reserve, north edge of Davis Creek Reservoir. Comment
  UCD39746  Arachis hypogaea Beecher Crampton 1954-8-2 s.n. Yolo P.F. Knowles Oil Exper. Plot, UC Agronomy, Davis. Comment
  UCD39937  Arachis hypogaea Beecher Crampton 1954-9-21 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, P.F. Knowles experimental plots. Comment
  UCD59353  Arceuthobium campylopodum Ellen Dean; Kate Mawdsley 2007-5-11 3777 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
  UCD52066  Arctostaphylos manzanita Beecher Crampton 1970-2-10 8532 Yolo 2 miles W of Winters. Comment
  UC917246  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo n bank of creek 8.6 mi w Winters; Putah Creek Comment
  CAS-BOT-BC146316  Aristida ternipes var. gentilis Beecher Crampton 1962-9-11 6667 Yolo 2.5 miles west of Winters. Comment
  UCD169002  Aristida ternipes var. gentilis Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9303 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
  SBBG29011  Aristida ternipes var. gentilis B. Crampton 1967-6-20 8130 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UC1116682  Aristida ternipes var. hamulosa Beecher Crampton 1961-6-6 5895 Yolo 2 mi w Winters Comment
  UCD164524  Aristolochia californica Craig D. Thomsen 2009-5-15 2915 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  UCD58066  Aristolochia californica Ellen Dean; K. Mawdsley 2007-4-6 3606 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
  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
  UCD56041  Arrhenatherum Beecher Crampton 1965-6-28 s.n. Yolo City of Davis. Campus of University of CA, Davis. Comment
  CDA15450  Artemisia biennis A. M. Shapiro 1992-9-28 s.n. Yolo Central Valley; West Sacramento, near E levee of Yolo Bypass, N of W. Capitol Ave. 0 Comment
  UCD96935  Artemisia douglasiana Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7001 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Lower reaches of canyon on west side of Bray Creek. Comment
  UCD33822  Arthrocnemum subterminale Beecher Crampton 1973-6-22 8961 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD34259  Arthrocnemum subterminale Beecher Crampton 1978-6-27 9615 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD35248  Arthrocnemum subterminale Beecher Crampton 1952-11-4 908 Yolo Roadside bank, alkali flats, about 1.5 miles east of Woodland. Comment
  UCD35939  Arthrocnemum subterminale Beecher Crampton 1973-6-22 8961 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  RSA261476  Asclepias eriocarpa L. F. Pardee 1972-5-22 23 Yolo with herbs and grasses in flat, dry, open area near north bank of Putah Creek; state recreation area ca. 8 mi. west of Winters on Highway 128. Comment
  JEPS49955  Asclepias fascicularis Miss Rowena Beans Oct. 1913 Yolo Guinda Comment
  UCD55485  Asclepias fascicularis J. Shepard 2003-10-26 621 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east Co. Rd. 36 .4 mi., then 10 yd. north. 12 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
  CDA39843  Asclepias fascicularis T. C. Fuller 1958-7-1 1237 -58 Yolo 6 miles west of Woodland. 0 Comment
  RSA401266  Asclepias fascicularis Glenn A. Gorelick 1965-8-26 s.n. Yolo By railroad tracks just before Low Water bridge, Davis Comment
  UCD121329  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo Along S.P. railroad tracks, near Davis. Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UCD149329  Asclepias speciosa Collector Unknown 1925-6-13 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  HSC36205  Asclepias speciosa John Rehling 1975-7-21 100 Yolo Near the S Pacific tracks just W of Davis. Comment
  RSA261482  Asclepias speciosa S. L. Morrison 1974-6-2 34 Yolo Along Southern Pacific Railroad tracks; 0.8 mile east on County Road 32 from its junction with Mace Boulevard Comment
  UCD67398  Asclepias speciosa Juliette Nguyen Le 1992-5-30 12 Yolo Roadside along Road 32A. 6 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
  RSA733923  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West David School. Comment
  CAS-BOT-BC177881  Astragalus didymocarpus var. didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field northeast of West Davis School Comment
  UCD38433  Astragalus gambelianus Beecher Crampton 1955-4-15 2501 Yolo Yolo County; UC Davis campus, south end of the Campbell Tract. Comment
  CAS-BOT-BC173211  Astragalus tener Beecher Crampton 1998-4-21 10346 Yolo Ca. 3.5 miles S.E. of Woodland along county road 102, east of Mavis - Hanson field Comment
  UCR119094  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo Central Valley; Sacramento Valley region, 1 mile SW of Saxon Station 5 Comment
  UCD105341  Astragalus tener var. ferrisiae P. B. Kennedy 1926-5-1 s.n. Yolo Davis, Univ. of CA farm. Comment
  UCR212299  Astragalus tener var. ferrisiae Ellen Dean, Carol W. Witham, Robert E. Preston, Jennifer Buck 2007-4-20 3705 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersction of county roads 106 and 38 (south through gate on extension of C.R. 106, west to farm structures). 1 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
  UCD38348  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo About 4.5 to 5 miles southeast of Woodland. Junction County roads 103 and 25. Comment
  UCD38949  Atriplex Beecher Crampton 1961-9-19 5980 Yolo 1/2 mile north city limits of Davis, Anderson Road. Comment
  UCD34572  Atriplex argentea Beecher Crampton 1985-9-5 10017 Yolo Yolo County, 3.5 miles S.E. of Woodland on road 25, (T9N R2E sect. 11). Comment
  SEINET3930151  Atriplex argentea Beecher Crampton 1985-9-5 10017 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  CDA23226  Atriplex argentea var. mohavensis G. D. Barbe 1976-10-2 2226 Yolo West side of Jefferson Boulevard, 8 km south of barge canal, West Sacramento. 0 Comment
  JEPS41113  Atriplex argentea var. mohavensis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9121 Yolo along Kentucky Ave. (Road 20) ca 1/4 mi n Sewage Disposal Plant (1 1/8 mi ene of Woodland); ene of Woodland, n of Sewage Disposal Plant 10 Comment
  UCD38284  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis along Southern Pacific Railroad property. Comment
  RSA97528  Atriplex cordulata Beecher Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis. Comment
  RSA97505  Atriplex depressa Beecher Crampton 1954-6-21 2004 Yolo 3 miles north of Davis Comment
  SEINET4135009  Atriplex hortensis Jean Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place.; 0 Comment
  JEPS100802  Atriplex joaquinana Dean W. Taylor 1993-7-9 13851 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  SEINET271590  Atriplex joaquinana H. C. Stutz 1990-8-15 95329 Yolo 3.5 mi. S-SE of Woodland Jct. of Rd. 25 and Rd. 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
  UCD62895  Atriplex joaquinana Erica Smith 2007-7-12 10 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
  UCD80925  Atriplex joaquinana Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5328 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
  UCD81054  Atriplex joaquinana Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5590 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
  UCD97467  Atriplex joaquinana P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCR212355  Atriplex joaquinana Erica Smith 2007-6-28 06 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  SEINET271593  Atriplex joaquinana H. C. Stutz 1993-5-1 95781 Yolo unspecified Comment
  UCD143966  Atriplex prostrata Ellen Dean; T. Starbuck 2013-10-26 8014 a Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. In Putah Creek Vegetation Survey Plot LRF 4E. 6 Comment
  UCD97633  Atriplex prostrata P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD38278  Atriplex prostrata B. Crampton 1952-10-28 895 Yolo 1 mile east of Winters. Comment
  UCD97616  Atriplex prostrata P. N. Annand 1929-10-19 2077 Yolo west end of Yolo Causeway. 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
  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
  UCR212354  Atriplex rosea Erica Smith 2007-6-28 07 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCD97698  Atriplex semibaccata K. Esau 1941-6-28 s.n. Yolo Agronomy Plots in Davis. Comment
  UCD97734  Atriplex semibaccata G. J. W. 1914-10-1 s.n. Yolo Cereal Plots, University Cereal Farm, Davis. Comment
  RSA697342  Avena barbata Keith E. Hoffmaster 1941-3-26 s.n. Yolo Putah can. Comment
  UCD56157  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo 3 miles northeast of Davis. Along County Road 29. Comment
  UCD58027  Avena barbata Ellen Dean; K. Mawdsley 2007-4-6 3566 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
  CDA112  Avena fatua J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  SBBG117243  Avena fatua B. Crampton 1955-12-13 3212 Yolo ca. 0.25 mi S of Davis city limits, along Hwy 40 at jct with Davis Rd Comment
  UCD147280  Avena fatua Carol W. Witham 2003-4-11 950 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD15535  Avena fatua Lara Hawthorne 1989-6-3 11 Yolo 6 miles east of Winters. 15 Comment
  UCD37834  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD38524  Avena fatua Beecher Crampton 1956-3-1 3219 Yolo Southern city limits of Davis. Comment
  UCD41020  Avena fatua Carol W. Witham 2003-4-11 950 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56370  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Davis. Southern Pacific Railroad Station. Comment
  UCD56375  Avena fatua A. A. Beetle 1945-3-8 4199 Yolo Putah Creek Canyon. West of Winters. Comment
  UCD56377  Avena fatua R. Tofsrud 1942-4-1 s.n. Yolo Davis. Along Putah Creek. 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
  UCD56459  Avena sativa J. Hardison 1989-5-11 133 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD56499  Avena sterilis P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  SEINET11695728  Avena sterilis Unknown 1965-5-12 T.O. 3722 Yolo UC Davis agronomy experimental area, plant introduction nursery, block L Comment
  UCD129464  Baccharis pilularis K. Wagnon 1932-1-1 2271 Yolo Putah Canyon. Comment
  CAS-BOT-BC98216  Baccharis salicifolia Roxana Stinchfield 1916-6-25 340 Yolo Mouth of Buckeye Cr. in creek gravel. 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
  UCD164521  Baccharis salicifolia subsp. salicifolia Craig D. Thomsen 2006-8-16 2708 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 Comment
  UCD20818  Baccharis salicifolia subsp. salicifolia N. Nicola 2001-3-28 034 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD34075  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1976-3-20 9362 Yolo Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  CAS-BOT-BC16370  Barbarea orthoceras John F. Emmel 1971-4-4 337 Yolo Thompson Canyon, north-northeast of Monticello Dam. 243 Comment
  UCD119643  Berberis aquifolium var. dictyota Andrew Fulks 2012-2-4 s.n. Yolo close to the border with Napa County. Eastern slope of Blue Ridge above Lake Berryessa, north of Berryessa Peak. 811 Comment
  CDA21290  Bidens frondosa G. F. Hrusa, C. & E. Dogwin 2007-10-18 17077 Yolo Sacramento Delta; Merritt boat launch on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  CAS-BOT-BC28210  Bolboschoenus fluviatilis Roxana Judkins [later Mrs. Ferris q.v.] Stinchfield 1916-6-11 s.n. Yolo Tule at mouth of Buckeye Cr. Comment
  CAS-BOT-BC474757  Bolboschoenus fluviatilis Ellen Dean; T. Starbuck 2013-10-5 8004 Yolo UC Davis Restoria site on N side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #3D 15 Comment
  CHSC79376  Bolboschoenus glaucus Beecher Crampton 1952-10-31 902 Yolo Edge of a Typha stand. 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
  UCD150644  Bolboschoenus robustus Laird Miers 1972-6-5 s.n. Yolo Putah Creek approx. 7 mi. W of Davis. Comment
  UCD33465  Bothriochloa saccharoides Beecher Crampton 1968-9-6 8337 Yolo Yolo County, 2 miles west of Winters on Hwy. 128. Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  UCD56998  Brachypodium distachyon Beecher Crampton 1959-5-11 5205 Yolo Ca. 7 miles west of Winters. Vaca Mts. Putah Creek Canyon. Cannonball Recreation area. Comment
  UCD57094  Brachypodium distachyon Beecher Crampton 1961-5-5 s.n. Yolo Davis Campus. Agronomy experimental areas. Comment
  UCD56895  Brachypodium rupestre L. Y. Leonard 1919-6-13 X 3049 Yolo Davis. Comment
  CAS-BOT-BC474722  Brassica juncea Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall Comment
  UCD114737  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. 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
  UCD41120  Brassica oleracea S. Greenleaf 2002-4-2 155 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  HSC6590  Brassica rapa M. Dole 1963-4-10 28 Yolo 0.5 mi. S of Hwy. 40 on Rd. 104 Comment
  CAS-BOT-BC278147  Breynia disticha Eva Bayon 2012-10-29 3013 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD129701  Brickellia californica M. Phillips 1929-10-1 2068 Yolo Putah Canyon. Comment
  UCD57135  Briza maxima Wayne Fregien 1963-5-1 s.n. Yolo Ca. 4 miles east of Davis. County Road 104. Hansen Ranch. Comment
  UCD57275  Briza maxima P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  SACT000471  Briza minor 1925-4-9 Yolo Comment
  UCD23217  Brodiaea coronaria A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD59386  Brodiaea elegans subsp. elegans Ellen Dean; Kate Mawdsley 2007-6-8 3860 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
  RSA734157  Brodiaea laxa Lois Weston 1942-4-24 1153 Yolo Putah Canyon. Comment
  UCD33164  Bromus Beecher Crampton 1967-4-26 7842 Yolo Yolo County, Davis, B st. between 3rd. and 4th. streets. Comment
  UCD33166  Bromus Beecher Crampton 1967-5-1 7844 Yolo Yolo County, Davis, B st. between 3rd. and 4th. streets. Comment
  UCD57631  Bromus arenarius Beecher Crampton 1958-4-21 4708 Yolo Cache Creek, along State Hwy. 16. 2.4 miles northwest of Rumsey. Comment
  CAS-BOT-BC144294  Bromus arizonicus Beecher Crampton 1956-3-29 3238 Yolo Around S.P. railroad Station, Davis. Comment
  UCD35378  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Yolo County, Davis. Comment
  UCD57670  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Davis. Comment
  UCD57696  Bromus arizonicus Beecher Crampton 1972-4-5 8781 Yolo Davis. College Park and Eureka Ave. Comment
  UCD57699  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Davis. Comment
  UCR152411  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Sacramento Valley, city of Davis 16 Comment
  UCD142961  Bromus caroli-henrici Ellen Dean; N. Gonzales 2013-8-8 7934 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2B. 48 Comment
  UCD21528  Bromus caroli-henrici Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  SBBG47320  Bromus catharticus C. R. Quick 1970-5-10 70 -05 Yolo Merritt Island near Clarksburg (garden of Nettie N. Pylman) Comment
  UCD58324  Bromus catharticus D. A. Akana 1950-5-10 s.n. Yolo Davis. Campus. Comment
  UCD58326  Bromus catharticus Beecher Crampton 1957-4-25 3953 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  UCD58393  Bromus catharticus Beecher Crampton 1955-3-24 2341 Yolo UC-Davis Campus. Lath house of horticulture. Comment
  CAS-BOT-BC155607  Bromus diandrus Clarence R. Quick 1970-5-10 70 -04 Yolo Edge of Nettie M. Pylman garden and on levee, Merritt Island, near Clarksburg. Comment
  CHSC79394  Bromus diandrus Beecher Crampton 1970-4-2 8550 Yolo Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD147282  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
  UCD37800  Bromus diandrus Beecher Crampton 1962-4-10 6128 Yolo Yolo County, city of Davis, vacant lot on 6th Street. Comment
  UCD37836  Bromus diandrus Beecher Crampton 1962-4-18 6226 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD58598  Bromus diandrus Cay Collette 1975-4-5 2 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD59465  Bromus diandrus Beecher Crampton 1957-11-11 4648 Yolo East of West Davis Elementary School, Davis. Comment
  CAS-BOT-BC155609  Bromus diandrus Ball; Bellue 1933-5-1 s.n. Yolo Unspecified. Comment
  CDA1812  Bromus diandrus M. K. Bellue, C. R. Ball 1933-5-1 Yolo 0 Comment
  SACT000671  Bromus diandrus 1925-5-14 Yolo Comment
  CAS-BOT-BC155289  Bromus hordeaceus A. A. Beetle 1942-6-1 3731 Yolo Davis. 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
  RSA790657  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18784 Yolo along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UC1543157  Bromus hordeaceus Charlotte G. Nast 1936-4-17 129 Yolo n of Davis (Woodland Highway); Woodland Highway Comment
  UCD37840  Bromus hordeaceus Beecher Crampton 1962-4-23 6234 Yolo Yolo County, 3 miles north of city of Davis, Pole Line Road. Comment
  UCD81037  Bromus hordeaceus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5582 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  UCR118895  Bromus hordeaceus Beecher Crampton 1985-4-17 9915 Yolo Sacramento Valley, Davis. 3rd Street near A Street and University Ave. 15 Comment
  SACT000639  Bromus madritensis John Willoughby 1977-4-27 Yolo south-facing slope on llow foothills north of hwy 128, 1.3 miles east of intersection 48.77 Comment
  SACT000589  Bromus mollis Lester Varozza 1960-4-24 Yolo 11 miles southwest of Davis; valley grasslands Comment
  UCD59616  Bromus rubens Beecher Crampton 1957-5-14 4022 Yolo 1.3 miles west of Zamora. Comment
  RSA733913  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Davis, along railroad. Comment
  UCD164511  Bromus sterilis Craig Thomsen 2006-5-4 2687 Yolo Camp Haswell County Park. In parking lot, west of Cache Creek. 144 Comment
  UCD36844  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  UCD73106  Bromus sterilis Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4897 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 88 Comment
  HSC47940  Bromus tectorum Michael A. Watkins 1978-6-16 27 Yolo At the corner of F St. and Covell in the city of Davis Comment
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. Comment
  SEINET242021 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
  SEINET3923676  Bromus willdenowii Beecher Crampton 1970-3-9 8534 Yolo Uc Davis, Dairy road. Parking lot planting.; 0 Comment
  UCD41148  Buddleja davidii N. Nicola 2002-6-12 230 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. 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
  UCD100236  Calandrinia ciliata Mrs. Lida Lyon 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  UCD160565  Callitriche marginata Ellen Dean; Craig Thomsen 2015-3-21 8614 Yolo Audubon Bobcat Ranch. Southwestern part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon where transmissionl lines are present. Bottom of drainage that flows downslope from escarpment labeled 'spring' on topo maps. Near undeveloped road. 118 Comment
  UCD55510  Callitriche marginata J. Shepard 2004-3-7 634 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
  CHSC42779  Calochortus amabilis Don Neubacher 1975-5-2 15 Yolo 2.3 miles north of Rumsey on State Highway 16, near Cache Creek. Comment
  UCD39217  Calochortus amabilis Beecher Crampton 1953-4-7 1060 Yolo Capay Valley. Comment
Read comments
Feb 17 2006
  UCD20870  Calochortus splendens N. Nicola 2001-8-5 87 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD164514  Calycadenia pauciflora Craig D. Thomsen 2006-8-16 2702 Yolo Camp Haswell County Park. 304 Comment
  UCD164515  Calycadenia pauciflora Craig D. Thomsen 2006-8-16 2702 Yolo Camp Haswell County Park. 304 Comment
  RSA255529  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3 miles east of Lake County line on Rieff-Rayhouse Road Comment
  UC1876631  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 mi E of Lake Co. line on Rieff-Rayhouse Rd. Comment
  UCD129899  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 miles southwest of Guinda on Road 53. 495 Comment
  UCD137925  Calycanthus occidentalis M. Wiesendanger 1927-5-4 644 Yolo Putah Canyon. Comment
  UCD100313  Calyptridium quadripetalum Mark A. Hershkovitz ca. 10 Jun 1991 Yolo Yolo (?) Co.: nr. Lake and Napa Cos.: Along Rayhouse Rd. (becomes Reiff Rd.) e. of descent to Knoxville-Berryessa Rd. Comment
  UCD63077  Calystegia occidentalis Ellen Dean 2008-4-9 4786 Yolo Tuleyome Ireland Ranch. Central part of Ranch along main canyon. 591 Comment
  CDA16258  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-10-13 14119 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  UCD13305  Calystegia purpurata Bill Chally 1989-6-2 24 Yolo Yolo CO. T8N, R2W, Sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  HSC62856  Calystegia purpurata subsp. purpurata J. M. DiTomaso 1979-5-12 988 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  RSA41330  Camissonia ignota Robert F. Hoover 1938-4-23 3199 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UCD160545  Camissoniopsis Ellen Dean; Craig Thomsen 2015-3-21 8599 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
  UC763012  Camissoniopsis ignota R. F. Hoover 1938-4-23 3199 Yolo grade on Rumsey-Arbuckle road Comment
  CAS-BOT-BC184980  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo Agronomy experimental areas, Davis Campus. Comment
  CAS-BOT-BC37053  Capsella bursa-pastoris Clarence Roy Quick 1971-4-29 71 -37 Yolo Pylman-Quick garden, Merrit Island. Near Clarksburg, County Road 142. 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
  UCD41014  Capsella bursa-pastoris Carol W. Witham 2003-4-11 944 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35021  Cardamine Beecher Crampton 1998-5-18 10361 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  UCD20159  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo UC Davis greenhouse. Contaminant in greenhouse soil. Comment
  UCD114566  Cardamine oligosperma J. M. Tucker 1958-3-29 3372 Yolo Botany Greenhouse, University of California, Davis. Comment
  CDA3666  Cardaria chalepensis T. C. Fuller 1961-5-31 6268 Yolo East end of Yolo Causeway Bridge, West Sacramento. 0 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
  RSA531017  Cardaria draba Glenn A. Gorelick 1966-5-15 s.n. Yolo 5 miles E of Woodland on Hwy 16. Comment
  CDA3736  Cardaria pubescens Margaret Bellue 1932-7-19 Yolo Tiger Inn 0 Comment
  UCD73806  Carduus pycnocephalus Ellen Dean 2008-11-19 s. n. Yolo Putah Creek. Near Winters. Comment
  RSA797294  Carex Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah Canyon, Coast Ranges. Comment
  UCD59362  Carex barbarae Ellen Dean; Kate Mawdsley 2007-5-11 3786 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, northeastern corner of ranch. 337 Comment
  UCD140506  Carex lenticularis var. limnophila Cay Collette 1975-5-31 22 Yolo Knight's Landing. 25' from Sacramento River. 15 Comment
  HSC79004  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  CAS-BOT-BC118327  Carex praegracilis Ethel Hyde 1937-5-5 s.n. Yolo Davis Comment
  UCD140758  Carex praegracilis Ethel H. Hyde 1937-5-5 s.n. Yolo near Davis. Comment
  UCD140774  Carex praegracilis Unknown Collector 1925-3-12 1762 Yolo Davis. Comment
  CDA37690  Carthamus lanatus Robin Breckenridge 2005-5-6 s.n. Yolo Guinda, near the edges of Cache Creek. 0 Comment
  UCD142941  Carya illinoinensis Ellen Dean; T. Starbuck 2013-10-5 8009 Yolo UC Davis Russell Ranch Riparian Reserve. South of Russell Road, and on north side of Putah Creek. Near parking area close to creek (Place where road spur descends near middle of creek access road.) 30 Comment
  UCD122265  Castilleja affinis R. H. Ramsey 1961-3-18 11 Yolo On steep, southwest slope of Cache Creek canyon; State Highway 16, 3 miles northwest of Rumsey. 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
  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
  RSA654129  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  UC917109  Castilleja applegatei subsp. martinii R. H. Miller 1949-5-8 51 Yolo Putah Canyon Comment
  UCD36149  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo Yolo County, 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  SFV8661  Castilleja applegatei subsp. martinii M. Ivey 1973-4-24 27 Yolo Putah Parklands, State Highway 128. West facing slope. Comment
  HSC20836  Castilleja attenuata M. Dole 1963-4-9 18 Yolo 2 mi. W of Zamora on Rd. 15 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
  HSC81998  Castilleja exserta subsp. exserta Thomas W. Nelson, Jane P. Nelson 1980-4-27 5113 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD122534  Castilleja foliolosa M. Ramos 1996-5-7 8 Yolo Mix Canyon Road. 396 Comment
  UCD39884  Casuarina cunninghamiana Beecher Crampton 1986-10-6 s.n. Yolo City of Davis; near L st. 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
  UCD58085  Caulanthus lasiophyllus Ellen Dean; K. Mawdsley 2007-4-6 3623 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  RSA589906  Ceanothus cuneatus Michael A. Vincent, Robert M. Rhode 1996-3-30 7270 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  SACT002916  Ceanothus cuneatus John Willoughby 1977-3-16 Yolo Collected just west of junction of State HIghway 128 and Pleasants Valley Road, riparian woodland. Comment
  UCD56733  Ceanothus cuneatus Ellen Dean; M. Bibbo 2007-3-23 3425 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
  UC338009  Ceanothus cuneatus var. cuneatus Lemmon 1891-5-28 Yolo Capay Valley Comment
  CDA7202  Centaurea calcitrapa G. D. Barbe 1984-6-28 4175 Yolo Eastern shore of Lake Berryessa, west of Running Deer Ranch near lake shore; 2.5 miles south of Berryessa-Knoxville Road. 0 Comment
  UCD41114  Centaurea cyanus K. Arhangelsky 2002-5-9 209 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. 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
  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
  CAS-BOT-BC284495  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA7316  Centaurea solstitialis G. D. Barbe 1980-4-16 2572 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  NY444436  Centaurea solstitialis R. H. Miller 1117 Yolo Comment
  RSA273247  Centaurea solstitialis Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  UCD130084  Centaurea solstitialis B. Crampton 1957-7-16 4395 Yolo north of Hunt Hall, University of California, Davis Campus. Comment
  UCD130085  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo near Davis. 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
  UCD73710  Centromadia fitchii Ayzik Solomeshch 2004-6-16 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC279103  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
  UCD149583  Centromadia parryi subsp. rudis Ayzik Solomeshch 2005-8-5 s.n. Yolo Yolo Grasslands Park, intersection of Co. Rds. 104 and 36. Near Doppler radar station. Plot DOD 2. 8 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
  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
  UCD23238  Centromadia pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing. Comment
  UCD33819  Centromadia pungens Beecher Crampton 1973-6-22 8965 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD38756  Centromadia pungens Beecher Crampton 1957-10-25 4638 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD73030  Centromadia pungens Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4911 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
  UCD130208  Centromadia pungens H. Sevier 1931-6-24 2232 Yolo Davis. Comment
  UCD130254  Centromadia pungens M. Wiesendanger 1927-4-29 609 Yolo Woodland. Comment
  UCD14952  Centromadia pungens Lori Ann Doi 1977-5-19 10 Yolo 0.5 miles east of Road 99 along Road 29 in north Davis. Comment
  UCD69691  Centromadia pungens Ravinder Hundal 1982-6-6 29 Yolo Davis, in field south of Faro and F Street junction. 150 yards south of Faro and 100 yards west of F Street. Dominant, growing with bunch grass. In very dry soil. Herb, 30cm tall with yellow flowers. 13 Comment
  CAS-BOT-BC279117  Centromadia pungens subsp. laevis David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 mi. N. of intersection with Sacramento Road) 30 Comment
  CAS-BOT-BC228576  Centromadia pungens subsp. pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing Comment
  CAS-BOT-BC279414  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 miles N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279415  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  JEPS81443  Centromadia pungens subsp. pungens M. A. Showers 1981-5-20 2085 Yolo approx. 2 mi se Woodland (at jct of Rd. 25 and Rd. 103) Comment
  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
  UCD121531  Cephalanthus occidentalis Beecher Crampton 1958-11-6 5137 Yolo Yolo County, 6 miles west of city of Winters, Vaca Mountains, along Putah Creek. Comment
  CDA9362  Cephalanthus occidentalis var. californicus G. F. Hrusa, J. Wheeler 2011-8-19 18445 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 10 Comment
  CAS-BOT-BC207759  Cercis occidentalis Camille F. Nowell 2011-6-14 14 Yolo Hwy. 128 just E of the Monticello Dam at Canyon Creek Resort. 61 Comment
  CAS-BOT-BC207760  Cercis occidentalis Camille F. Nowell 2011-6-13 11 Yolo McLaughlin Natural Reserve. Approx. 13 mi. E of Lower Lake on the Davis Creek access road. 1/2 mi. N from Knoxville-Berryessa Road. 598 Comment
  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
  UCD105650  Cercis occidentalis James A. Neilson Jr. 1962-11-6 s.n. Yolo 100 yards below Monticello Dam, near edge of State Highway 128. Comment
  SEINET197744  Cercocarpus betuloides Amelie Blyth 1952-4-6 Yolo Bank of Putah Creek about 5 miles west of Winters on highway between Winters and Monticello Comment
  UCD112964  Cercocarpus betuloides Collector Unknown Date Unknown s.n. Yolo Western Yolo County. Comment
  UCD113018  Cercocarpus betuloides Amelie Blyth 1952-4-6 4- 4 Yolo Bank of Putah Creek, about 5 miles W of Winters, on highway between Winters and Monticello. 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
  UC630436  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1366 Yolo 3.6 mi n of Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 213 Comment
  UCD38889  Chenopodium album Beecher Crampton 1959-11-12 5470 Yolo Putah Creek bed. UCD Arboretum. Comment
  UCD81846  Chenopodium album Ellen Dean; M. Showers, G. Harrington 2009-6-3 5765 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  CDA3062  Chenopodium ambrosioides var. ambrosioides M. S. Bergseng 1958-11-4 1498 A Yolo Sacramento River bank, Tower Bridge Marina, Broderick. 0 Comment
  JEPS84728  Chenopodium berlandieri John W. Willoughby 1979-8-13 4402 Yolo fishing access along State Hwy 128 about 2.9 mi nw junction of highway and Pleasants Valley Rd (County Rd 86); Vaca Mountains, Putah Creek 60 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
  UCD98104  Chenopodium californicum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  UCR214051  Chenopodium glaucum Jean V. Shepard 2008-7-5 817 Yolo Sacramento Valley, City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. 12 Comment
  UCD38959  Chenopodium murale Beecher Crampton 1961-8-1 5964 Yolo Davis, SP R.R. Station. Comment
  UCD63137  Chenopodium murale A. M. Shapiro 2007-8-30 s.n. Yolo California. Yolo County: UC Davis campus. Comment
  UCD98313  Chenopodium murale H. R. Drever 1945-6-1 s.n. Yolo Davis. Comment
  SEINET9364210  Chenopodium rubrum Unknown 1994-10-24 Yolo Drying mud along ditches near E levee Yolo Bypass, West Sacramento. 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
  UCD20599  Chenopodium vulvaria E. Dean; with M. Bibbo 2002-7-5 1143 Yolo McLaughlin UC Reserve. 0.8 road miles S of Rayhouse Road reserve gate, along road to Soda Springs, W side of Davis Creek Resevoir. 493 Comment
  UCD20549  Chionanthus virginicus A. T. Leiser 1981-11-11 Yolo Yolo County, Davis, UC Davis Campus, Tercero complex. Comment
  UCD57917  Chloris gayana P. B. Kennedy 1914-9-5 s.n. Yolo Davis. Comment
  CDA1899  Chloris virgata Arthur M. Shapiro 1996-7-4 s.n. Yolo Road 29, opposite end of F Street, approximately 2 miles north of Davis. 0 Comment
  SBBG21232  Chloris virgata B. Crampton 1955-8-23 Yolo 3 mi N of Davis; US Hwy 99 Comment
  UCD34699  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Yolo County, along road 98 just north of jct. with road 25A. Comment
  UCD59682  Chloris virgata Beecher Crampton 1969-10-2 8517 Yolo ca. 7.5 miles west Davis; County Road 31 just west of its junction with County Road 95. Comment
  SEINET3926099  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Along road 98 just north of jct. with road 25A.; 0 Comment
  UCD15646  Chlorogalum pomeridianum Rachelle Raymond 1989-6-2 707 Yolo Outside Stebbins Reserve. 121 Comment
  UCD62908  Chlorogalum pomeridianum var. pomeridianum Christa Lindsey; 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. West side of Bray Creek. 103 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
  UCD34249  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD59329  Chorizanthe membranacea Ellen Dean; Kate Mawdsley 2007-5-11 3753 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. 637 Comment
  POM165152  Chorizanthe membranacea C. F. Baker 1903-5-8 2992 Yolo Summit of Yolo Mountains Comment
  UCD130488  Cichorium intybus Daryl Koutnik; John Sowell 1978-10-27 565 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD81559  Cichorium intybus W. W. Robbins; W. D. Norton 1928-8-1 1420 Yolo near Clarksburg. Comment
  UCD130312  Cichorium intybus Beecher Crampton 1968-7-31 8317 Yolo Davis. Comment
  UCD33460  Cichorium intybus Beecher Crampton 1968-7-31 8317 Yolo Davis. Comment
  SEINET12090856  Cinnamomum camphora J. M. Tucker 1951-1 2018 Yolo Davis, UCal Campus Comment
  UCD130560  Cirsium arvense R. N. Raynor 1941-5-28 s.n. Yolo Davis. Comment
  UC91571  Cirsium cymosum var. cymosum J. W. Blankinship 1893-5-16 Yolo Woodland Comment
  UCD20894  Cirsium occidentale N. Nicola 2001-1-5 122 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD20577  Cirsium occidentale var. venustum E. Dean; with M. Bibbo 2002-7-5 1118 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.4 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  UCD80920  Cirsium vulgare Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5323 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  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
  UCD34439  Clarkia affinis Beecher Crampton 1983-5-23 9871 Yolo 2 miles W of Winters. Comment
  UCD104437  Clarkia concinna H. B. Nidever 1951-5-26 39 Yolo 2 miles N of Rumsey, Cache Creek Canyon. 106 Comment
  UCD23420  Clarkia concinna John Warren 1977-5-15 17 Yolo Side canyon north of Hwy 128, 3.7 miles west of junction with Rd. 86. Comment
  UCD73703  Clarkia gracilis Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET9311530  Clarkia purpurea Unknown 1989-6-3 24 Yolo Yolo County Comment
  CAS-BOT-BC163396  Clarkia purpurea subsp. purpurea B. 5065 Yolo Cache Creek [Canon] Canyon Comment
  HSC62911  Clarkia purpurea subsp. quadrivulnera J. M. DiTomaso 1979-5-12 984 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  RSA273212  Clarkia purpurea subsp. quadrivulnera Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD59312  Clarkia purpurea subsp. quadrivulnera Ellen Dean; Kate Mawdsley 2007-5-11 3736 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCR206546  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2009-3-17 14409 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD21195  Claytonia perfoliata J. Shepard 2000-2-19 49 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, found near entrance road to the north. 12 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
  UCD41025  Claytonia perfoliata subsp. perfoliata Carol W. Witham 2003-4-11 956 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD100794  Claytonia perfoliata subsp. perfoliata F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD100807  Claytonia perfoliata subsp. perfoliata E. H. Everson 1951-2-23 2 Yolo Yolo and Colusa County Line: Cache Creek Canyon, 5.3 miles northwest of Rumsey. 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
  UCD168445  Clematis lasiantha Ellen Dean 2017-3-15 9268 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. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD170943  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  UCD160192  Coccinia grandis Jean Shepard 2011-10-1 858 Yolo City of Davis. Yard 1800 block Myrtle Place. Comment
  SEINET893259  Coleus blumei H. H. Dickson 1950-1 11 Yolo Landscape Gardening greenhouse, University of California campus, Davis 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
  UCD48213  Collinsia heterophylla M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 16 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  POM181668  Collinsia sparsiflora L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. 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
  RSA82762  Collinsia sparsiflora Robert Kehlor 1951-4-28 s.n. Yolo Putah Canyon, 10 miles west of Winters. Comment
  UCD168439  Collinsia sparsiflora Ellen Dean 2017-3-15 9261 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek on roadbank of east side of road. 82 Comment
  UCD39211  Conium maculatum Beecher Crampton 1953-5-28 1345 Yolo 2 miles west of West Sacramento. East end of the Yolo Causeway. Comment
  UCD41169  Consolida regalis K. Arhangelsky 2002-5-9 208 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. 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
  UCD126189  Convolvulus arvensis Cay Collette 1975-5-17 15 Yolo Knight's Landing. Along levee roadside, 50 feet from Sacramento River. 15 Comment
  UCR257078  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
  SEINET233342 Image available Convolvulus arvensis Steven Clendenning 1973-5-22 141 Yolo U.C. Davis campus, north of Briggs Hall 20 Comment
  SEINET3479119  Convolvulus arvensis M. P. Bellue 1931-9-11 Yolo Davis, Davis Comment
  UCD125709  Convolvulus arvensis Beecher Crampton 1976-6-7 9400 Yolo Yolo County, Davis, College Park and Russell blvd., vacant lot on N.W. corner. Comment
  UCD15237  Convolvulus arvensis Claire Warshaw 1985-5-31 24 Yolo California, Yolo Co.; ca. 1 mile north on F street from Covell Blvd., outside of the green-belt; 12 Comment
  UCD15572  Convolvulus arvensis Collector Unknown Date Unknown s.n. Yolo Putah Creek, near lake Berryessa. 30 Comment
  POM51570  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Creek Comment
  UC1278026  Cordylanthus palmatus B. Crampton 1952-11-4 909 Yolo 1.5 mi e Woodland (vicinity of Woodland sewage disposal plant) Comment
  UCD33598  Coreopsis Beecher Crampton 1970-6-22 8623 Yolo UC Davis campus, Dairy barn lawn. 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
  UCR183345  Coronopus squamatus G. D. Barbe 1987-4-14 4267 Yolo Sacramento River Valley, Yolo Bypass north of I-80, 5 mi east of Davis 3 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
  SEINET5744021 Image available Cotinus coggygria June McCaskill 1978-1 786 Yolo SE corner of junction of Peter J. Shields Avenue and California Avenue, University of California campus, Davis.; Univ. of California, Davis Comment
  UCD22757  Cotoneaster dammeri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  CDA20328  Cotula australis Sheri Gill 2005-4-25 s.n. Yolo Hwy 128, immediately west of Winters. 0 Comment
  UCD130878  Cotula australis Chas. Heiser Jr. 1947-2-15 1878 Yolo Davis. Comment
  UCD130909  Cotula coronopifolia Arthur M. Shapiro 1987-3-24 s.n. Yolo Davis, in median strip of Russell Boulevard near Anderson Road. 15 Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD81413  Crassula connata J. Shepard 2003-4-27 599 -A 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 .2 mi along unpaved entrance road, then south along the north-south access road. 12 Comment
  UCD101817  Crassula solieri Fleur Ng'weno 1989-4-27 DQ 15 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCR267865  Crassula tillaea Jean V. Shepard 2010-3-24 833 Yolo City of Davis, Myrtle Place 12 Comment
  RSA657060  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCD37036  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCR51827  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo Sacramento River floodplain, N of Yolo bypass c. 20 mi. north of Sacramento along Hwy I-5. Under Southern Pacific Railroad trestle. Comment
  UCD160107  Croton setiger Taylor Wolzen 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
  UCD21331  Crypsis schoenoides J. Shepard 2000-6-11 303 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Air Force facility boundary and thence 500 feet south to disked vernal pool. 12 Comment
  UCD36106  Crypsis schoenoides Beecher Crampton 1952-10-28 892 Yolo Yolo County, 5 miles west of city of Winters, on Monticello Road, along Putah Creek. Comment
  UCD37720  Crypsis schoenoides Beecher Crampton 1961-8-1 5965 Yolo Davis. Southern Pacific Railroad. Comment
  UCD41058  Crypsis vaginiflora Carol W. Witham 2003-8-8 989 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD59988  Crypsis vaginiflora W. D. Norton 1938-6-20 s. n. Yolo Yolo Co. Comment
  JEPS67593  Cryptantha flaccida W. L. Jepson 1920-5-23 8957 Yolo near Hershey (Buckeye Creek bed, w Yolo County); Buckeye Creek Comment
  UCD160939  Cryptantha flaccida J. Shepard 2012-4-7 864 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. Comment
  UCD63070  Cryptantha flaccida Ellen Dean 2008-4-9 4779 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
  SBBG117253  Cryptantha flaccida B. Crampton 1958-4-21 4718 Yolo 6.5 mi NW of Rumsey, Hwy 16 Comment
  UCD37176  Cryptantha flaccida Beecher Crampton 1958-4-21 4718 Yolo Yolo County, 6.5 miles northwest of Rumsey, Highway 16. Comment
  UCD168498  Cryptantha muricata var. jonesii Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9288 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
  UCD18430  Cucumis melo Bijan Dehgan 1975-8-11 s.n. Yolo city of Davis, grown in UCD greenhouse. Comment
  SEINET10848439  Cucurbita pepo Stephanie Frischie 2000-9-27 Frischie 69 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. 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
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia 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
  UCD54468  Cuscuta campestris Keith Glenn 1973-8-2 s.n. Yolo South side of Interstae Hwy 80 on west side of Yolo County Bypass. Comment
  CDA1351  Cuscuta japonica Bill Lyon 2006-11-28 PDR# 1441246 Yolo West Sacramento; 1912 Proctor Ave. Comment
  CDA33343  Cuscuta japonica Ramona Robison 2010-11-1 PDR# 1470296 Yolo Clarksburg; North River Road, north of Babel Slough Road. 0 Comment
  CHSC96771  Cuscuta pentagona T. C. Fuller 1960-11-7 5307 Yolo Sacramento Valley. Yolo County. In Yolo Bypass, along River Rd. E of Woodland. Comment
  UCD84677  Cuscuta pentagona J. Shepard 2010-8-15 845 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCR119107  Cuscuta salina Beecher Crampton 1961-7-25 5942 Yolo Sacramento Valley, 1 mile southwest of Saxon Station. 15 Comment
  SEINET242426  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County road #102) ca. 4 mi N of Davis. Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  UCD98532  Cycloloma atriplicifolium R. Tofsrud 1950-11-1 s.n. Yolo West Sacramento. Comment
  CDA3126  Cycloloma atriplicifolium C. Justus 1958-5-2 425 Yolo 0 Comment
  UCD169012  Cyclospermum leptophyllum Ellen Dean 2017-4-5 9308 Yolo City of Davis. In lawn of house on southwest corner of the intersection of Anderson and 8th streets. Comment
  POM302060  Cynodon barberi A. A. Beetle 1945-8-20 4022 Yolo Davis, on Univ. of Calif. farm Comment
  UCD60011  Cynodon barberi A. A. Beetle 1942-10-1 1895 Yolo Near Davis. Comment
  JEPS84688  Cynodon dactylon John W. Willoughby 1977-4-27 2325 Yolo foothills n of State Highway 128, 1.3 mi e junction with Pleasants Valley Road (County Road 86); Vaca Mountains 48 Comment
  SACT000840  Cynodon dactylon M. Wisendanger 1927/07/00 Yolo Comment
  UCD15644  Cynodon dactylon Rachelle Raymond 1989-6-4 502 Yolo Rd 29 and F St., Davis. 12 Comment
  UCD37780  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Yolo County, 2.5 miles west of Winters, State Highway 128. Comment
  UCD37781  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Yolo County, city of Davis. Comment
  UCD60089  Cynodon dactylon D. H. Hartmann 1941-7-9 s. n. Yolo Agronomy Plots, Davis. Comment
  UCR151574  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Sacramento Valley, city of Davis 16 Comment
  UCR2290  Cynodon dactylon A. A. Beetle 1945-8-20 4022 Yolo Davis, University of Calif. farm Comment
  RSA518724  Cyperus difformis Barbara Ertter 1988-10-21 7995 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
  CAS-BOT-BC114575  Cyperus eragrostis Clarence Roy Quick 1968-8-25 68 -11 Yolo Garden, Merritt Island near junction of county roads #140 & 142, 3.5 mi S of Clarksburg Comment
  UC1563964  Cyperus eragrostis Barbara Ertter 1988-10-21 7993 Yolo 1.5 mi. n. Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits); Sacramento Valley, Cache Creek 36 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
  CDA21292  Cyperus erythrorhizos G. F. Hrusa, C. & E. Dogwin 2007-10-18 17079 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood (E bank). 3 Comment
  CHSC83233  Cyperus erythrorhizos M. Tu 1999-5-19 133 Yolo Cosumnes River Preserve. Collected at Orchard Park greenhouses in Davis. 1 Comment
  UCSC000114  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 miles northeast of Knights Landing 15 Comment
  CHSC83150  Cyperus odoratus Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, S.E. of University airport. Comment
  SEINET8765662 Image available Cyperus odoratus A. S. Crafts Yolo Davis, California Comment
  CAS-BOT-BC114002  Cyperus rotundus 1932-4-20 s.n. Yolo From a backyard in Davis. Comment
  POM181676  Damasonium californicum L. F. Robbins 1927-5-17 s.n. Yolo Near the Causeway. Comment
  RSA353641  Damasonium californicum L. F. Robbins 1928-5-18 s.n. Yolo The Causeway. Comment
  SEINET8470112 Image available Damasonium californicum C. F. Ehlig 1951-1 45 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD54323  Datura ferox A. M. Shapiro 2005-10-18 s.n. Yolo West Sacramento; along service road parallel to railroad tracks; ~0.5 miles west of E. levee of Yolo Bypass. Comment
  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
  UCD126522  Datura stramonium K. Esau 1929-10-1 s. n. Yolo Putah Canyon. Comment
  UCD55482  Datura stramonium J. Shepard 2000-7-9 325 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 past parking lots and archery range on north, thence north past horseshoe pits to archery backstop/brush pile. 12 Comment
  UC1088741  Datura wrightii R. Snow 1957-10-2 322 -8 Yolo s Davis (Putah Creek); Putah Creek Comment
  UC1094503  Datura wrightii Richard Snow 1957-10-2 322 -5 Yolo Putah Creek Comment
  UCD126630  Datura wrightii K. Esau 1935-7-19 s.n. Yolo Putah Canyon. Comment
  UCD125902  Datura wrightii Beecher Crampton 1953-10-26 1727 Yolo South bank of Putah Creek, new channel, 3 miles S. of Davis. Comment
  UCD126643  Datura wrightii Collector unknown Date unknown s.n. Yolo Davis. Comment
  UCD127403  Daucus carota Collector Unknown 1925-6-19 415 Yolo Davis. Comment
  UCD67904  Delairea odorata E. Dean 1996-12-12 365 Yolo City of Davis, UC Davis campus. Comment
  CAS-BOT-BC10236  Delphinium hesperium LeRoy Abrams 1928-5-8 12612 Yolo Hills between Woodland and Davis Comment
  CAS-BOT-BC9912  Delphinium nudicaule Edna Hannibal 1918-4-14 s.n. Yolo Capay Valley Comment
  UCD168994  Delphinium patens Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9297 Yolo Audubon Bobcat Ranch. West side of ranch, north of Hwy 128, near western property boundary. Along undeveloped road on the west side of Bray Canyon. About halfway to top of slope. Area has burned three times in the last three years. 177 Comment
  CAS-BOT-BC116481  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 s.n. Yolo Putah Canyon opp. Devil's Gate Comment
  UCD58058  Delphinium patens subsp. patens Ellen Dean; K. Mawdsley 2007-4-6 3598 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  UCD82327  Delphinium variegatum Robin McMaster 1973-4-15 317 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD33233  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis. Comment
  UCD36099  Deschampsia danthonioides Beecher Crampton 1952-10-27 877 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD36175  Deschampsia danthonioides Beecher Crampton 1953-3-29 1040 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37588  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo Yolo County, 2 miles south of Zamora, along U.S. Highway 99W. Comment
  UCD37595  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo Yolo County, 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD40994  Deschampsia danthonioides Carol W. Witham 2003-4-11 924 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD62542  Deschampsia danthonioides M. Wiesendanger 1927-4-29 593 Yolo Davis. Comment
  UCD62552  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo 1 mile south of Dunnigan. Comment
  UCD62798  Deschampsia danthonioides R. M. Love 1944-4-1 Yolo W of Capay. Comment
  UCD139219  Dichelostemma capitatum R. B. Griffith 1949-3-20 4 Yolo Putah Canyon. Comment
  UCD168444  Dichelostemma capitatum Ellen Dean 2017-3-15 9267 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. East-facing slopes on west side of lower reaches of Bray Canyon. 133 Comment
  UCD48274  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 8 yards from the N side of the road. 488 Comment
  UCD56708  Dichelostemma capitatum Ellen Dean; M. Bibbo 2007-3-23 3401 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
  UCD34395  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCD139424  Dichelostemma capitatum subsp. capitatum J. McGrath 1963-3-17 33 Yolo below Recreation Beach, State Highway 128, 8 miles west of Winters, Putah Canyon. 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
  UCD21375  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-26 416 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Department of Defense property fence. Then, south along pathway, about 150 yards, growing on the east side of the path. 12 Comment
  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
  HSC82058  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1980-4-27 5105 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD20868  Dichelostemma volubile N. Nicola 2001-8-5 085 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  CHSC79404  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo 1.5 miles north of city of Davis, along U. S. Highway 99W. Comment
  UCD149377  Digitaria sanguinalis Yolo County 4H Club 1932-10-1 s.n. Yolo City of Dunnigan. 184 Comment
  UCD63967  Digitaria sanguinalis C. B. Heiser Jr. 1946-9-3 Yolo Davis. Comment
  UCR119119  Digitaria sanguinalis Beecher Crampton 1961-9-15 5973 Yolo Sacramento Valley, City of Davis, University of California campus. Comment
  SEINET13767727 Image available Diplacus aurantiacus S. C. Hanson 1949-1 16 Yolo Putah Canyon Comment
  SEINET5737236 Image available Diplacus aurantiacus subsp. aurantiacus Carla de Leon 1975-1 32 Yolo State Highway 128, 1.5 miles east of Monticello Dam.; Monticello Dam 201 Comment
  CAS-BOT-BC151331  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison Comment
  UCD35258  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. Comment
  UCD120206  Distichlis spicata Ellen Dean 2012-4-19 7321 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
  UCD35417  Distichlis spicata Beecher Crampton 1956-7-13 3708 Yolo Yolo bypass. Comment
  UCD73035  Distichlis spicata Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4916 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
  UCR119095  Distichlis spicata Beecher Crampton 1954-9-30 2283 Yolo Sacramento Valley, 3 miles north of Davis. 15 Comment
  UCD64489  Distichlis spicata var. stricta R. N. Raynor 1939-9-10 Yolo 4 miles SE of Woodland. Comment
  UCD18437  Dittrichia graveolens A. M. Shapiro 1999-10-29 s.n. Yolo West Sacramento, ca. 0.5 km west of Harbor Blvd., north of West Capitol Ave., along jeep trail on south side of railroad embarkment. Comment
  UCD118831  Dodecatheon clevelandii subsp. patulum Mrs. L. H. Phillips 1929-3-17 1779 Yolo Capay Valley. Comment
  SEINET5733608 Image available Dodecatheon hendersonii E. F. Beukman 1964-1 6 Yolo On State Hwy 16, ca. 2.5 mi. N of Rumsey.; Rumsey Comment
  SEINET8561757  Dodecatheon hendersonii G. Cook 1959-3-27 4 Yolo 5 miles W of Winters along Hwy 128. 305 Comment
  UCD34232  Downingia bicornuta var. picta Beecher Crampton 1978-5-8 9586 Yolo Yolo County, 1 mile south of Saxon Station, T7N R3E sect. 17 N.W. quarter. Comment
  SD27860  Downingia insignis Carl B. Wolf 1928-5-8 2134 Yolo Sacramento Valley, 4.0 miles north of Zamora. 39 Comment
  UCD144780  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
  UCD21396  Downingia insignis J. Shepard 2001-5-6 440 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  UCD23189  Downingia insignis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD34230  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD37916  Downingia insignis Beecher Crampton 1962-5-1 6362 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD55043  Downingia insignis K. Esau; M. Phillips 1929-4-11 1892 Yolo Davis. 15 Comment
  UCD72406  Downingia insignis Ellen Dean; Kate Mawdsley 2008-4-16 4811 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
  UCD35025  Downingia insignis Beecher Crampton 1998-5-18 10365 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  POM59017  Downingia ornatissima A. A. Heller, H. E. Brown 1902-4-29 s.n. Yolo Near Madison. Comment
  UCD55165  Downingia ornatissima Fleur Ng'weno 1989-4-30 DQ 20 Yolo D-Q University; County Road 31, 9 miles west of Davis city Center. 30 Comment
  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
  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
  UCD84357  Downingia pulchella Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD72574  Draba verna Rick Karban 2006-5-24 s. n. Yolo UC Davis campus, volunteer in lath house. 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
  UC1949234  Dysphania ambrosioides Barbara Ertter 1988-10-21 7982 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD98712  Dysphania botrys H. A. Borthwick 1925-5-5 1854 Yolo Putah Canyon. Comment
  CAS-BOT-BC197017  Echinochloa colona John Thomas Howell; Gordon H. True 1969-6-23 45796 Yolo Along highway 2 miles west of Knights Landing 15 Comment
  SBBG26399  Echinochloa colona B. Crampton 1965-10-5 Yolo University of California Davis campus Comment
  UCD36445  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo Yolo County, 1 mile west of city of Winters. Comment
  UCD37722  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Yolo County, 2.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD38017  Echinochloa colona Beecher Crampton 1962-9-11 6668 Yolo Yolo County, 3 miles west of city of Winters. 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
  UCD60772  Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo 2 miles north of Davis. Comment
  UCD60775  Echinochloa colona Beecher Crampton 1954-7-28 2226 Yolo 1 mile north of Davis. Comment
  CAS-BOT-BC242673  Echinochloa crus-galli Beecher Crampton 1965-7-7 7436 Yolo Northern city limits of Winters 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
  UCD32862  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Yolo County, UC Davis agronomy nursery weed Comment
  UCD32949  Echinochloa crus-galli Beecher Crampton 1965-7-27 7470 Yolo Yolo County, 2.5 miles north of Davis. Comment
  UCD32954  Echinochloa crus-galli Beecher Crampton 1965-7-27 7473 Yolo Yolo County, 2.5 miles east of Woodland on rd. 102. Comment
  UCD32968  Echinochloa crus-galli Beecher Crampton 1965-8-18 7489 Yolo Road 99E. Comment
  UCD37377  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo Yolo County, 7.5 miles west of city of Davis. Comment
  UCD41066  Echinochloa crus-galli Carol W. Witham 2003-8-8 997 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD60824  Echinochloa crus-galli Beecher Crampton 1957-9-24 4634 Yolo Along Co. Rd.. 99, 3 miles north of Davis. Comment
  UCD60838  Echinochloa crus-galli Beecher Crampton 1957-9-16 4612 Yolo County Road 27, 8 miles northwest Davis. Comment
  UCR119117  Echinochloa crus-galli Beecher Crampton 1965-7-7 7433 Yolo Sacramento Valley, UC Davis. 15 Comment
  UCD60884  Echinochloa crus-galli var. mitis E. G. Cakin 1947-5-14 Yolo Davis. Comment
  UCD60812  Echinochloa crus-galli var. mitis Beecher Crampton 1957-11-5 4644 Yolo East of West Davis Elementary School, Davis. Comment
  UCD60815  Echinochloa crus-galli var. mitis Beecher Crampton 1954-7-28 2227 Yolo 1 mile north of Davis. Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  POM198507  Echinochloa muricata var. microstachya Roxana Stinchfield 1916-6-25 324 Yolo In tule near Buckeye Creek Comment
  UCD137958  Echinodorus berteroi R. N. Raynor 1943-9-1 s.n. Yolo Knights' Landing. 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
  SD132000  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd. 89 crossing just west of I-505; east of gravel pits 1.5 miles north of Madison, ca 10 miles west of Woodland. Comment
  UC1562857  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo creek at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD131243  Eclipta prostrata K. Esau; K. Hartmann 1941-8-19 s.n. Yolo Knights Landing, U.S. #45. Comment
  UCD15439  Eclipta prostrata A. M. Shapiro 1995-9-29 s.n. Yolo California, Yolo Co.; West Sacramento, ca. 1/2 mile north of West Capitol Ave, (near the CHP Academy); Comment
  UCD81604  Ehrharta calycina Collector Unknown 1950-6-1 s.n. Yolo Capay Valley, Bruhn Burn Plots. Comment
  UCD36488  Ehrharta erecta Beecher Crampton 1953-10-15 1687 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD141690  Eleocharis macrostachya Ellen Dean; M. Taylor 2013-6-20 7802 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
  UCD160564  Eleocharis macrostachya Ellen Dean; Craig Thomsen 2015-3-21 8613 Yolo Audubon Bobcat Ranch. Southwestern part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon where transmissionl lines are present. Bottom of drainage that flows downslope from escarpment labeled 'spring' on topo maps. Near undeveloped road. 118 Comment
  UCD49781  Eleocharis macrostachya Fleur Ng'weno 1989-4-30 DQ 22 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD49785  Eleocharis macrostachya R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  CAS-BOT-BC221839  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis, UC Davis campus quad lawn Comment
  UCD61264  Eleusine indica Beecher Crampton 1971-9-7 8757 Yolo University of California Davis Campus. Comment
  UCD61266  Eleusine indica June McCaskill 1957-7-22 531 Yolo In front of Room 9, Temporary Building 4, University of California, Davis. Comment
  UCR197934  Eleusine indica Beecher Crampton 1952-10-3 852 Yolo Sacramento Valley, city of Davis 16 Comment
  UCD142965  Elodea canadensis Ellen Dean; N. Gonzales 2013-8-8 7938 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 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
  UCD164528  Elymus glaucus Craig D. Thomsen 2006-6-13 2659 Yolo Camp Haswell County Park, flat above turnout along Hwy 16. 137 Comment
  UCD61907  Elymus glaucus R. Tofsrud 1951-1 Yolo Agronomy Division Grass Garden, Davis. Comment
  CAS-BOT-BC213816  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Davis, Southern Pacific RR station Comment
  UCR152277  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Sacramento Valley, city of Davis 16 Comment
  SACT001157  Elymus triticoides 1925-6-15 Yolo no determiner/collector listed. Comment
  UC1151609  Elytrigia repens Beecher Crampton 1962-5-4 6401 Yolo Southern Pacific R.R. station Davis Comment
  UCD105365  Epilobium brachycarpum G. 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
  UCD84352  Epilobium campestre Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR152405  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo Sacramento Valley, 1.3 mi south of Dunnigan, US Hwy 99 16 Comment
  CAS-BOT-BC166147  Epilobium canum subsp. canum Beecher Crampton 1975-11-18 9338 Yolo Ca. 6 miles west of Winters along Hwy. 128 Comment
  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
  UCD105414  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters. Comment
  UCD35453  Epilobium canum subsp. latifolium Beecher Crampton 1956-9-28 3876 Yolo 4.5 miles west of Winters, Vaca Mtns., along Putah Creek. Comment
  UCD141692  Epilobium ciliatum Ellen Dean; M. Taylor 2013-6-20 7804 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
  UCD120658  Epilobium cleistogamum Ellen Dean; Mary Schiedt 2012-7-12 7420 Yolo Dept. of Fish and Game Glide Tule Ranch. Large vernal pool near barn SW of intersection of county roads 38 and 106 (entrance gate to land). 6 Comment
  UCD103913  Epilobium densiflorum Mary Schiedt 2010-8-24 s.n. Yolo Department of Fish and Game lands in Yolo Bypass. Comment
  UCD138942  Epipactis gigantea Patti Paige 1960-5-5 19 Yolo bank of Cache Creek, south of Boy Scout Campground, State Highway 16, 3 miles northwest of Rumsey. Comment
  RSA0037239  Equisetum Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah can. Comment
  UCD20609  Equisetum laevigatum E. Dean; with M. Bibbo 2002-7-5 1156 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
  UCD65699  Eragrostis June McCaskill 1976-9-9 s. n. Yolo city of Davis, front yard of 731 A Street. Comment
  HSC102725  Eragrostis barrelieri J. P. Smith 2013-8-23 13774 Yolo Weed in a walnut orchard. 134 Comment
  RSA622136  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, University of California, experimental plot A-12, west of State Highway 113 Comment
  UCD37725  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo Yolo County, 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62973  Eragrostis cilianensis Beecher Crampton 1952-9-24 843 Yolo U. C. - Davis. Comment
  UCR118792  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo Sacramento Valley, 1.5 miles south of Woodland, along County Road 99 15 Comment
Read comments
Jul 3 2008
  UCR119091  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Sacramento Valley, UC Davis agronomy field. 15 Comment
  RSA189470  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi. nw. of Woodland 6 Comment
  UCD34832  Eragrostis curvula Beecher Crampton 1963-6-11 6852 Yolo Yolo County, 1 mile south of Dunnigan along Hwy. 99W. Comment
  UCD62987  Eragrostis curvula Beecher Crampton 1974-5-7 9049 Yolo 1 mile east of Winters. Along on - ramp Interstate Hwy. 5 north to Redding. Comment
  UCD63099  Eragrostis curvula Beecher Crampton 1971-9-7 8756 Yolo 1 mile east of Davis (city limits) Covell Blvd. (County Rd. 31). Comment
  CHSC83242  Eragrostis curvula var. curvula Beecher Crampton 1962-8-27 6641 Yolo 4 miles south of Woodland, at junction of County Roads 98 and 25A. Along roadshoulder. Comment
  CDA31760  Eragrostis hypnoides C. Hardy 5 Oct [year missing] Yolo Woodland 0 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
  UCD36497  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-16 1702 Yolo Yolo County, 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD63877  Eragrostis mexicana subsp. virescens J. M. Tucker 1962-6-16 3626 Yolo south side of Greenhouse 13, 50 yards south of Horticultural Sciences building, University of California campus, Davis. Comment
  UCD64025  Eragrostis mexicana subsp. virescens A. A. Beetle 1942-10-1 1897 Yolo Davis. Comment
  UCD33417  Eragrostis minor Beecher Crampton 1967-10-16 8217 Yolo Yolo County, UC Davis agronomy field weed. Comment
  UCD63405  Eragrostis minor Beecher Crampton 1967-10-16 8217 Yolo UC Davis agronomy field. Comment
  UCD63434  Eragrostis minor Collector Unknown 1942-9-1 Yolo Davis, Davis Farm. Comment
  UCD63436  Eragrostis minor A. A. Beetle 1942-10-1 1894 Yolo near Davis. Comment
  UCD63439  Eragrostis minor Collector Unknown 1941-8-1 Yolo Davis. Comment
  CDA20761  Eragrostis pectinacea G. F. Hrusa, Charles & Emma Dogwin 2006-10-13 16935 Yolo Sacramento Delta; Annual growing out of eroded sandy bank of Sacramento River, +/- 1 mi. upstream of Hood on W side of river at boat launching site. 7 Comment
  UCD64329  Eragrostis pectinacea Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  UCR119179  Eragrostis pilosa Beecher Crampton 1961-8-29 5971 Yolo Sacramento Valley, 1.5 miles south of Woodland, along County Road 99 15 Comment
Read comments
Jul 6 2008
  UC1153798  Eragrostis trichodes Beecher Crampton 1957-8-19 Yolo Agronomy Experimental Areas Davis Campus Comment
  UCD39906  Eragrostis trichodes Beecher Crampton 1957-8-19 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Comment
  UCD151019  Erigeron bonariensis D. S. Park 2010-5-28 99 Yolo UCD, east of Science Lecture Bldg. 10 Comment
  UCD18423  Erigeron bonariensis Gabor Bethlenfalvay 1973-5-20 21 Yolo city of Davis, UC Davis campus, in waste place near UD Botany Greenhouse. 15 Comment
  UCD159454  Erigeron canadensis D. S. Park 2010-8-5 209 -1 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 17 Comment
  UCD159455  Erigeron canadensis D. S. Park 2010-8-5 209 -2 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 17 Comment
  UCD34570  Eriochloa Beecher Crampton 1985-7-27 10015 Yolo Davis, G st. between 3 and 4 th streets. Comment
  UCD34849  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson road. Comment
  UCD15559  Eriodictyon californicum E. D. Appenzeller 1995-5-28 s.n. Yolo Off Hwy 128, near Stebbins Cold Canyon. Comment
  UCD168491  Eriodictyon californicum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9281 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary on east-facing slope above Bray Canyon. Area has burned three times in the past three years. 175 Comment
  SEINET12350272  Eriodictyon californicum Unknown 1998-6-4 22 Yolo 4 mi W of Winters on Hwy 128, 0.5 m W of road 140 Comment
  SEINET5728877 Image available Eriogonum umbellatum Mohamed Shagrun 1960-1 s.n. Yolo University farm, University of California; Davis Comment
  UC1504697  Eriogonum wrightii Tim Lowrey 1972-7-30 Yolo bank on edge of Cache Creek 1 mi n Rumsey Bridge; Cache Creek Comment
  UC14090  Eriogonum wrightii var. trachygonum W. L. Jepson 1887-9-17 Yolo near Winters Comment
  UCD132168  Eriophyllum lanatum Shirley L. Cotter 1952-4-27 3457 Yolo Along Putah Creek, 1 mile west of Winters. Comment
  JEPS34647  Eriophyllum lanatum var. achilleoides W. L. Jepson 1920-5-23 8958 Yolo near Hershey (Buckeye Creek, w Yolo Co.); Buckeye Creek Comment
  UC638702  Eriophyllum lanatum var. achilleoides Ethel Crum 1938-5-7 2000 Yolo n-facing slope above creek (Cache Creek canyon, 4 mi n of Rumsey); Immer North Coast Range <sic>, Cache Creek canyon 152 Comment
  UCD132198  Eriophyllum lanatum var. achilleoides Joseph M. DiTomaso 1976-4-9 405 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 121 Comment
  UCR206284  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-5-20 14727 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  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
  SEINET8526772  Erodium botrys G. Cook 1959-3-27 10 Yolo Collected 2 miles east of Davis, found along highway 99 W 15 Comment
  UCD62725  Erodium brachycarpum Alan Yip; Plant Biology 102 students 2008-4-6 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. 118 Comment
  UCD103119  Erodium brachycarpum B. Crampton 1953-4-27 1137 Yolo Along railroad, 1 mile north of Winters. Comment
  CDA37074  Erodium cicutarium 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
  CHSC97931  Erodium cicutarium Goodwin; Bellue 1933-5-1 Yolo Yolo Co. Comment
  UCR257135  Erodium cicutarium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20509 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
  UCD103184  Erodium cicutarium P. B. Kennedy 1926-5-10 s.n. Yolo University Farm, Davis. Comment
  UCD103252  Erodium moschatum L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCR237638  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 A 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
  RSA0045322  Erodium moschatum Lois Weston 1942-4-7 1122 Yolo Univ. campus, Davis. Comment
  CDA9627  Eryngium aristulatum D. G. Kelch 2007-5-18 7 .32 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD84313  Eryngium aristulatum var. aristulatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  JEPS114044  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch Comment
  UCD23184  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
  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
  UCD35566  Erysimum asperum Beecher Crampton 1958-4-21 4713 Yolo 2.7 miles NW of Rumsey. Along State Hwy 16 above Cache Creek. Comment
  UCD58752  Erysimum repandum A. M. Shapiro 2007-4-22 s.n. Yolo West Sacramento. Yolo Bypass. Comment
  UCD160548  Eschscholzia caespitosa Ellen Dean; Craig Thomsen 2015-3-21 8602 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
  UCD94043  Eschscholzia caespitosa Shannon M. Still 2006-3-13 48 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 38 Comment
  UCD94053  Eschscholzia caespitosa Shannon M. Still 2006-3-23 60 Yolo California. Yolo County: CA-128 on slope across road from dirt parking area by Monticello Dam, on eastern side of road. 77 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
  UCD95250  Eschscholzia caespitosa R. B. Griffith 1949-3-20 5 Yolo north of Putah Creek, 4.6 miles west of Winters. Comment
  UCD95346  Eschscholzia californica M. Wiesendanger 1927-4-29 s.n. Yolo Capay. Comment
  CDA24557  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  UCD95323  Eschscholzia californica June McCaskill; Katherine Onaga 1962-4-12 647 Yolo 0.1 mile east of intersection of L and 2nd streets, Davis. Comment
  UCD39512  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo California. Yolo Country: 2 miles west of Winters foothills. 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
  UCR246743  Eucalyptus camaldulensis G. D. Barbe, G. Fred Hrusa 1980-4-3 2569 Yolo east of Road 91B and south of Hwy I-5, between Zamora and Dunnigan Comment
  UCD73401  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean; Vance Russell 2008-4-1 4690 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on west side of Putah Creek, downstream of Monticello Dam. West side of Bray Canyon. 77 Comment
  UCD18304  Euonymus japonica Marcel Rejmanek 2001-6-11 s.n. Yolo city of Davis, downtown, 2nd and E Sts. Comment
  UCD142403  Euphorbia marginata Beecher Crampton 1977-11-16 s.n. Yolo Davis. Comment
  UCD142633  Euphorbia nutans G. F. Hrusa; B. Follansbee 1995-8-25 12460 Yolo West Davis, at Sunwise Co-op, Westernesse Rd. 50 Comment
  UCD142636  Euphorbia nutans June McCaskill 1967-6-11 727 Yolo Davis, just north of 38 College Park. 15 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
  UCD44955  Euphorbia ocellata Megan Lulow 2003-10-18 s.n. Yolo Bobcat Ranch, NE of the town of Winters, ca. 2 miles N of Hwy 128 and ca. 4 mi E of Winters. (Georeferencing is approximate and not an exact place at Bobcat Ranch). 30 Comment
  SEINET12515074 Image available Euphorbia peplus Jo Nixon 1951-5-3 Yolo Weed on campus Comment
  UCD142448  Euphorbia peplus K. Esau 1933-4-20 s.n. Yolo Davis. Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCD142758  Euphorbia serpens Daryl Koutnik 1988-8-20 s.n. Yolo City of Davis on Hanover Drive behind Lucky's Market, east of Anderson Road. 22 Comment
  UCD81849  Euphorbia serpillifolia Ellen Dean; M. Showers, G. Harrington 2009-6-3 5768 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. 9 Comment
  UCD38286  Euphorbia serpillifolia B. Crampton 1952-10-28 891 Yolo 5 miles west of Winters. Comment
  UCD21036  Euphorbia spathulata Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 222 Yolo near the city of Davis. Approximately 1.2 miles S of intersection of Road 105 and Road 38. Glide/Tule Ranch site. 2 Comment
  CDA5284  Euthamia occidentalis T. C. Fuller 1959-9-17 3930 Yolo Harbor Boulvard & Freeway, West Sacramento. 0 Comment
  CDA5285  Euthamia occidentalis T. C. Fuller 1959-9-17 3930 Yolo Harbor Boulvard & Freeway, West Sacramento. 0 Comment
  UC1562578  Euthamia occidentalis Barbara Ertter 1988-10-21 7986 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
  SEINET238366 Image available Festuca eastwoodiae Beecher Crampton 1953-4-27 1141 Yolo 2.5 miles west of city of Winters on Road 87. Comment
  UCR118986  Festuca microstachys Beecher Crampton 1954-4-15 1775 Yolo Sacramento Valley, 2 miles west of city of Winters. 46 Comment
  CHSC111074  Festuca roemeri var. klamathensis John Anderson 2014-6-15 Yolo Hedgerow Farm, Winters. Comment
  UCD66386  Festuca rubra D. C. Sumner 1956-5-25 Yolo Agronomy Division Grass Garden, Davis. Comment
  UCD161192  Ficus carica Jean Shepard 2013-6-14 874 Yolo City of Davis. Myrtle Pl. Comment
  HSC101754  Ficus carica J. M. DiTomaso 1979-5-12 980 Yolo Road 128, 6 miles west of Davis Comment
  CDA16116  Foeniculum vulgare G. F. Hrusa 1999-8-28 15270 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. Sheet 1 of 2 0 Comment
  UCD41116  Frangula californica K. Arhangelsky 2002-5-9 212 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  CAS-BOT-BC223854  Frankenia palmeri H. Popenoe 1949-5-26 26 Yolo Banks of Pole Road Canal 3 miles northeast of Davis Comment
  UCD99583  Frankenia salina James D. Bradshaw 1946-9-5 s.n. Yolo 15 miles southeast of Davis. Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD170741  Fumaria capreolata Jean Shepard 2018-3-12 s.n. Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD134784  Fumaria officinalis A. M. Shapiro 2013-3-22 s.n. Yolo UC Davis campus. Southeast corner of Robbins Hall. 15 Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 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
  UCD162343  Galium andrewsii Craig Thomsen 2006-6-13 2665 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
  UCD121727  Galium aparine Ogden C. Riddle 1942-3-30 47 Yolo 4 mi. west Recreation Beach, Putah Canyon. (note, 4 mi. west is near Wragg Canyon in Napa County off of what used to be Putah Canyon. This collector may have meant 4 mi. east, which is in Yolo County and also Putah Canyon. Record is georeferenced in Napa County.) Comment
  UCD48157  Galium aparine A. Laffin; S. Holck, A. Randall 2002-4-13 11 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, 20 yards from the N side of the road. 488 Comment
  CDA16698  Galium aparine G. F. Hrusa 1998-3-21 14157 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  UCD121839  Galium nuttallii J. D. Skoss 1948-6-6 31 Yolo Putah Canyon 10 miles below Yolo-Napa county line. Comment
  UCD160177  Galium porrigens var. porrigens Leonardo Tuchman 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 131 Comment
  UC1562739  Galium porrigens var. tenue Barbara Ertter with Annetta Carter 1989-5-28 8532 Yolo Rayhouse Road 4.3 mi from Hwy 16 (e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, ca 5 air mi wsw of Rumsey) 731 Comment
  CDA30592  Galium tricornutum M. Beyers 2010-5-12 452 Yolo Just east of County Road 87, along County Road 19. 54 Comment
  UCD21290  Gastridium phleoides J. Shepard 2000-5-8 229 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots on the south side. Growing in rectangular depressed area on south side of road. 12 Comment
  UCD56691  Gastridium phleoides Ellen Dean 2006-10-27 3300 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
  UCD20374  Genista monosperma K. Esau 1932-3-10 s. n. Yolo Yolo County, UC Davis Campus. Comment
  SEINET951934  Genista monosperma Ed L. Gedling 1966-1 Yolo Cultivated in cans in Grounds Nursery, University of California campus, Davis. Comment
  UCD56719  Geranium Ellen Dean; M. Bibbo 2007-3-23 3412 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
  RSA696389  Geranium dissectum Keith E. Hoffmaster 1939-4-26 945 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
  UCD62836  Geranium molle Elaine Chow; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD160544  Gilia capitata Ellen Dean; Craig Thomsen 2015-3-21 8598 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
  UCD56720  Gilia tricolor Ellen Dean; M. Bibbo 2007-3-23 3413 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
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters Comment
  JEPS84568  Gilia tricolor subsp. tricolor John W. Willoughby 1977-3-27 1964 Yolo hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86); Vaca Mountains, n of State Highway 128 60 Comment
  UC106696  Gilia tricolor subsp. tricolor J. W. Blankinship 1893-1 Yolo Woodland Comment
  UCD33700  Gladiolus Beecher Crampton 1972-4-19 8787 Yolo Yolo County, 2 miles west of Winters. Comment
  SEINET952123  Gleditsia triacanthos June McCaskill 1957-1 541 Yolo University of California, Davis. Comment
  UCD105753  Gleditsia triacanthos A. Godlewski 1973-8-3 s.n. Yolo S. side Library, University of California, Davis. Department of Environmental Horticulture. Comment
  CDA38730  Glycyrrhiza glabra E. Dean, T. Starbuck 2011-8-21 7210 Yolo City of Davis. At SW corner of intersection of Cowell Blvd. and Drummond Ave. On south side of Hwy 80. 0 Comment
  UC735716  Glycyrrhiza lepidota Chas. Heiser 1947-6-10 1933 Yolo railroad right-of-way n Davis Comment
  UCD141677  Glycyrrhiza lepidota Ellen Dean; M. Taylor 2013-6-19 7797 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCD33864  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo Yolo County, ca. 6 miles west of Winters. Comment
  UCD35687  Glycyrrhiza lepidota Beecher Crampton 1959-4-20 5176 Yolo Yolo County; 3.5 miles west of Winters. Comment
  CDA6133  Grindelia camporum D. G. Kelch 2007-5-18 7 .319 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. 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
  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-BC314679  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  POM58284  Grindelia hirsutula var. davyi A. A. Heller, H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCD164525  Gutierrezia californica Craig D. Thomsen 2009-5-15 2916 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  RSA96670  Gutierrezia californica Percy C. Everett, E. K. Balls 1954-10-19 20366 Yolo Cache Creek, 5.8 miles NW of Rumsey on Highway 16 to Madison 152 Comment
  UCD23211  Hainardia cylindrica A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD81056  Hainardia cylindrica Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5592 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
  UCD41048  Helianthus annuus Carol W. Witham 2003-8-8 979 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET4008332 Image available Helianthus bolanderi C. B. Heiser, W. Meagher; M. Meagher 1946-1 1851 Yolo 4.7 miles north of Yolo, Comment
  CDA40617  Heliotropium curassavicum W. S. Ball 1931-10-1 s.n. Yolo Near Davis. 0 Comment
  UCD143930  Heliotropium curassavicum var. oculatum Ellen Dean; C. Robbins 2013-8-28 7993 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
  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
  RSA97981  Heliotropium curassavicum var. oculatum H. E. Cott 1949-6-5 A- 133 Yolo At Winters Mouth of Putah Canyon. Comment
  UCD119420  Heliotropium curassavicum var. oculatum H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UC1563849  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo e. of gravel pits 1.5 mi. n. of Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505); Sacramento Valley, Cache Creek 36 Comment
  UCD132027  Helminthotheca echioides Beecher Crampton 1957-10-25 4637 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  CAS-BOT-BC309971  Hemizonia congesta subsp. luzulifolia Roxana Stinchfield 1919-6-26 367 Yolo Above Buckeye Cr., D'Oyly sheep ranch Comment
  CHSC59300  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD21330  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-6-9 302 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Air Force facility boundary and thence south in field. 12 Comment
  UCR178858  Hemizonia congesta subsp. luzulifolia 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
  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
  POM360359  Hemizonia parryi Robert Gustafson 1985-6-15 3182 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  UCR262437  Hemizonia parryi subsp. parryi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18499 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
  POM197563  Hemizonia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland and Davis. Comment
  RSA695595  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1946-4-19 1051 Yolo [Unspecified] Comment
  UC1212262  Hesperolinon micranthum Helen K. Sharsmith 1952-6-1 4120 Yolo near summit of Knoxville-Rumsey road (sw of Cache Creek Canyon); Inner North Coast Ranges 731 Comment
  UC1618246  Hesperolinon micranthum Barbara Ertter with Annetta Carter 1989-5-28 8531 Yolo 5 air mi wsw of Rumsey (Rayhouse Road 4.3 mi from Highway 16, e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut); Rayhouse Road 731 Comment
  CAS-BOT-BC143615  Heteromeles arbutifolia Roxana Stinchfield 1916-6-26 356 Yolo Along Buckeye Creek, D'Oyly Ranch 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
  UCD161202  Heterotheca oregona var. compacta Jean Shepard 2014-9-20 888 Yolo Cache Creek Reserve. Comment
  UCR119026  Heterotheca oregona var. oregona Beecher Crampton 1954-9-9 2267 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  JEPS2481  Heterotheca oregona var. scaberrima W. L. Jepson 1887-9-17 14677 Yolo near Winters; Putah Creek Comment
  UCD168998  Heterotheca sessiliflora Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9298 Yolo Audubon Bobcat Ranch. West side of ranch, north of Hwy 128, near western property boundary. Along undeveloped road on the west side of Bray Canyon. About halfway to top of slope. Area has burned three times in the last three years. 152 Comment
  UCD168991  Heterotheca sessiliflora subsp. bolanderi Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9294 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
  UCD18444  Hibiscus trionum A. M. Shapiro 2000-7-1 s.n. Yolo city of Woodland, near railroad tracks and Gibson Rd. 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
  UCD58080  Holodiscus discolor Ellen Dean; K. Mawdsley 2007-4-6 3618 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 471 Comment
  SEINET5728876 Image available Homalocladium platycladum Bijan Dehgan 1972-1 s.n. Yolo University of California; Davis Comment
  UCD36159  Hordeum brachyantherum Beecher Crampton 1953-3-16 1008 Yolo City of Madison. Comment
  UCD41019  Hordeum brachyantherum Carol W. Witham 2003-4-11 949 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC285014  Hordeum depressum Peter H. Raven 1955-4-17 8279 Yolo Davis Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. 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
  UCD85633  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCR220402  Hordeum depressum Jean V. Shepard 2001-4-13 432 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. C. 400 yards south of the large vernal pool west of Dept. of Defense fence 12 Comment
  CAS-BOT-BC285084  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  CAS-BOT-BC285085  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  UCD37914  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-5-1 6359 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  UCR118999  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-4-28 6345 Yolo Sacramento Valley, 2 miles northeast of city of Davis, near city dump. 15 Comment
  UCR220388  Hordeum marinum subsp. gussoneanum Jean V. Shepard 2000-5-1 163 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, straight to east boundary of park south of track in field 12 Comment
  UCD85940  Hordeum murinum E. G. Cakin 1947-3-27 s.n. Yolo Vacant lot in Davis. Comment
  SEINET9348938  Hordeum murinum Unknown 1988-8-16 18656 Yolo UC Davis Campus Comment
  CDA2205  Hordeum murinum subsp. glaucum T. C. Fuller 1958-5-2 3953 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UCD37787  Hordeum murinum subsp. glaucum Beecher Crampton 1962-4-2 6098 Yolo 1.5 miles east of Winters. Comment
  UCD86474  Hordeum murinum subsp. glaucum R. Tofsrud 1949-4-1 s.n. Yolo Davis. Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  SEINET3828566  Hordeum murinum subsp. leporinum George K. Helmkamp, E. A. Helmkamp 2012-1 18785 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  UCD34856  Hordeum murinum subsp. leporinum Beecher Crampton 1964-4-7 6915 Yolo Davis. Southern Pacific Railroad. Comment
  UCD37785  Hordeum murinum subsp. leporinum Beecher Crampton 1962-3-30 6094 Yolo Davis. Vacant lot. Comment
  UCD86137  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1344 Yolo Davis. Vacant lot. 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
  HSC47819  Hordeum vulgare Michael A. Watkins 1978-6-16 25 Yolo At the corner of F. St. and Covell in the city of Davis. Comment
  SEINET238808 Image available Hordeum vulgare Beecher Crampton 1955-12-13 3213 Yolo 0.25 mile south of Davis city limits along U.S. Highway 40 at junction with Davis Road. Comment
  UCD86532  Hordeum vulgare J. Hardison 1989-5-11 132 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD86535  Hordeum vulgare Beecher Crampton 1961-6-1 5887 Yolo 3 miles S of Woodland. Comment
  UCD85681  Hordeum vulgare subsp. spontaneum Beecher Crampton 1967-5-8 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD160541  Hornungia procumbens Ellen Dean; Craig Thomsen 2015-3-21 8595 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. 220 Comment
  UCD94129  Hunnemannia hintoniorum Shannon M. Still 2007-8-1 185 Yolo California. Yolo County: UC Davis campus. Comment
  UCD144284  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA158054  Ipomoea triloba June McCaskill 1959-3-24 589 Yolo Botany Department greenhouse, University of California, David. Comment
  UCD67999  Iris macrosiphon S. M. Smukler 1995-5-5 7 Yolo Quail Ridge Preserve, 1/4 mile from the University Cabin. In a riparian plant association, next to trail in canyon, in a moist area. Erect herbaceous perennial. 100 Comment
  CAS-BOT-BC88641  Isatis tinctoria B. Crampton 1955-4-14 2499 Yolo Along road shoulder of US Highway 99 west of Zamora. Comment
  CAS-BOT-BC324751  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., margin of flood plain of Putah Creek Comment
  SBBG115832  Iva axillaris B. Crampton 1959-5-11 5206 Yolo ca. 7 mi W of Winters, Vaca Mts, margin of floodplain of Putah Crk Comment
  UCD63352  Iva axillaris subsp. robustior Daniel Sanchez-Mata 2006-6-15 s.n. Yolo Winters-Moskowite Corners. Putah Creek Public Fishing Area. 70 Comment
  UCD22755  Jasminum mesnyi Collector unknown 1988-2-8 s.n. Yolo Collected at Mrak quad fence. Comment
  UCD163602  Juglans Ellen Dean 2016-4-12 8836 Yolo city of Davis. Along Russell Blvd. between Arthur and Arlington, south side of the street. 15 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
  UCD110267  Juglans hindsii S. C. Hanson 1949-5-18 3 Yolo South of Highway 99, near Davis. Comment
  UCD110270  Juglans hindsii Lynn. M. Holstein 1979-5-18 3 Yolo Corner of 5th and Pole line Rd. Comment
  UCD110272  Juglans hindsii G. F. Hrusa 1994-4-9 11736 Yolo University of California, Davis: Putah Creek Riparian Reserve. Approximately 1/2 m. W of Hopkins Rd. terminus. 50 Comment
  UCD14614  Juglans hindsii Nathan Horn 1989-6-7 23 Yolo California, Yolo Co.; along Old Davis Road, ca. 1 mile south of University of California, Davis; 15 Comment
  UCR37022  Juncus arcticus 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
  UCD164508  Juncus balticus subsp. ater Craig Thomsen 2006-6-30 2627 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD34978  Juncus bufonius Beecher Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25. Comment
  RSA699655  Juncus bufonius var. bufonius Keith E. Hoffmaster 1939-4-26 946 Yolo Putah Canyon. Comment
  UCD141755  Juncus patens H. A. Borthwick 1925-5-25 1797 Yolo Putah Canyon. Comment
  UCD21055  Juncus uncialis Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 235 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
  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
  SEINET8055970 Image available Juniperus chinensis June McCaskill 1959-1 588 Yolo Student health center, University of California Comment
  UCD20532  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  SEINET7249302 Image available Justicia spicigera June McCaskill 1958-1 551 Yolo Landscape Management Greenhouse at Field Headquarters, University of California, Davis. Comment
  UCD70203  Keckiella breviflora var. glabrisepala D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Shrubland plant communities on basaltic rocky slopes and talus. 170 Comment
  UC1745988  Keckiella corymbosa Annetta M. Carter and Louise Kellogg 1953-6-20 3238 Yolo Cache Creek, 4 mi. N of Rumsey. Comment
  NY790326  Keckiella lemmonii R. J. Stinchfield 1916-6-26 351 Yolo Road crossing Buckeye Creek near County line warehouse Comment
  UCD160039  Keckiella lemmonii Catherine Koehler 2013-6-11 s.n. Yolo McLaughlin UC Reserve. Erysimum Hill behind Mine Pit. 518 Comment
  JEPS11335  Kickxia elatine C. J. Weisendanger Aug 1915 Yolo near Davis (banks of Putah Creek); Putah Creek Comment
  RSA140618  Kickxia elatine John H. Thomas 1960-8-30 8870 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  SD133967  Kickxia elatine Barbara Ertter 1988-10-21 7984 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
  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
  RSA26489  Kickxia elatine E. H. Hyde 1940-6-19 s.n. Yolo University of California Farm, Davis. Comment
  SEINET10782597  Kickxia elatine Barbara J. Ertter 1988-10-21 Ertter 7984 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; T10N R1W. 37 Comment
  UCD123851  Kickxia elatine B. Crampton 1955-3-21 s.n. Yolo UC Davis Campus, south edge of the Campbell Tract. Comment
  UCD123887  Kickxia elatine R. N. Raynor 1939-12-1 s.n. Yolo University Farm, Davis. Comment
  UCD161065  Koeleria macrantha Craig Thomsen 2006-5-10 2644 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
  UCD133512  Lactuca Collector unknown Date Unknown s.n. Yolo UC Davis campus. Comment
  UCD133522  Lactuca saligna R. N. Raynor 1937-9-11 s.n. Yolo Truck Crops field, University Farm, Davis. Comment
  SEINET10846150  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 142 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD133534  Lactuca serriola A. S. Crafts 1926-7-8 419 Yolo University Farm Campus. Davis. Comment
  UCD133570  Lactuca serriola R. N. Raynor 1938-8-15 s.n. Yolo Davis. Comment
  UCD35198  Lactuca serriola Beecher Crampton 1953-9-30 1629 Yolo 3 miles northeast of Davis. Comment
  UC89195  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo along banks Cache Creek Canyon Comment
  POM53164  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo Cache Creek canyon Comment
  UCD59317  Lagophylla ramosissima Ellen Dean; Kate Mawdsley 2007-5-11 3741 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
  CAS-BOT-BC341454  Lagophylla ramosissima Mabel Wiesendanger Phillips 1925-6-3 s.n. Yolo Causeway Comment
  UCD20910  Lamium amplexicaule N. Nicola 2002-3-13 139 Yolo Capay Valley, near town of Guinda Comment
  UCD41119  Lamium amplexicaule N. Nicola 2002-3-13 139 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda off Hwy 16; Fullbelly Farm. Comment
  UCR237589  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-3-9 18616 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
  CDA5662  Lamium amplexicaule T. C. Fuller 1962-3-27 7896 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  HSC14210  Lamium amplexicaule M. Dole 1963-4-7 2 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  UCD41022  Lamium amplexicaule Carol W. Witham 2003-4-11 952 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD14951  Lasthenia californica subsp. californica Steven E. Smith 1977-4-8 1 Yolo California, Yolo Co.; near a pool next to (100 meters east of) Road 105, 1/2 mile south of Road 38 and 4.3 miles north-east of Yolano; 15 Comment
  SBBG115699  Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 mi SE of Woodland, along Mavis Henson (Field) Rd, just E of jct with county Rd 102 and just S of Rd 25 Comment
  UCD21295  Lasthenia fremontii J. Shepard 2000-5-8 235 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, and south along fenceline (ca. 200 yards). 12 Comment
  UCD21372  Lasthenia fremontii J. Shepard 2001-3-23 412 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. Growing in the more northerly of two main vernal pools along the Department of Defense property fence. 12 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
  UCD33627  Lasthenia fremontii Beecher Crampton 1971-4-26 8678 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  UCD73132  Lasthenia glaberrima Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  CDA25772  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 Comment
  UCD35752  Lasthenia glabrata Beecher Crampton 1953-3-16 1004 Yolo 1.5 miles north of Davis. Comment
  CAS-BOT-BC352793  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo West end of Yolo Causeway, between Sacramento and Davis 6 Comment
  UC90038  Lasthenia glabrata subsp. glabrata J. W. Blankinship 1893-5-6 Yolo Woodlands Comment
  UCD144292  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
  UCD84340  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  UCD133759  Lasthenia glabrata subsp. glabrata Everett H. Everson 1951-4-19 35 Yolo Sacramento River, 9.4 miles southeast of Davis. On county road 34A. Comment
  CAS-BOT-BC370789  Lasthenia platycarpha Doris K. Kildale 1928-5-8 5036 Yolo 12 miles north of Dixon Comment
  CAS-BOT-BC370790  Lasthenia platycarpha W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles No. of Davis Comment
  UCD133876  Lasthenia platycarpha K. Esau 1936-3-31 s.n. Yolo south of Woodland. Comment
  UCD19454  Lathyrus J. Shepard 2000-2-19 46 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north past parking lot to archery range. 12 Comment
  UCR119142  Lathyrus jepsonii subsp. californicus Beecher Crampton 1961-5-8 5863 Yolo Sacramento Valley, Davis; north city limits along County Road 31. 15 Comment
  CHSC116586  Lathyrus jepsonii var. californicus B. Castro; Tom Boullion 2010-5-25 1818 Yolo Sacramento Valley. Ca 6 air mi NW of Knight's Landing, ca 300 ft E of Hwy 45 opposite the 'Rough and Ready' powerhouse, on upper terrace within levee, overlooking a riprap-lined bend in the Sacramento River (River-mile 99.5). 5 Comment
  UC638788  Lathyrus vestitus var. vestitus Ethel Crum 1938-5-7 1984 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 152 Comment
  UCD20476  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  CAS-BOT-BC323861  Layia chrysanthemoides L. R. Abrams 1928-5-8 12596 Yolo Between Woodland and Davis. Comment
  UC657690  Layia chrysanthemoides M. Wiesendanger 1927-4-29 589 Yolo Davis Comment
  UCD133947  Layia chrysanthemoides P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCD23364  Layia chrysanthemoides Steven E. Smith 1977-4-8 2 Yolo Yellow corolla, white on petal margins, plants erect, 20-30 cm in height, taprooted. Valley grassland (pasture) edge of dry vernal pool. Heavy clay soil, low soil moisture. Pool 100 meters east of Road 105, half mile south of Road 38, 4.3 miles northeast of Yolano. 15 Comment
  CAS-BOT-BC321737  Layia fremontii A. A. Heller; H. E. Brown 1902-4-29 5413 Yolo Near Madison Comment
  SEINET5614223 Image available Layia platyglossa Unknown 1974-1 7 Yolo Yolo County, Davis north of Covell twards Woodland. In a grassy field near roadside, dry dirt. Flws. yellow with white tips and black centers. Comment
  JEPS13434  Layia septentrionalis R. F. Hoover 1938-4-23 3196 Yolo grade on Rumsey; Arbuckle road Comment
  POM302059  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek, at Davis. Comment
  SACT001390  Leersia oryzoides Brian Brown 1975-10-10 Yolo Moist habitat Comment
  UC1254519  Leersia oryzoides Alan A. Beetle 1945-9-28 4033 Yolo Putah Creek, at Davis Putah Creek; Davis, Putah Creek Comment
  UCD36094  Leersia oryzoides Beecher Crampton 1952-10-12 862 Yolo Yolo County, city of Davis, along Putah Creek. Comment
  UCR119082  Leersia oryzoides Beecher Crampton 1952-10-12 862 Yolo Sacramento Valley, City of Davis, along Putah Creek. 15 Comment
  UCR133537  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek at Davis 18 Comment
  UCD124960  Lepechinia calycina Cynthia Weed 1967-5-21 s.n. Yolo beside Putah Creek, ca. 1/2 mile east of Monticello Dam. 22 Comment
  UCD96937  Lepechinia calycina Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7003 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Two thirds of the way up canyon. Comment
  UCD115212  Lepidium acutidens K. Esau; M. Phillips 1929-4-11 1891 Yolo Davis. Comment
  CAS-BOT-BC88748  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  UCD115269  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115270  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  CAS-BOT-BC88881  Lepidium chalepense Bess Cowley 1932-7-1 s.n. Yolo West Sacramento. Comment
  CDA31099  Lepidium dictyotum var. acutidens Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  JEPS81233  Lepidium dictyotum var. acutidens L. R. Heckard, and J. C. Hickman 1982-4-7 5829 Yolo about 3 mi se Woodland (at corner of road 25A and Road 103) Comment
  RSA20862  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115343  Lepidium didymum G. K. Swingle 1943-5-4 s.n. Yolo Ranch. Comment
  CAS-BOT-BC89248  Lepidium draba M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD35648  Lepidium draba Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street. Comment
  UCD115371  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  UCD115374  Lepidium draba Dr. A. S. Crafts 1936-3-10 s.n. Yolo Woodland. Comment
  UCD115448  Lepidium draba J. D. Skoss 1948-5-30 s.n. Yolo Radio Station KFBK, U.S. Highway 40. Comment
  UCR257087  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD115708  Lepidium latifolium Peter Menth 1992-6-2 14 Yolo Empty lot behind 1263 E. Oak Ave. 16 Comment
  UCD115711  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  CAS-BOT-BC89804  Lepidium latipes L. R. Abrams 1928-5-8 12605 Yolo Between Woodland and Davis. Comment
  POM197463  Lepidium latipes L. R. Abrams 1928-5-8 12605 Yolo Between Woodland and Davis. Comment
  RSA10405  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  RSA479489  Lepidium latipes L. R. Heckard, J. Hickman 1982-4-7 5827 Yolo At corner of road 25A and road 103, about 3 miles SE of Woodland. Comment
  SD131819  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5828 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  SD131820  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5827 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  UCD115721  Lepidium latipes Fleur Ng'weno 1989-5-5 DQ 30 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD144463  Lepidium latipes Carol W. Witham 2003-4-7 895 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21040  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 226 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001, UTMs: 10S0615920; 4255225. 2 Comment
  UCD63230  Lepidium latipes Ellen Dean; K. Mawdsley 2008-4-16 4805 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD72404  Lepidium latipes Ellen Dean; Kate Mawdsley 2008-4-16 4810 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
  UCD73032  Lepidium latipes Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4913 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD84328  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84336  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  JEPS84899  Lepidium latipes var. heckardii L. R. Heckard and J. C. Hickman 1982-4-7 5828 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  CAS-BOT-BC89832  Lepidium nitidum A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  UCD21349  Lepidium nitidum J. Shepard 2001-1-28 360 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 northern parking lot, then east, amidst archery ranges. 12 Comment
  UCD115812  Lepidium nitidum Robert E. Preston 1996-3-23 910 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  UCD21236  Lepidium nitidum var. nitidum J. Shepard 2000-4-9 119 a Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD81059  Lepidium pinnatifidum Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5594 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  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
  HSC10282  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi. SW of Knights Landing. 15 Comment
  SBBG33909  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi SW of Knights Landing 15 Comment
  UC1950418  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, Sacramento Valley Comment
  UCD36109  Leptochloa fusca subsp. fascicularis Beecher Crampton 1952-10-31 899 Yolo Yolo County, 10 miles east of city of Davis, Yolo Causeway, at railroad right of way. Comment
  UCD63654  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-8-23 3138 Yolo Yolo County, 3 miles north of city of Davis. Comment
  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
  UCD63961  Leptochloa fusca subsp. uninervia Beecher Crampton 1963-10-14 Yolo Davis. Comment
  UCD62857  Leptosiphon androsaceus Tavis Forrester; Plant Biology 102 students 2008-4-6 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. 109 Comment
  UCD160095  Leptosiphon ciliatus Lauren Bradt 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 117 Comment
  UCD63083  Leptosiphon jepsonii Ellen Dean 2008-4-9 4792 Yolo Tuleyome Ireland Ranch. Central part of Ranch adjacent to southern boundary in small canyon that is east of main canyon. 593 Comment
  UCD37102  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo Yolo County, 3 miles northeast of city of Davis. Comment
  UCD20546  Leptospermum rotundifolium A. T. Leiser 1981-5-4 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, can yard. Comment
  UC87987  Lessingia hololeuca Blankinship 1892-9-25 Yolo Woodland Comment
  UCD21344  Leymus condensatus J. Shepard 2000-10-8 344 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.7 mi. south on Mace Blvd. (County Road 104), thence east approximately 100 yards to row of Quercus lobata seedlings/saplings. 12 Comment
  CAS-BOT-BC283501  Leymus triticoides Clarence R. Quick 1969-6-4 69 -14 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  UCD141594  Leymus triticoides Ellen Dean; A. Ayalon 2013-5-17 7765 Yolo Along Putah Creek, west of Old Davis Road, between Railroad overpass and HWY 80. UC Davis Putah Creek reserve Restoria site. In plot DRR 4A of Putah creek vegetation sampling project. 15 Comment
  UCD141662  Leymus triticoides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7790 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD86631  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD86632  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  CDA32473  Leymus triticoides T. C. Fuller 1958-5-2 3934 Yolo Between freeway and railroad, 1 mile east of Davis. 0 Comment
  UCD40996  Limnanthes douglasii subsp. rosea Carol W. Witham 2003-4-11 926 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA0031661  Linanthus bicolor Keith E. Hoffmaster 1939-4-6 916 Yolo Putah can. Comment
  UC1220981  Linanthus liniflorus Beecher Crampton 1962-5-1 6353 Yolo 5.5 mi se (in direct line) Davis (junction of County Rd 106A and County Rd 35) Comment
  UC1277999  Linanthus liniflorus B. Crampton 1957-4-23 3945 Yolo 3 mi ne Davis Comment
  JEPS58545  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  CDA19200  Linaria dalmatica R. Breckenridge, Kratville 2001-5-3 PDR 1204577 Yolo Sacramento Valley; S-bound Interstate Hwy 5, Woodland. 0 Comment
  CDA6342  Linaria genistifolia subsp. dalmatica F. E. Carl, Robin Breckenridge 1984-5-2 Yolo West side of I-80 south of Dunnigan, 1.1 miles south of Oat Creek. 0 Comment
  SEINET5716966 Image available Liriodendron tulipifera Shirley C. Tucker 1954-1 3766 Yolo Campus of University of California, Davis.; Univ. of California, Davis Comment
  SEINET8190534 Image available Liriodendron tulipifera John Buckhouse 1965-5-23 43 Yolo Lawn area south of Dining Commons, University of California campus, Davis Comment
  UC917300  Lithophragma R. B. Griffith 1949-4-11 14 Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek Comment
  UCD48202  Lithophragma parviflorum Ryan Knox; E. McDermott, G. Walden 2002-4-13 25 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD115899  Lobularia maritima Edwin A. Crosby 1952-5-15 41 Yolo 3.9 miles west of Winters. Comment
  UCD134151  Logfia gallica Fleur Ng'weno 1989-5-7 DQ 40 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  CAS-BOT-BC283544  Lolium multiflorum W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles N of Davis Comment
  CAS-BOT-BC283566  Lolium multiflorum John Thomas Howell; Gordon H. True 1974-5-3 50331 Yolo About 7 miles N of Madison Comment
  CDA2229  Lolium multiflorum T. C. Fuller 1958-5-2 3950 Yolo Between freeway and railroad, 1 miles east of Davis. 0 Comment
  UCD36960  Lolium multiflorum Beecher Crampton 1956-5-31 3499 Yolo Yolo County, 2 miles west of city of Davis, on road to Winters, at 'Four Corners. Comment
  UCD66016  Lolium multiflorum H. R. Drever 1945-6-23 Yolo Near Agronomy Building; University of California campus, Davis. Comment
  UCD66064  Lolium multiflorum Beecher Crampton 1961-6-1 5884 Yolo 3 miles S of Woodland. Comment
  UCD66066  Lolium multiflorum Beecher Crampton 1960-4-25 5486 Yolo Northern city limits of Winters. Comment
  UCD66187  Lolium multiflorum Lynn M. Holstein 1979-5-18 4 Yolo Corner of 5th and Poleline Rds. in Davis. Comment
  UCD66298  Lolium multiflorum R. Tofsrud 1942-5-1 166 Yolo Davis. Putah Creek. Comment
  UCD84351  Lolium multiflorum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC271204  Lolium temulentum Doris K. Kildale 1928-5-8 5037 Yolo 12 miles north of Dixon Comment
  UCD37679  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo Yolo County, 3 miles south of city of Woodland, along County Road 27. Comment
  UCD66620  Lolium temulentum J. D. Skoss 1947-5-10 s.n. Yolo Putah Canyon. Comment
  UCD66627  Lolium temulentum Beecher Crampton 1970-4-9 8554 Yolo 5 miles west of Winters, along State Hwy. 128. Comment
  UC630441  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
  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
  UCD127725  Lomatium dasycarpum subsp. tomentosum K. Esau 1931-4-5 s.n. Yolo Capay. Comment
  CDA38382  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 s.n. Yolo 1 mile north of Rumsey. 0 Comment
  UCD127685  Lomatium macrocarpum W. B. Davis 1960-4-15 21 Yolo Rumsey Canyon road, north of Guinda, State Highway 16. Comment
  CDA12079  Lomatium utriculatum G. F. Hrusa 1989-4-8 5914 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  CAS-BOT-BC235133  Lonicera standishii Ed Gedling 1963-4-18 s.n. Yolo Northeast end of Ag. Eng. building Comment
  CAS-BOT-BC198621  Lotus Alice Eastwood 1927-3-28 14226 Yolo Near Winters. Comment
  UCD144794  Lotus corniculatus Carol W. Witham 2003-4-7 905 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD20856  Lotus corniculatus N. Nicola 2001-5-2 073 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD41108  Lotus corniculatus D. Lowry 2002-4-26 195 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey. Lowrey ranch, off Rd 41. Comment
  RSA0028967  Lotus humistratus Keith E. Hoffmaster 1939-4-26 936 Yolo Putah Canyon. Comment
  UCD38770  Lotus tenuis Beecher Crampton 1958-6-5 4903 Yolo West Sacramento, edges of US Hwy. 40 freeway. Comment
  SD257316  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. (Davis 7.5'Q) 13 Comment
  UCD66019  Ludwigia hexapetala B. J. Grewell 2006-8-22 06- 44 -LU Yolo Yolo Bypass Wildlife Area, California Dept. of Fish and Game, south of I-80 hwy, west of Davis, CA. Population sampled from first seasonal pond immediately west from the public auto tour road. 4 Comment
  UCD66020  Ludwigia hexapetala B. J. Grewell 2006-8-22 06- 45 -LU Yolo Yolo Bypass Wildlife Area, California Dept. of Fish and Game, south of I-80 hwy, west of Davis, CA. Population sampled from first seasonal pond immediately west from the public auto tour road. 5 Comment
  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
  UCD107103  Ludwigia peploides Daryl Koutnik; John Sowell 1978-10-27 575 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD66058  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 38 -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. 1 Comment
  CDA6776  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  RSA735207  Lupinus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. Comment
  RSA735209  Lupinus Keith E. Hoffmaster 1940-4-28 966 Yolo 2 miles north of Davis Comment
  UC727038  Lupinus albifrons var. albifrons A. A. Heller March 1941 15913 Yolo on U.S. Highway #99W Buckeye Creek Comment
  SEINET7062984 Image available Lupinus bicolor A. G. Vestal 1955-4-5 s.n. Yolo Grassey field at Rumesy in the north Capray valley. UTM Zone 10, 566133mE, 4304650mN. (WGS84/NAD83). 128 Comment
  UCD107271  Lupinus bicolor P. B. Kennedy 1915-4-26 28 Yolo Davis. Comment
  UCD21251  Lupinus bicolor J. Shepard 2000-4-13 134 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 S side. 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
  UCD107266  Lupinus bicolor R. R. Kehlor 1951-4-28 37 Yolo Putah Canyon, above Recreation Beach. Comment
  RSA699931  Lupinus bicolor subsp. bicolor Keith E. Hoffmaster 1946-3-29 1088 . Yolo Putah Canyhon, south hill slope near Cannonball. Comment
  SEINET10484972  Lupinus bicolor var. umbellatus Guerrero 1961-4-15 GUERRERO 32 Yolo Annual herbs with dark blue flowers, banner spotted white; mountain slope near Cache creek, state hwy 16, 12 mi. Sw of esparto, yolo co, calif. Comment
  HSC82438  Lupinus densiflorus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5098 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  UCD35963  Lupinus microcarpus Beecher Crampton 1953-3-31 1047 Yolo Madison. Comment
  UCD108748  Lupinus microcarpus var. densiflorus M. Ramos 1996-4-10 2 Yolo found along side of Road 128, 8 mi west of Winters. 137 Comment
  UCD108756  Lupinus microcarpus var. densiflorus M. Wiesendanger 1927-4-29 615 Yolo Esparto. Comment
  UCD62879  Lupinus microcarpus var. densiflorus Chris Mosser; Plant Biology 102 students 2008-5-3 8 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 trail on east side of Bray Creek. 91 Comment
  UCR206281  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14722 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  UCR206288  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14730 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD21041  Lupinus microcarpus var. microcarpus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 227 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  UCD84345  Lupinus microcarpus var. microcarpus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR235433  Lupinus microcarpus var. microcarpus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18780 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
  UCD108842  Lupinus microcarpus var. microcarpus I. L. Eaks 1951-3-28 21 Yolo along railroad 3 miles north of Davis. Comment
  UCD36859  Lupinus microcarpus var. microcarpus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. Comment
  UC764128  Lupinus nanus R. F. Hoover 1938-2-22 2764 Yolo Putah Creek Canyon Comment
  UCD108966  Lupinus nanus K. Esau 1938-3-26 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD170025  Lupinus nanus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. 75 Comment
  UCD56697  Lupinus nanus Ellen Dean; M. Bibbo 2007-3-23 3390 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD73231  Lupinus nanus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4900 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On hillside on west side of canyon. 91 Comment
  UCD33942  Lupinus nanus Beecher Crampton 1975-4-23 9174 Yolo 1 mile west of Winters. Comment
  SEINET10841248  Lupinus nanus subsp. nanus Mcgrath 1963-3-17 MCGRATH 10 Yolo Common in open places on steep, s-facing hillside, with grasses in pasturage; At recreation beach in putah canyon, state hwy 128, 8 mi w of winters. Comment
  UCD109370  Lupinus polyphyllus B. R. Madson 1924-3-13 K 343 Yolo Agron. Irrig. Tract, Davis. Comment
  NY16029  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
  UCD81004  Lupinus succulentus Drew Maraglia 2009-4-15 7 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Edge of road in old rodeo parking area. 9 Comment
  UCR206551  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-17 14400 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCR207824  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14446 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD109645  Lupinus succulentus Joy Woo 1989-5-3 5 Yolo Near Greenbelt #4. North Davis. Comment
  UCD82153  Lupinus succulentus Jean Shepard 2000-4-1 109 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd. Comment
  SEINET10637646  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 120 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10637647  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 119 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
  SEINET10780227  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 75 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  SEINET10811318  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 77 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD126618  Lycopersicon esculentum Beecher Crampton 1977-10-26 s.n. Yolo UC Davis Campus, Agricultural Services Area. Comment
  CDA9375  Lycopus americanus G. F. Hrusa, J. Wheeler 2011-8-19 18442 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 7 Comment
  UCD142948  Lycopus americanus Ellen Dean; A. Lal, M. Taylor 2013-7-8 7820 Yolo Russell Ranch UC Davis Riparian Reserve on south side of Russell Blvd. between City of Davis and City of Winters. Found in Putah Creek Vegetation Survey Plot RRR 1D. 30 Comment
  RSA0015100  Lythrum californicum Barbara Ertter 1988-10-21 7991 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
  RSA0015851  Lythrum californicum Beecher Crampton 1955-9-29 3164 Yolo Along US Highway 99 W 1.5 miles northwest of Davis. Comment
  SEINET2441871  Lythrum californicum Barbara Ertter 1988-10-21 7991 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; T10N R1W, ca 120'. Comment
  UCD38517  Lythrum californicum Beecher Crampton 1955-9-29 3164 Yolo US Hwy 99W. 1.5 miles north of Davis. Comment
  UCD37039  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3717 Yolo Yolo Bypass. Comment
  UCD41298  Lythrum hyssopifolia Ellen Dean; Jean Shepard 2003-5-18 1802 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
  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
  UCD16098  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, along Cache Creek, north of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and highway 16. Comment
  JEPS100847  Lythrum tribracteatum Dean Wm. Taylor with Mey Akasah 1999-6-4 17226 Yolo Dunnigan Hills, along County Road E4 0.5 miles South of junction with Road 86 91 Comment
  UCD102955  Lythrum tribracteatum G. L. Stebbins Jr. 1952-6-22 5092 Yolo 5.5 miles E of Davis, on US Highway 40 to Sacramento. Comment
  UCD160091  Madia citriodora Mayra Huerta 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. 126 Comment
  HSC82081  Madia gracilis Thomas W. Nelson, Jane P. Nelson 1980-4-27 5110 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UC638700  Madia gracilis Ethel Crum 1938-5-7 2003 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD134329  Madia gracilis M. Wiesendanger 1927-5-4 648 Yolo Putah Canyon. Comment
  UCD35564  Malacothrix obtusa Beecher Crampton 1958-4-21 4716 Yolo 6.5 miles northwest of Rumsey. Northwestern Yolo County. Comment
  UCD116609  Malva nicaeensis M. Ramos 1996-5-25 23 Yolo North side of Davis. 12 Comment
  UCD21288  Malva nicaeensis J. Shepard 2000-5-8 227 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots on the south side. Growing in 6 foot mounds of topsoil behind archery ranges. 12 Comment
  UCD80914  Malva nicaeensis Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5318 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
  UCR257134  Malva nicaeensis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20511 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
  CDA20336  Malva nicaeensis M. Stephenson 2000-5-31 Yolo Sacramento Valley; Alley betw. D & E. streets, Davis 0 Comment
  HSC15987  Malva nicaeensis M. Dole 1963-4-7 9 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  RSA552156  Malva nicaeensis D. Charlton 1990-3-3 4164 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 15 Comment
  UCD149327  Malva parviflora Collector Unknown 1925-4-18 s.n. Yolo City of Davis. 15 Comment
  UCD21241  Malva parviflora J. Shepard 2000-4-9 125 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 side of entry road, east of parking lot. 12 Comment
  RSA262378  Malva parviflora W. F. Hackett 1960-3-21 8 Yolo Stralloch tract, University of California Davis. 15 Comment
  RSA273272  Malva parviflora Glenn A. Gorelick 1966-5-1 s.n. Yolo Growing along side of house as a weed, 418-1/2 2nd Street, Davis, Yolo Co., California Comment
  UC735708  Malvella leprosa Charles B. Heiser Jr. 1947-5-29 1917 Yolo Davis Comment
  UCD116714  Malvella leprosa A. S. Crafts 1926-7-8 440 Yolo University Farm Campus, Davis. Comment
  UCD160162  Malvella leprosa Heather Castro 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. In ephemeral drainage. 158 Comment
  UCR197935  Malvella leprosa Beecher Crampton 1952-10-11 857 Yolo Sacramento Valley, 1 mi north of Davis, waste lot 12 Comment
  UCD116715  Malvella leprosa Beecher Crampton 1975-7-1 s.n. Yolo Davis. Comment
  UCD107668  Marah fabacea Milton Workman 1953-4-21 37 Yolo Near creek, Arboretum, University of California, Davis. 12 Comment
  UCD13099  Marah fabacea R. Fernau 1974-4-22 38 Yolo YOLO COUNTY Under Rd. 98 bridge along Putah Creek twisted around base of a cottonwood tree. Elevation 50'. 15 Comment
  UCD20789  Marah fabacea N. Nicola 2001-3-14 005 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD80982  Marah fabacea Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West Side of Bray Canyon. 88 Comment
  SEINET4584953 Image available Marah fabacea Edwin A. Crosby 1952-4-11 8 Yolo Uld picnic ground, University of California, Davis Comment
  UCD107665  Marah fabacea Janey Veneman 1974-4-22 38 Yolo Under Rd. 98 bridge along Putah Creek. 15 Comment
  CHSC46938  Marah watsonii Robert A. Schlising 1965-3-20 2750 Yolo Along highway 16, 2.3 miles north of Rumsey, near Cache Creek. 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
  UCD124985  Marrubium vulgare Joseph M. DiTomaso 1976-4-9 390 Yolo below Monticello Damn, Putah Creek. Comment
  UCD125020  Marrubium vulgare P. B. Kaufman 1950-5-9 39 Yolo Arboretum, University of California campus, Davis. Comment
  UCD125031  Marrubium vulgare J. K. Couch 1995-5-26 26 Yolo Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  RSA409857  Marrubium vulgare Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  RSA733976  Marrubium vulgare Lois Weston 1942-4-24 1136 Yolo Putah Canyon. Comment
  UCD125034  Marrubium vulgare Charles B. Heiser 1947-6-1 1926 Yolo along Putah Creek, Davis. 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
  CAS-BOT-BC348256  Matricaria discoidea Bellue; Goodwin 1932-4-22 s.n. Yolo Davis Comment
  CDA16214  Matricaria discoidea G. F. Hrusa 1998-4-1 14194 Yolo Sacramento Valley; Levee road along Tule Canal. 0 Comment
  CDA7373  Matricaria discoidea M. K. Bellue, Goodwin 1932-4-22 Yolo Davis 0 Comment
  SEINET11601833 Image available Matricaria discoidea Schank 1959-3-28 s.n. Yolo Adj. to Hw. 128 on the way toward Winters, about 3 mi E 30 Comment
  UCD134470  Matricaria discoidea Lynn. M. Holstein 1979-5-18 5 Yolo Corner of 5th and Pole line Rd. Comment
  UCD134614  Matricaria discoidea M. R. Wanzer 1948-4-29 10 Yolo University of California campus, Davis. Comment
  UCD134618  Matricaria discoidea M. Wiesendanger 1927-4-29 600 Yolo Davis. Comment
  UCD134621  Matricaria discoidea Joy Woo 1989-5-3 8 Yolo one mile north of Covell Blvd. on F Street, Davis. Comment
  POM362450  Matricaria matricarioides Glenn A. Gorelick 1966-4-1 s.n. Yolo Davis Comment
  RSA695728  Matricaria matricarioides Lois Weston 1942-4-5 1109 Yolo Davis campus Comment
  UC178612  Matricaria occidentalis J. W. B. 1892-1 Yolo Woodland Comment
  UCD39308  Medicago arborea Beecher Crampton 1959-5-31 s.n. Yolo UC Davis agronomy experimental introduction program; thought to have been grown in UC Davis introduction nursery. Comment
  UCD144798  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD146732  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCR235397  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-4-17 18771 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD18494  Medicago sativa C. P. Pease 1995-6-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  UCR118882  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Sacramento Valley, Road 29 west of Hwy 113. 15 Comment
  HSC100016  Melia azedarach J. P. Smith 2011-9-24 13434 Yolo Roadside along Hwy. 16, NW of Guinda 159 Comment
  RSA0048651  Melica bella Lois Weston 1942-4-24 1127 Yolo Putah Can. Comment
  UCD72430  Melica bulbosa Ellen Dean 2008-4-25 4857 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD86355  Melica bulbosa D. H. Hartmann 1941-7-9 s.n. Yolo Agronomy Plots, Davis. 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
  UCD86938  Melica californica Beecher Crampton 1972-4-3 8780 Yolo Yolo County, 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis) Comment
  UCD87150  Melica californica R. M. Love 1944-4-1 s.n. Yolo W of Capay. Comment
  CAS-BOT-BC262487  Melica torreyana C. F. B. 1903-5-6 2885 Yolo Cache Creek Canon [Canyon] Comment
  UCD108015  Melilotus albus Daryl Koutnik; John Sowell 1978-10-27 566 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  CDA14343  Melilotus indicus G. D. Barbe 1995-5-16 4461 Yolo south side of Industrial Blvd. near Overland Court, West Sacramento. 0 Comment
  CDA30597  Melilotus indicus M. Beyers 2010-5-12 442 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD80916  Melilotus indicus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5320 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD84334  Melilotus indicus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  SBBG115415  Melilotus officinalis B. Crampton 1964-1 s.n. Yolo UC Davis agronomy experimental area Comment
  UCD107984  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  UCD39212  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  UCD125047  Mentha canadensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCD36492  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo Yolo County, 2 miles west of Madison. Comment
  UCD20896  Mentzelia laevicaulis N. Nicola 2001-3-5 124 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCSB32174  Mentzelia laevicaulis Bingham, R. F. (Mrs.) 1889-1 Yolo Donsville Comment
  JEPS42863  Mentzelia laevicaulis var. laevicaulis Tracy I. Storer 1912-6-29 Yolo Rumsey Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  UC1299207  Mentzelia micrantha Freed W. Hoffman 1947-6-18 1643 Yolo Between Knoxville Cache Creek (northwestern) Comment
  UCD103897  Mercurialis ambigua Eva Bayon 2011-2-11 s.n. Yolo City of Davis. West Davis, west of Hwy 113 in the garden of Eva Bayon at 1515 Rio Grande St. 15 Comment
  UCD23448  Mesembryanthemum crystallinum W. A. Harvey 1948-7-27 s.n. Yolo Harvey's Hacienda. 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
  UCD15246  Microseris douglasii V. Polito 1974-4-14 33 Yolo Along County Road 32, about 1 mile west of Cactus Corners. 15 Comment
  UCR225400  Microseris douglasii subsp. douglasii Jean V. Shepard 2002-4-21 512 Yolo Yolo County Grasslands Park, east of Davis, from intersection of Hwy I-80 and Mace Blvd, 3.5 mi south on Mace Blvd (Co. Road 104), thence east along unpaved entrance toad to Sacramento Valley Soaring Society field to the north 12 Comment
  POM53403  Microseris douglasii subsp. douglasii C. F. Baker 1913-5-8 2889 Yolo Cache Creek Canyon Comment
  POM53415  Microseris lindleyi C. F. Baker 1903-5-8 2887 Yolo Cache Creek cannon [Canyon] Comment
  UC537997  Microseris sylvatica Dana Cox 1935-4-17 Yolo 5 to 10 mi w Winters; Putah Creek 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
  UCD20806  Microsteris gracilis N. Nicola; C. Kremen 2001-3-16 022 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD118899  Microsteris gracilis Rolf Y. Berg 1964-3-14 8015 Yolo Cache Creek Canyon, State Highway 16, ca. 2-5 miles northwest of Rumsey. Comment
  UCD41087  Mimosa N. Nicola 2003-6-24 379 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD15554  Mimulus aurantiacus Lara Hawthorne 1989-4-27 4 Yolo Hwy 128, near Lake Berryessa. Comment
  UCD58033  Mimulus aurantiacus Ellen Dean; K. Mawdsley 2007-4-6 3572 Yolo Yolo County.: Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  HSC90178  Mimulus aurantiacus var. aurantiacus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 52 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  UCD122264  Mimulus aurantiacus var. aurantiacus C. G. Baughn 1949-4-29 36 Yolo 1 mile north of Rumsey. Comment
  RSA96672  Mimulus aurantiacus var. aurantiacus Percy C. Everett, E. K. Balls 1954-10-19 20368 Yolo Rumsey to Knoxville, 1.6 mi. s.w. of jct. of Hwy 20 610 Comment
  UCD41016  Mimulus guttatus Carol W. Witham 2003-4-11 947 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UCD122856  Mimulus pilosus J. M. Tucker 1948-7-16 1713 Yolo yard at 914 D St., Davis. Comment
  UCD146937  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
  UCD21306  Mimulus tricolor J. Shepard 2000-5-13 248 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.4 mi to southeast corner of park inside disked area. 12 Comment
  UCD21394  Mimulus tricolor J. Shepard 2001-4-27 438 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 the southeast corner of park. 12 Comment
  UCR220392  Mimulus tricolor Jean V. Shepard 2000-5-13 248 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along County Road 36 c. 0.4 mi to southeast corner of park inside disked area 12 Comment
  UCD122949  Mimulus tricolor C. J. W. 1915-5-31 s.n. Yolo Davis. Comment
  UCD122950  Mimulus tricolor Beecher Crampton 1978-5-8 9583 Yolo 1/4 mi S. of Saxon Station. Comment
  UCD58082  Monardella villosa Ellen Dean; K. Mawdsley 2007-4-6 3620 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
  UCD59389  Monardella villosa subsp. villosa Ellen Dean; Kate Mawdsley 2007-6-8 3863 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--South part of ranch, just entering southeastern quadrant, along loop road. 474 Comment
  RSA408694  Monardella villosa subsp. villosa R. D. Moon 1973-5-26 61 Yolo 7 miles north of Guinda on Highway 16. 518 Comment
  CAS-BOT-BC349593  Monolopia major A. A. Heller; H. E. Brown 1902-4-29 5411 Yolo Near Madison Comment
  RSA0054949  Montia Keith E. Hoffmaster 1939-4-6 903 Yolo Putah can. Comment
  UCD21359  Montia fontana J. Shepard 2001-3-16 394 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 park boundary. Growing in damp, shallow ruts parallel to fence separating county park from DOD property. About 10 yards on west (county) side of fence. 12 Comment
  UCD55512  Montia fontana J. Shepard 2004-3-21 645 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  UCD141701  Morus alba Ellen Dean; M. Taylor 2013-6-21 7813 Yolo North side of Putah Creek east if the City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2E of Putah Creek vegetation survey. 6 Comment
  UCD146948  Muilla maritima Carol W. Witham 2003-4-11 930 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35742  Muilla maritima Beecher Crampton 1953-3-29 1041 Yolo 1.5 miles north of Davis. Comment
  UCD84599  Muilla maritima Rolf Y. Berg 1963-3-30 5991 Yolo Rd. 102 (Pole Line Road) 1.1 miles N of Davis city limit. Uncultivated field opposite Yolo County Landfill. Comment
  UCD96293  Myosurus Beecher Crampton 1973-4-16 8920 Yolo Saxon SW 1. 5 Comment
  CAS-BOT-BC83400  Myosurus minimus L. R. Abrams 1928-5-8 12609 Yolo Between Woodland & Davis. Comment
  UCD164890  Myosurus minimus Henry House 1995-5-3 1995- 5 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD96610  Myosurus minimus M. Wiesendanger 1927-4-29 599 Yolo Davis. Comment
  UCD35022  Myosurus minimus Beecher Crampton 1998-5-18 10362 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  UCD55515  Myosurus sessilis J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 656 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
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD102554  Myriophyllum hippuroides R. N. Raynor 1943-10-1 s.n. Yolo Knights Landing. Comment
  HSC77869  Myriophyllum sibiricum Paul Tappel 1977-11-5 Yolo Putah Creek near Lake Solano Comment
  SBBG29008  Nassella cernua B. Crampton 1967-5-11 7923 Yolo 5 mi W of Winters; St Hwy 128 Comment
  UCD33222  Nassella cernua Beecher Crampton 1967-5-11 7923 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  UCD87418  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo Yolo county. Gravelly slopes. Along State hwy. 16. 1/2 mile north of Guinda. Capay Valley. Comment
  SEINET202616  Nassella lepida Jack Maze 1963-3-8 12 Yolo 0.75 miles E of Recreation Beach State Highway 128. Comment
  UCD87805  Nassella lepida Alan A. Beetle 1946-4-6 4377 Yolo Yolo-Solano County, Putah Creek Canyon. Comment
  SEINET215131  Nassella pulchra Dan Kurtak 1969-4-5 10 Yolo 5 miles west of Winters. Comment
  UCD34401  Nassella pulchra Beecher Crampton 1982-3-22 9823 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. 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
  UCD87449  Nassella pulchra A. A. Beetle 1944-3-27 1967 Yolo 3 miles west of Winters, entrance to Putah Creek Canyon. Comment
  UCD87499  Nassella pulchra Beecher Crampton 1970-4-13 8555 Yolo 1 mile N of Davis along Pole Line Road. Comment
  UCD87507  Nassella pulchra Beecher Crampton 1974-5-15 s.n. Yolo 2.25 miles north of Saxon Station. Comment
  UCD87650  Nassella pulchra Jack Maze 1963-3-8 49 Yolo Ca. 2 miles E of Monticello Dam on State Highway 128. Comment
  RSA696980  Navarretia Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  CAS-BOT-BC230251  Navarretia cotulifolia A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's Comment
  UCD38815  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo 2 miles north of Davis. Comment
  UCD39053  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCD48344  Navarretia cotulifolia Beecher Crampton 1962-5-1 6351 Yolo 5.5 miles southeast of Davis (in direct line) jct. County Roads 106 A and 35; vernal meadow. Comment
  UCD48346  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo 2 miles north of Davis. Comment
  CAS-BOT-BC230271  Navarretia cotulifolia B. Crampton 1956-4-26 3312 Yolo Along County Road 103, ca. 7 miles NE of Davis Comment
  UCD48396  Navarretia eriocephala M. Wiesendanger 1927-4-29 621 Yolo Esparto. Habitat- dry hillside. Comment
Read comments
Oct 11 2011
  SEINET241998  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 mi west of Davis. Moon Ranch Comment
  UC1283717  Navarretia leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 mi e Davis Comment
  SD180578  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Vernal meadow Comment
  UCD35866  Navarretia leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles east of Davis; Yolo Bypass. Comment
  UCD41027  Navarretia leucocephala subsp. bakeri Carol W. Witham 2003-4-11 958 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD33974  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-11 9213 Yolo Yolo County, junction of county roads 38 and 106 off the S.W. corner. Comment
  UCD36218  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Yolo County, northern city limit of Winters. Comment
  UCD48540  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  UCD48541  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 miles west of Davis Moon Ranch. Comment
  UCD48542  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1 1/4 mile s.w. Saxon Station. Comment
  UCD48545  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-18 9223 Yolo 1/4 mile south Saxon Station. Comment
  UCD59365  Navarretia mellita Ellen Dean; Kate Mawdsley 2007-6-8 3841 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD73715  Navarretia nigelliformis subsp. nigelliformis Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD160094  Navarretia pubescens Lauren Bradt 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD20388  Navarretia pubescens K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCD36259  Navarretia pubescens Beecher Crampton 1953-5-7 1220 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  UCD59311  Navarretia pubescens Ellen Dean; Kate Mawdsley 2007-5-11 3735 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCR151593  Navarretia pubescens Beecher Crampton 1953-4-27 1139 Yolo west of Winters Comment
  UCD36104  Navarretia pubescens Beecher Crampton 1952-10-27 889 Yolo Yolo County, 3 miles west of city of Winters, on road to Monticello. Comment
  UC767570  Nemophila heterophylla R. F. Hoover 1938-3-12 2846 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon near Rumsey Comment
  UCD20823  Nemophila heterophylla N. Nicola 2001-3-30 039 Yolo Eastern side of inner north coast range, Putah Creek valley, Berryessa valley, Quail Ridge Nature Preserve, Decker Valley. Lat/long is estimate. Comment
  UCD73094  Nemophila heterophylla Ellen Dean; Plant Biology 102 students 2008-4-6 4717 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek near old road cut that ascends slope. 82 Comment
  UCD19423  Nemophila menziesii var. menziesii J. Shepard 2000-2-7 35 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, then south about 200 yd. 12 Comment
  UCD105391  Neostapfia colusana Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  SEINET4080396  Neostapfia colusana L. M. Boykin, P. M. Hall 2001-1 Yolo 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
  UCR242995  Nicotiana glauca Cathleen Chapton 1983-5-24 26 Yolo On Road 128, 1.5 miles east of Lake Berryessa (Davis side) 76 Comment
  SEINET6174922  Nicotiana glauca G. Cook 1959-3-29 15 Yolo 4 miles W of Winters. 100 Comment
  UCD126717  Nicotiana quadrivalvis J. D. Skoss 1948-6-5 16 Yolo along Putah Creek bed, University of California, Davis campus. Comment
  CHSC75007  Nigella damascena Lynn R. Patterson 1977-4-9 7 Yolo Woodland, 0.25 mi. S. of Woodland Memorial Hospital (corner of Cottonwood and Gibson Streets), 1364 Amherst Way. 7 Comment
  UCD137737  Nuphar polysepala N. Tobin 1929-5-1 1923 Yolo Woodland. Comment
  UCD59393  Oemleria cerasiformis Ellen Dean; Kate Mawdsley 2007-6-8 3866 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. Northeastern quadrant of ranch. Crooker Springs, and drainage leading upstream from it. 337 Comment
  UCD106943  Oenothera elata subsp. hookeri A. S. Crafts 1932-8-15 s.n. Yolo West of Sacramento. Comment
  SEINET8564248  Olea europaea R. H. Miller None 1119 Yolo University farm, University of Calif., Davis Comment
  UCD39744  Origanum dictamnus Beecher Crampton 1976-7-5 s.n. Yolo Davis. Comment
  RSA634965  Orthocarpus purpurascens var. pallidus Michael A. Vincent, Ethan H. Freid 1998-4-7 8154 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  RSA129675  Oryza sativa H. S. Yates 1936-8-14 6140 Yolo 8 mi NE of Knights Landing 15 Comment
  UCD81549  Oryza sativa W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET242447  Oryzopsis coerulescens Beecher Crampton 1962-4-26 T.O. 2323 Yolo UC Davis agronomy experimental rea, plant introduction nursery, row D-117 Comment
  SEINET240091  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET240092  Oryzopsis miliacea subsp. thomasii Beecher Crampton 1961-6-30 T.O. 2223 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-132 Comment
  UCD110754  Oxalis corniculata Beecher Crampton 1963-6-28 s.n. Yolo G-block in Agronomy Experimental Area, UC Davis campus. Comment
  UCD159963  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
  UCD111016  Oxalis pes-caprae K. Esau 1932-2-27 s.n. Yolo Davis. Comment
  UCD38768  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. Comment
  JEPS37611  Packera eurycephala W. L. Jepson 1924-5-8 10409 Yolo Devils Gate Putah Pass Comment
  UCD34194  Panicum capillare Beecher Crampton 1977-10-25 9544 Yolo Yolo County, UC Davis agricultural services yard. Comment
  UCD89398  Panicum capillare A. S. Crafts 1926-7-8 449 Yolo University Farm Campus, Davis. Comment
  UCD89485  Panicum capillare Beecher Crampton 1954-9-8 2265 Yolo 5 miles west of Davis. Comment
  UCR246503  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek Comment
  SEINET239026 Image available Panicum capillare subsp. hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard. Comment
  UCD34379  Panicum capillare subsp. hillmanii Beecher Crampton 1981-10-13 9793 Yolo Yolo County, 6 miles west of Winters along Hwy. 128, Putah Creek Canyon. 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
  UCD89794  Panicum capillare subsp. hillmanii Beecher Crampton 1970-4-9 8552 Yolo 2 miles W of Winters. Comment
  UCD38015  Panicum capillare subsp. hillmanii Beecher Crampton 1962-9-11 6666 Yolo Yolo County, 2 miles west of city of Winters. Comment
  UCD38867  Panicum capillare subsp. hillmanii Beecher Crampton 1962-10-30 6709 Yolo 2 miles west of Winters. State Hwy. 128. 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
  UCD38010  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1962-8-27 6646 Yolo 4.6 miles SE of Knight's Landing, along Sacramento River. Comment
  CAS-BOT-BC253780  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural service yard Comment
  RSA653994  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard Comment
  UC1151594  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 mi w Winters; 2 mi w of Winters Comment
  UCD21323  Panicum miliaceum subsp. miliaceum J. Shepard 2000-6-2 286 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles S on Mace Blvd. (County Road 104), thence E along unpaved entrance road. In gravelly area of parking lot north of entrance road. 12 Comment
  CAS-BOT-BC253892  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
  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
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD168157  Papaver rhoeas S. Boshoven 1983-4-24 1 Yolo 3/4 mile west of Davis. Comment
  UCD32629  Parapholis incurva Beecher Crampton 1954-6-21 2003 Yolo Yolo County, 3 miles north of Davis. Comment
  UCD34715  Parapholis incurva Beecher Crampton 1989-5-12 10159 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCD88612  Parapholis incurva Beecher Crampton 1954-6-21 2003 Yolo 3 miles north of Davis. Comment
  UCR198117  Parapholis incurva Beecher Crampton 1978-6-26 9609 Yolo Sacramento Valley, 4 miles southeast of Woodland 15 Comment
  SEINET4691099  Parapholis incurva B. Crampton 1989-5-12 10159 Yolo Davis, 1203 Eureka Ave. Comment
  SEINET921109  Parkinsonia aculeata J. McCaskill 1954-1 334 Yolo Northeast corner of Student store, University of California, Davis Comment
  CAS-BOT-BC259645  Paspalum dilatatum Clarence R. Quick 1968-8-25 68 -08 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  UCD88730  Paspalum dilatatum Beecher Crampton 1963-4-4 6714 Yolo 3.5 miles west Davis, Russell Blvd. Comment
  CAS-BOT-BC259750  Paspalum distichum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  RSA758078  Paspalum distichum Barbara Ertter 1988-10-21 7996 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley 37 Comment
  UCD81544  Paspalum distichum W. D. Norton 1933-1 s.n. Yolo Esparto. Comment
  SEINET242431 Image available Paspalum molle Beecher Crampton 1978-11-4 sn Yolo UC Davis Campus, Agronomy experimental area, grown from seed from Brazil (#203882) Comment
  UCD39946  Paspalum umbrosum Beecher Crampton 1978-11-4 ? Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed obtained from Brazil (Plant Introduction # 203882). Comment
  UCD123335  Pedicularis densiflora T. E. Weier 1942-2-15 s.n. Yolo Putah Canyon. Comment
  UC1927083  Pellaea andromedifolia Layne Huiet 2006-5-20 122 Yolo Highway 16 at marker 4.18 South of Colusa/Yolo County line. West side of road Comment
  SEINET242380 Image available Pennisetum Beecher Crampton T.O. 4192 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCR242396  Pennisetum setaceum Paul Washburn 2011-7-14 s.n. Yolo City of Davis, along Covell Blvd. between Lake and Denali streets 15 Comment
  NY583848  Penstemon centranthifolius R. S. Ferris 1917-4-20 715 Yolo Road along Buckeye Creek, 3 miles west of Railroad Comment
  POM21049  Penstemon centranthifolius Roxana Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershy. 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
  UCD54309  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
  UCD99363  Persicaria amphibia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD99492  Persicaria lapathifolia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD38746  Persicaria punctata Beecher Crampton 1957-9-16 4610 Yolo 7 miles northwest of Davis, along County Road 27. Comment
  UCD73711  Petrorhagia dubia Ayzik Solomeshch 2004-6-22 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD15910  Petroselinum crispum Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  UCD120333  Phacelia ciliata Collector unknown 1925-3-21 1791 Yolo Causeway. Comment
  HSC13634  Phacelia ciliata M. Dole 1963-4-8 72 Yolo 1/2 mi. N of Hwy. 40 on Rd. 104 Comment
  POM181665  Phacelia egena L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  HSC81697  Phacelia imbricata Thomas W. Nelson, Jane P. Nelson 1980-4-27 5100 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  UCD15649  Phacelia imbricata Rachelle Raymond 1989-6-2 701 Yolo Outside Stebbins Reserve. 121 Comment
  UCD120583  Phacelia imbricata Beecher Crampton 1982-3-22 9820 Yolo Yolo County, 4 miles west of Winters on Hwy. 128. Comment
  POM181664  Phacelia tanacetifolia L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD73671  Phalaris aquatica Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, NW 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. Near Dry Creek. 71 Comment
  SEINET4691118  Phalaris aquatica B. Crampton 1962-1 s.n. Yolo Davis 18 Comment
  UCD144612  Phalaris arundinacea Katie Holzer 2013-5-2 s.n. Yolo East of City of Guinda, along road 57 at Cache Creek where bridge crosses creek. Along west banks of creek. 103 Comment
  UCD88775  Phalaris canariensis A. A. Beetle 1945-2-15 4175 Yolo Putah Creek Canyon, W of Winters. Comment
  UCD88777  Phalaris canariensis Beecher Crampton 1961-5-17 5873 Yolo 3 miles S of Woodland. Comment
  UCD88783  Phalaris canariensis R. Koch 1996-6-1 9 Yolo Davis. Along bike path in West Davis. 15 Comment
  UCR152066  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo Sacramento Valley, 3 miles south of city of Woodland, along County Road 27. 15 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
  CDA38770  Phalaris elongata G. F. Hrusa 2013-4-16 18514 Yolo Sacramento Valley; Yolo Bypass Wildlife Area Headquarters on Chiles Rd. east of Davis. 7 Comment
  HSC10564  Phalaris lemmonii Beecher Crampton 1958-5-19 4826 Yolo Along railroad, Dunnigan Comment
  SD27859  Phalaris lemmonii Carl B. Wolf 1928-5-8 2131 Yolo Sacramento Valley. 4 mi no. of Zamora 42 Comment
  UCD147298  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35907  Phalaris lemmonii Beecher Crampton 1960-5-9 5498 Yolo Saxon Station area. Comment
  UCD89017  Phalaris lemmonii R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  SEINET4691173  Phalaris lemmonii B. Crampton 1953-5-5 1209 Yolo 2.5 miles northeast of Davis, Rd. 102, small depression in alkaline plain Comment
  CAS-BOT-BC250676  Phalaris minor John Thomas Howell; Gordon H. True 1967-6-11 42554 Yolo North of Woodland near Cache Creek Comment
  CAS-BOT-BC250679  Phalaris minor John Thomas Howell; Gordon H. True 1974-5-3 50330 Yolo About 7 miles north of Madison Comment
  CDA38771  Phalaris minor G. F. Hrusa 2013-4-16 18513 Yolo Sacramento Valley; Yolo Bypass Wildlife Area Headquarters on Chiles Rd. east of Davis. 7 Comment
  SBBG115738  Phalaris minor J. T. Howell, G. H. True 1974-3-3 50330 Yolo ca. 7 mi N of Madison Comment
  UCD37841  Phalaris minor Beecher Crampton 1962-4-23 6236 Yolo 2 miles W of city of Davis, at junction of County Roads 31 and 99. Comment
  UCD89053  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89165  Phalaris minor Beecher Crampton 1957-4-25 3954 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  UCD89184  Phalaris minor P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCR220390  Phalaris minor Jean V. Shepard 2000-5-8 236 A Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park, and south along fenceline 12 Comment
  SACT001717  Phalaris minor M. Wiesendanger 1927-6-29 Yolo Comment
  JEPS72983  Phalaris paradoxa W. L. Jepson 1940-6-14 19962 Yolo just n Cache Creek (near Madison); just n of Cache Creek 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
  UCD89278  Phalaris paradoxa A. A. Beetle 1944-5-17 1989 Yolo 3 miles W of Sacramento. Comment
  UCD89420  Phalaris paradoxa Joy Woo 1989-5-21 24 Yolo Davis. Gazelle Place. Comment
  CDA22389  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  UC1078898  Phoradendron macrophyllum Lauramay T. Dempster 1957-10-14 1426 Yolo in garden at Davis Davis Comment
  UCD102183  Phoradendron serotinum subsp. macrophyllum Richard W. Cleveland 1951-4-29 39 Yolo 4.8 miles west of Winters, in Putah Canyon. Comment
  UCD69399  Phoradendron serotinum subsp. macrophyllum J. Shepard 1997-10-24 s.n. Yolo City of Davis. Along College Park (a street just north of campus). Parasitic epiphyte, blown down onto sidewalk. 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
  UCD161037  Phyla nodiflora Craig Thomsen 2006-6-30 2613 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD125935  Phyla nodiflora Collector Unknown Date Unknown s.n. Yolo Davis campus. Comment
  JEPS84724  Phyla nodiflora var. nodiflora John W. Willoughby 1979-8-13 4421 Yolo fishing access along State Highway 128 about 1.2 mi nw junction of Hwy 128 and Pleasants Valley Rd (County Rd 86) (Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD34967  Physalis acutifolia Beecher Crampton 1994-7-13 10270 Yolo Davis, 14th street. Comment
  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
  UCR148841  Phytolacca americana G. Fred Hrusa 1997-10-13 14118 Yolo Sacramento Valley, Riparian area of Sacramento River immediately south of I-5, c. 5 mi east of Woodland (near tule canal). Mostly along railroad tracks parallel to river on N side Comment
  CDA36943  Picris echioides CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET8059915 Image available Pinus canariensis B. J. McCaskill 1954-4-13 230 Yolo Davis, University of California Campus; in parking near water tower at west end of Temporary Building 4 Comment
  UCR235436  Pinus halepensis George K. Helmkamp, E. A. Helmkamp 2012-4-17 18782 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
  UCD94971  Pinus sabiniana Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 82 Comment
  UCD89660  Piptatherum miliaceum A. A. Beetle 1944-2-1 s.n. Yolo Campus, UC Davis. Comment
  UCD89662  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Banks of Putah Creek (old channel) under concrete bridge US Hwy. 40 Over crossing, Hamel Ranch, 3/4 miles south of Davis, Solano. Comment
  SEINET12766602  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo City of Davis, along 5th street near intersection with 'L' Street.; 0 Comment
  RSA0029039  Plagiobothrys Anonymous 1939-4-6 915 Yolo Putah Canyon. [county unspecified] Comment
  UCD121069  Plagiobothrys A. A. Beetle 1945-2-15 4184 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD121070  Plagiobothrys P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UC78196  Plagiobothrys bracteatus J. W. Blankinship 1893-4-15 Yolo Cap<ay?> Valley Comment
  UCD21234  Plagiobothrys canescens J. Shepard 2000-4-9 116 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 to the north of entrance road. 12 Comment
  UCD35936  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo 3 miles west of Winters. Comment
  UCD120841  Plagiobothrys humistratus Robert E. Preston 1996-3-23 904 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD56721  Plagiobothrys nothofulvus Ellen Dean; M. Bibbo 2007-3-23 3414 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
  UCD63075  Plagiobothrys nothofulvus Ellen Dean 2008-4-9 4784 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
  UC480675  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 a Yolo near Davis Comment
  UCD35741  Plagiobothrys stipitatus Beecher Crampton 1953-3-29 1043 Yolo 1.5 miles north of Davis. Comment
  UCD81434  Plagiobothrys stipitatus M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. Comment
  UCD82167  Plagiobothrys stipitatus J. Shepard 2001-2-25 378 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 DOD fence, thence south about .1 mi to most northerly large vernal pool straddling DOD fence. 12 Comment
  UCR70804  Plagiobothrys stipitatus C. B. Wolf 1937-3-28 08321 Yolo Sacramento Valley, 6.5 mi south of Woodland. 18 Comment
  SEINET12350539  Plagiobothrys stipitatus Unknown 1953-3-29 1043 Yolo 1.5 mi N of Davis Comment
  UCD120999  Plagiobothrys stipitatus J. M. Tucker 1951-3-25 2055 Yolo 1.1 miles north of Davis. Comment
  UCD35019  Plagiobothrys stipitatus Beecher Crampton 1998-5-18 10359 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  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
  UCD144443  Plagiobothrys stipitatus var. micranthus Carol W. Witham 2003-4-7 877 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21247  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-4-13 131 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
  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
  UCD33976  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1975-6-11 9215 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  UCD35020  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1998-5-18 10360 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  UCD21039  Plagiobothrys stipitatus var. stipitatus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 225 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  POM126225  Plagiobothrys stipitatus var. stipitatus Francis Ramaley 1917-4-14 11102 Yolo Winters. Comment
  UCD35934  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  UCR137664  Plantago coronopus Arthur M. Shapiro 1995-9-3 s.n. Yolo W Sacramento, in mud along slough north of W Capitol Avenue 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
  UC124286  Plantago elongata J. W. Blankinship 1893-4-3 Yolo Woodland Comment
  UC917130  Plantago elongata W. Russell and J. M. Tucker 1950-3-17 1921 Yolo about 3 mi nw Davis (beside Highway 99W) 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
  UCD124419  Plantago elongata W. Russell; J. M. Tucker 1950-3-17 1921 Yolo Highway 99W, about 3 miles northwest of Davis. 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
  UCR148781  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 mi west of Dunnigan, Durst Ranch 63 Comment
  UCD124481  Plantago erecta E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UC735725  Plantago lanceolata Chas. Heiser 1947-7-6 1946 Yolo Davis Comment
  UCD69418  Plantago lanceolata S. Quick 1996-5-19 15 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field. Soil moist due to water runoff from neighboring yard. Field dominated by grasses. Herb small, less than 0.5 meters tall, basal leaves. Inflorescence white and brown. 17 Comment
  UCD41098  Plectritis N. Nicola 2003-7-21 406 Yolo Base of foothills of inner North coast range; Winters residence. Comment
  CHSC79368  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD168441  Plectritis ciliosa Ellen Dean 2017-3-15 9263 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek, upslope of road in oak woodland. 98 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
  UCD62851  Plectritis congesta subsp. brachystemon Michael J. Bower; 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. 100 Comment
  JEPS6915  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 694 Yolo in northern Yolo County northern Yolo County Comment
  UCD137593  Plectritis macrocera Beecher Crampton 1941-4-21 4710 Yolo along State Hwy 16, Cache Creek canyon, 2.7 miles northwest of Rumsey. Comment
  UCD20804  Plectritis macrocera N. Nicola; C. Kremen 2001-3-16 20 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD20837  Plectritis macrocera N. Nicola 2001-5-4 53 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  UC999829  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 690 Yolo Yolo-Colusa County line Comment
  UCD137602  Plectritis macrocera J. D. Atkin 1952-5-1 1 B Yolo Portuguese Canyon, ca. 1 mile up to Putah Canyon from Recreation Beach. 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
  LA36341  Poa annua P. B. Kaufman; 1950-3-20 14 Yolo University of California campus, Davis Comment
  RSA563487  Poa annua D. Charlton 1990-3-6 4155 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  SEINET218338 Image available Poa annua G. R. Williams 1961-2-19 5 Yolo In orchard ca 0.25 mi W of sewage disposal plant U of California Campus Davis Comment
  UCD73599  Poa annua Ellen Dean; Elizabeth Goebel 2008-4-7 4731 a Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD90360  Poa annua P. B. Kaufman 1950-3-20 14 Yolo Davis. UC Davis. Comment
  UCD90378  Poa annua Ogden C. Riddle 1942-3-1 3 Yolo Near greenhouses. Comment
  UCD168426  Poa bulbosa Ellen Dean 2017-3-15 9250 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. Near entrance to Bray Canyon by Hwy 128 entrance to ranch. 45 Comment
  UCD37513  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD90621  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo city of Davis, Southern Pacific Railroad Station. Comment
  UCD90669  Poa bulbosa Morris Halperin 1931-3-18 322 Yolo Davis. University Farm. Comment
  UCD91853  Poa pratensis E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD91884  Poa pratensis Beecher Crampton 1962-4-26 s.n. Yolo Davis Campus, Agronomy Experimental Areas, Plant Introductory Nursery. Comment
  UCD91930  Poa pratensis B. A. Madeon 1925-4-20 s.n. Yolo Davis. Comment
  UCD73724  Poa secunda Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET11695799  Poa secunda Unknown 1953-3-23 1017 Yolo 6 mi W of Winters, Putah Canyon Comment
  UCD37920  Poa secunda subsp. secunda Beecher Crampton 1962-5-1 6368 Yolo 1.5 miles SW of Saxon Station, Sacramento Northern Railroad, at junction of County Roads 105 and 38. Comment
  UCD40983  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
  UCD90858  Poa secunda subsp. secunda Beecher Crampton 1973-4-16 8922 Yolo Winters W-2. Comment
  UCD92109  Poa secunda subsp. secunda M. Wiesendanger 1927-4-29 616 Yolo Esparto. Comment
  SDSU21412  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal pool approximately 230 meters sautheast of junction of roads 38 and 105. Comment
  RSA654048  Pogogyne douglasii Beecher Crampton 1975-6-11 9214 Yolo 0.25 mile south of Saxon Station Comment
  UCD37919  Pogogyne douglasii Beecher Crampton 1962-5-1 6367 Yolo 1.5 miles southwest of Saxon Station, at junction of County Roads 105 and 38. Comment
  UCD21263  Pogogyne zizyphoroides J. Shepard 2000-4-30 153 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. 12 Comment
  UCD83573  Polycarpon tetraphyllum Jean Shepard 2010-3-25 835 Yolo City of Davis, 1700 block Myrtle Place. Comment
  UCD34302  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Yolo County, Davis. Comment
  CAS-BOT-BC414161  Polygonum aviculare subsp. aviculare John Thomas Howell; Gordon H. True 1967-6-11 42550 Yolo NW. of Woodland Comment
  UCD59384  Polygonum aviculare subsp. depressum Ellen Dean; Kate Mawdsley 2007-6-8 3859 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD100055  Polygonum aviculare subsp. depressum Cynthia Hodges 1982-4-7 6 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 Comment
  UCD100096  Polygonum aviculare subsp. depressum R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. 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
  SACT002110  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, moist ground, riparian woodland Comment
  UCD51650  Polypogon interruptus Collector unknown Fall 1941 Yolo probably about Davis. Comment
  UC1153921  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 mi w Zamora Comment
  UCD37197  Polypogon maritimus Beecher Crampton 1958-5-28 4838 Yolo North Davis. Comment
  CHSC114329  Polypogon monspeliensis D. G. Kelch 2007-5-18 7318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. /RR crossing. 4 Comment
  UCD21291  Polypogon monspeliensis J. Shepard 2000-5-8 230 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
  UCD91212  Polypogon monspeliensis Collector Unknown 1941-10-1 2 Yolo Along Putah Creek. Near Davis. Comment
  UCD160926  Polypogon viridis J. Shepard 1999-5-6 13 Yolo City of Davis. Intersection of Monarch Ln. and Campbell Pl., SE corner. 10 Comment
  UCD91448  Polypogon viridis Beecher Crampton 1955-5-24 2803 Yolo Yolo County, city of 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
  UCD110627  Populus fremontii subsp. fremontii Lynn B. Hendrix 1962-4-28 30 Yolo UC Davis. Comment
  UCD34631  Populus fremontii subsp. fremontii Beecher Crampton 1986-9-23 10077 Yolo Yolo County, Putah Creek south of University airport. Comment
  UCD21197  Populus nigra J. Shepard 2000-2-19 51 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. Northeast of parking lot, in rows. 12 Comment
  UCD138300  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UCD138312  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UCD113974  Poterium sanguisorba D. H. Hartmann 1941-6-28 s.n. Yolo Davis, near Agronomy plots. Comment
  CDA6516  Proboscidea louisianica T. C. Fuller 1958-7-1 879 -58 Yolo Across Highway 16, 5 miles west of Woodland. 0 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
  UCD122128  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs; S. Galen Smith 1949-7-18 1005 Yolo Sacramento Valley, north of Winters. Comment
  UCD122132  Proboscidea louisianica subsp. louisianica W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. 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
  SEINET10773928  Prunus Stephanie Frischie 2000-9-30 Frischie 93 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD113152  Prunus dulcis S. McKinney; C. Buchanan, R. Dippel 2002-4-27 17 Yolo west of the town of Davis. UC Davis Ecosystem Reserve. North side of Putah Creek, just west of the UC Davis Landfill on Pedrick Road. 30 Comment
  UCD22751  Prunus subhirtella A. T. Leiser 1979-4-5 s.n. Yolo Block C Plant 19, Tree 1, UCD. Comment
  UCD14587  Pseudognaphalium luteoalbum June McCaskill 1985-8-30 s.n. Yolo front yard of residence 731 A. Street, Davis. 15 Comment
  CAS-BOT-BC357581  Pseudognaphalium stramineum Clarence R. Quick 1970-7-8 70 -31 Yolo In yard of Nettie M. Plyman, Merrit [Merritt] Island near Clarksburg Comment
  UCD135275  Psilocarphus brevissimus Fleur Ng'weno 1989-5-5 DQ 32 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD73037  Psilocarphus brevissimus Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4918 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
  UCD73118  Psilocarphus brevissimus Ayzik Solomeshch 2003-5-31 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR212351  Psilocarphus brevissimus Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  UCD133717  Psilocarphus oregonus Beecher Crampton 1978-5-8 9574 Yolo 1/4 mile south of Saxon Station. NE. quarter. Comment
  UCD73726  Psilocarphus tenellus var. globiferus Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET5715504 Image available Pteris tremula Bijan Dehgan 1972-1 s.n. Yolo Weedy in Botany Greenhouse, University of California campus, Davis.; Univ. of California, Davis Comment
  UCD34177  Pterocarya stenoptera Beecher Crampton 1977-8-23 9523 Yolo Yolo County, Davis, Stree tree along 5th street between C and D streets. Comment
  SEINET9325382  Pterostegia drymarioides Unknown 1993-4-18 10780 Yolo Stebbins Cold Canyon Reserve Comment
  SD180611  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis, alkali flats Comment
  UCD37839  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo Yolo County, 3 miles north of city of Davis, Pole Line Road. Comment
  UCD92218  Puccinellia simplex Beecher Crampton 1952-10-27 878 Yolo Yolo County, I.5 miles north of city of Davis. Comment
  UCD92223  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
  UCD92231  Puccinellia simplex Beecher Crampton 1961-3-27 5846 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD92254  Puccinellia simplex R. Tofsrud 1949-4-1 s.n. Yolo Near Davis dump. Comment
  SEINET10773906  Pyrus Stephanie Frischie 2000-10-7 Frischie 109 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD22763  Pyrus kawakamii Collector unknown 1988-2-8 s.n. Yolo Comment
  HSC24340  Quercus X morehus J. P. Smith, J. O. Sawyer 1972-2-20 5067 Yolo 3 mi E of Solano Co. line along Putah Creek Comment
  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
  SACT002599  Quercus agrifolia J. Tucker 1958-4-26 Yolo Tree 35-40 feet tall, off northwest corner of Agricultyral Engineering Building, University of California Davis Campus Comment
  UCD56695  Quercus berberidifolia Ellen Dean 2006-10-27 3304 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  UCD72435  Quercus berberidifolia Ellen Dean 2008-4-25 4860 Yolo Tuleyome Ireland Ranch, central part of ranch, near east end of path that has been cut into chaparral to access southwest part of ranch. 617 Comment
  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
  UCR207825  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2009-3-24 14445 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD45872  Quercus dumosa Don Sexton 1955-10-16 85 Yolo Old Davis Highway, by railroad signal across from trailer court, Davis, California. 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
  SACT002668  Quercus lobata John Willoughby 1977-4-27 Yolo At fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and Pleasants Valley Road, riparian woodland. Comment
  UCD14598  Quercus lobata Wendy Weber 1989-6-10 24 Yolo California, Yolo Co.; Davis, at the east end of Loyola Road, 1/4 mile north along a drainage ditch, near 'Anderson Ranch'; 13 Comment
  UCD46790  Quercus lobata H. B. Nidever 1951-5-19 40 Yolo 4 miles south of Woodland, near dry creek bed, Yolo County, California. Comment
  UCD46816  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Vally Oak. Mrak Hall, UCD. Comment
  UCD46881  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo ca. 4.5 miles west of Winters (by road) along State Hwy. 128. 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
  UCD46913  Quercus macdonaldii Don K. Sexton 1955-10-16 89 Yolo Highway 40, center strip, near Liberty Island turnoff, north of Davis, California. Comment
  UCD47278  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Along railroad tracks along north side of U.S. Highway 40, near Armco Plant ca. 1 mile east of Davis, Yolo County, California. Comment
  RSA735199  Quercus wislizeni Keith E. Hoffmaster 1946-3-29 1066 Yolo Putah Canyon, near Napa County line. Comment
  SACT002736  Quercus wislizeni J. Tucker 1958-4-27 Yolo Small tree 22-25 feet tall, in a clump of 4 small trees of this species - the most vigorous and most westerly of the 4, north edge of the University Arboretum, just northwest of the Aggie Villa bridge, University of California, Davis Campus, Yolo County, California. Comment
  UCR239602  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-9-17 12973 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
  UCD38972  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 miles west of Winters along State Hwy. 128. Comment
  UCD160157  Ranunculus aquatilis var. diffusus Aaron Goodman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD95802  Ranunculus canus H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles east of Winters. Comment
  UC118267  Ranunculus canus var. canus J. W. B. 1893-3-8 Yolo Woodland Comment
  RSA82832  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo Yolo County: E of Cache Creek, 5.5 miles N of Rumsey Comment
  UCD168437  Ranunculus hebecarpus Ellen Dean 2017-3-15 9259 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of road on east side of creek in oak woodland. 62 Comment
  UCD80922  Ranunculus muricatus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5325 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
  CDA30836  Raphanus sativus M. Beyers 2010-5-12 436 Yolo On strip of median that separates north and southbound I-505. 43 Comment
  SEINET10735197  Raphanus sativus Stephanie Frischie 2000-9-27 Frischie 85 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCR237587  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18605 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD115179  Raphanus sativus Chas. Heiser 1947-3-7 s.n. Yolo Davis. Comment
  UC80267  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey Comment
  SBBG4067  Rhus aromatica S. Shannon 1959-3-20 1 Yolo Cache Crk cyn, 6 mi NW of Rumsey, St Hwy 16 Comment
  UCD47775  Rhus aromatica Ryan Knox; E. McDermott, G. Walden 2002-4-13 4 Yolo Napa Co., Mclaughlin Natural Reserve, from old town of Knoxville travel 0.4 miles south, turn west along Berryessa-Knoxville Rd. and continue 0.7 miles. Collected on south side of road, near Knoxville Creek. 434 Comment
  RSA696220  Rhus trilobata Keith E. Hoffmaster 1946-4-13 1055 Yolo Putah Canyon Comment
  RSA140273  Rhus trilobata var. pilosissima Jill S. Miller 1959-4-20 5 Yolo Cache Creek Canyon, 6 miles northwest of Rumsey, State Highway 16 Comment
  SEINET11133087 Image available Robinia pseudoacacia Joyce Fetter 1962-1 Yolo Near intersection of Russell Boulevard and California Avenue. Davis. Comment
  UCD96086  Romneya coulteri C. P. Pease 1995-6-3 s.n. Yolo City of Davis, east of UC Davis campus; next to Experimental College Gardens. 16 Comment
  CAS-BOT-BC74442  Rorippa curvisiliqua Roxana S. Ferris 1917-4-20 696 Yolo Tule land near Dunnigan. Comment
  CDA33736  Rosa californica D. G. Kelch 2010-6-3 10 .242 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  UCD19507  Rosa californica Terry Reedy 1974-5-7 203 Yolo Davis; ditch along County Road 32, .25 mile east of eastern boundary. 21 Comment
  UCD34632  Rosa californica Beecher Crampton 1986-11-5 10078 Yolo Solano County border, ca. 3 miles SE of Davis, Mace road crossing at south fork of Putah Creek. 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
  UCD142968  Rubus Ellen Dean; K. MacMillen 2013-8-9 7941 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3D. 45 Comment
  UCD89709  Rubus armeniacus Lindsay Clark 2008-6-16 DVS 3 Yolo In overgrown garden south of Orchard Park Apartments, UC Davis campus just east of 113. 16 Comment
  UCD91420  Rubus ursinus Lindsay Clark 2009-4-22 DVS 25 Yolo In Putah Creek Park in southeast Davis, along nature trail. Comment
  UCD101134  Rumex crispus Cay Collette 1975-5-17 19 Yolo Knight's Landing. Along levee roadside, Sacramento River. 15 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
  UCR257138  Rumex crispus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20507 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
  HSC83420  Rumex crispus Todd K. Fuller 1975-5-3 3 Yolo Putah Creek at Co. Rd. 98 Comment
  UCD14393  Rumex crispus G. Robinson 1984-5-1 19 Yolo Yolo Co.; at the intersection of Hutchinson and Airport Road; 15 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
  UCD81390  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  UCD81391  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  CDA19780  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.22 overlooking level of Cache Creek. 6-7 ft tall, common in area. 0 Comment
  CDA19781  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.75 under bridge crossing Cache Creek. 6-7 ft tall, common along creek and seepages. 0 Comment
  RSA735361  Salix Keith E. Hoffmaster 1946-4-13 1236 Yolo Putah Canyon. Comment
  UCD41073  Salix babylonica Carol W. Witham 2003-8-8 1004 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CHSC9582  Salix breweri E. L. Smith 1971-4-29 956 Yolo Ca. 12.8 km w of Winters. In Putah Creek Canyon about 2 km below Monicello Dam. 76 Comment
  SBBG34168  Salix breweri E. L. Smith 1967-5-7 Yolo Putah Crk Cyn, 7 mi W of Winters 76 Comment
  SBBG50696  Salix breweri A. Wheaton 1962-4-23 27 Yolo near St Hwy 128, ca. 1.5 mi W of jct with Pleasants Valley Rd Comment
  UC1786432  Salix breweri Edward L. Smith 1966-4-8 721 Yolo Putah Canyon near Solano/Yolo county line. Comment
  UCD110787  Salix breweri Edward L. Smith 1967-4-8 s.n. Yolo Putah Creek Canyon; at Monticello Dam, ca. 7 miles west of Winters. 76 Comment
  UCD110789  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  RSA273250  Salix exigua Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Near Putah Creek at Low Water Bridge. Comment
  UCD110948  Salix exigua M. I. Wibawa 1996-6-2 39 Yolo Along the N side of Putah Creek. 17 Comment
  UCD22745  Salix exigua Kristine L. Preston 1988-5-3 23 Yolo Empty lot 50 yards west of intersection of Hwy 16 and Riverbank Road, West Sacramento. 6 Comment
  UCD34646  Salix exigua Beecher Crampton 1987-3-31 10091 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD41064  Salix exigua Carol W. Witham 2003-8-8 995 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD80981  Salix exigua Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. Near the first Ceek crossing along old road. 77 Comment
  HSC62849  Salix exigua var. hindsiana J. M. DiTomaso 1979-5-12 996 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  CAS-BOT-BC104027  Salix gooddingii Roxana Stinchfield 1916-7-1 480 Yolo mouth of Buckeye Cr. Comment
  CAS-BOT-BC104029  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  CDA12891  Salix gooddingii G. F. Hrusa 1996-3-25 12697 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  CDA12892  Salix gooddingii G. F. Hrusa 1996-3-25 12698 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. 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
  UCD111107  Salix laevigata Beecher Crampton 1958-4-29 4751 Yolo County road 32 and 95A ca. 5 miles west of Davis. Comment
  UCD111142  Salix laevigata Milton Workman 1953-3-21 16 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
  UCD34630  Salix laevigata Beecher Crampton 1986-9-23 10076 Yolo Yolo County, Putah Creek south of University airport. Comment
  UCD34644  Salix laevigata Beecher Crampton 1987-3-31 10089 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD34618  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Yolo County, 3.5 miles S.E. of Woodland, Willow Slough and road 103. Comment
  CAS-BOT-BC228571  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Sacramento River, 3.5 miles north of Elkhorn Comment
  RSA794004  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18609 Yolo East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD111598  Salix lasiolepis Cay Collette 1975-4-12 7 Yolo Knight's Landing, approx. 10' from Sacramento River. 15 Comment
  UCD34623  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD94983  Salix lasiolepis Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 4 B Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 136 Comment
  UCR148146  Salix lasiolepis Beecher Crampton 1986-8-26 10053 Yolo c. 5-6 mi west of Winters along Putah Creek, public access area Comment
  UCD111755  Salix melanopsis Collector unknown 1925-6-20 1929 Yolo Putah Canyon. Comment
  UCD162439  Salpichroa origanifolia Frank Thomas 1935-10-10 s.n. Yolo Esparto. Comment
  CAS-BOT-BC403784  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo N.W. corner of 5th & G Streets, Davis Comment
  UCD126788  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis, vacant lot along G St. between 5th and 6th. Comment
  UCR178668  Salsola damascena Ellen Dean, J. Shepard 2002-7-11 s.n. Yolo Sacramento Valley, City of Davis, University of California farm 16 Comment
  UCD161133  Salsola tragus Jean Shepard 2000-11-1 354 Yolo Woodland. From intersection of Co. Rd. 102 and E. Gibson Rd., 0.4 mi west on E. Gibson Rd. Comment
  UCD21346  Salsola tragus J. Shepard 2000-10-24 346 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. East of first parking lot on south side. 12 Comment
  SEINET242379 Image available Salsola vermiculata Beecher Crampton 1976-10-28 T.O. 4657 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B-11 Comment
  JEPS15255  Salvia carduacea Rimo Bacigalupi with S. Galen Smith 1950-4-16 3127 Yolo about 5 mi nw Rumsey (at bend in Cache Creek Canyon; at Yolo - Colusa County boundary, e edge of Inner North Coast Ranges); Inner North Coast Ranges Comment
  UCD125614  Salvia spathacea J. D. Clark 1995-5-27 5 Yolo along Mix Canyon Road, approximately 1/2 mile from intersection with Pleasant Valley Road in Winters. 45 Comment
  RSA388854  Sambucus mexicana Seri Rudolph 1975-5-11 14 Yolo State Highway 128, 3.3 miles southeast of Yolo/Solano county line Comment
Read comments
Jul 30 2014
  UCD15075  Sambucus mexicana Susan J. Schmidale 1977-4-16 13 Yolo California, Yolo Co.; Davis, ca. 1/4 mile east of Highway 113, 1/4 mile west of the Southern Pacific Railroad Tracks and 1/2 mile north of Road 29; 15 Comment
  UCD22633  Sambucus mexicana Joseph Laferriere 1982-5-7 29 Yolo Alpha Phi Omega picnic ground on Putah Creek south of UCD airport, 2 miles west of Davis. 19 Comment
  CDA30841  Sambucus nigra subsp. caerulea M. Beyers 2010-5-12 444 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  SFV8438  Sambucus nigra subsp. caerulea J. A. Sheldahl 1968-4-27 38 Yolo Bank of Putah Creek, State Highway 128, 6 miles west of Winters. Comment
  UCD13194  Sambucus nigra subsp. caerulea Katherine Pinney 1976-4-25 3 Yolo 4 miles W of Winters along hwy 128, along Putah Creek. Comment
  UCD80919  Sambucus nigra subsp. caerulea Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5322 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
  JEPS84636  Sanicula bipinnata John W. Willoughby 1977-3-16 1911 Yolo low foothills n State Highway 128 (1.3 mi e of its junction with Pleasants Valley Rd (County Rd 86), large turnout on n side of hwy, apricot orchard s of hwy); Vaca Mountains 48 Comment
  RSA471436  Sanicula bipinnata Glenn A. Gorelick, Chang 1966-3-22 s.n. Yolo Growing along roadside, Road 22, Putah Canyon, approx. 2 miles from hwy 128. Comment
  UCD128000  Sanicula bipinnata Ogden C. Riddle 1942-3-30 40 Yolo south Putah Canyon. Comment
  UCD58069  Sanicula bipinnata Ellen Dean; K. Mawdsley 2007-4-6 3609 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 507 Comment
  CDA38529  Sanicula bipinnatifida T. C. Fuller 1962-3-27 7888 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles east of Winters. 0 Comment
  RSA0048660  Sanicula bipinnatifida Keith E. Hoffmaster 1939-4-6 901 Yolo Putah Can. 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
  UCD34196  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Comment
  UCD58064  Sanicula crassicaulis Ellen Dean; K. Mawdsley 2007-4-6 3604 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
  RSA0048657  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  UCD47843  Sanicula tuberosa Ryan Knox; E. McDermott, G. Walden 2002-4-13 23 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD39770  Sapium sebiferum Beecher Crampton 1980-7-14 s.n. Yolo UC Davis Campus Faculty Club. Comment
  UCD65960  Schedonorus arundinaceus P. Stern 1988-5-21 14 Yolo Davis. Riparian area in greenbelt north of 'F' and Covell Sts. 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
  POM219530  Schoenoplectus maritimus H. F. Copeland 1926-5-4 570 Yolo Near Davis Comment
  SEINET215189  Scirpus acutus B. Hess 1973-5-22 41 Yolo .5 mi E of Knights Landing on Hwy 116 Comment
  RSA733705  Scrophularia californica Keith E. Hoffmaster 1946-3-29 1253 Yolo Putah Canyon, near cannon-ball Comment
  UC972287  Secale G. L. Stebbins Jr. 1952-10-21 Yolo Davis Comment
  UCD92571  Secale cereale Collector unknown 1925-5-9 2108 Yolo Davis. Comment
  CAS-BOT-BC59100  Sedum spathulifolium C. F. Baker 1907-5-6 3336 Yolo Cache Creek Canyon, Comment
  UCD19446  Senecio vulgaris J. Shepard 2000-2-18 38 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; immediately to the north in a graveled parking lot. 12 Comment
  UCD73630  Senecio vulgaris Ellen Dean; Elizabeth Goebel 2008-4-7 4757 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  CAS-BOT-BC364705  Senecio vulgaris Roxana S. Ferris 1917-4-20 700 Yolo Near Dunnigan Comment
  UCD135821  Senecio vulgaris P. B. Kaufman 1950-3-18 8 Yolo Davis. UC Davis. Comment
  SBBG362  Sequoia sempervirens J. McCaskill 1955-4-6 382 Yolo E side of water tower at W end of Temporary Building 4, UC Davis campus Comment
  UCD19375  Sesbania punicea E. Dean 2001-8-1 880 Yolo City of Davis. 2550 Sycamore Lane, Dos Pinos Housing Cooperative, courtyard of unit 3B. 15 Comment
  SEINET11696009  Setaria italica Unknown 1959-11-2 s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  UCD39904  Setaria italica Beecher Crampton 1959-11-2 s.n. Yolo UC Davis campus, Agronomy Experimental Area. Comment
  SBBG26322  Setaria parviflora B. Crampton 1965-7-27 Yolo US Hwy 99, 2.5 mi NNW of Davis Comment
  UCD32956  Setaria parviflora Beecher Crampton 1965-8-2 7475 Yolo Yolo County, just north of city limits of Davis on Pole Line rd.. Comment
  UCD92583  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo 2.5 miles N.N.W. of Davis on US Hwy. 99. Comment
  CHSC117313  Setaria pumila B. Castro; Tom Boullion 2008-8-22 1764 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, W of ' Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6. 9 Comment
  UCD36452  Setaria pumila Beecher Crampton 1953-8-26 1613 Yolo Yolo County, city of Davis, University of California campus. 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
  UCD32794  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo Yolo County, 2 miles north of Davis, bean field. Comment
  SEINET11696151  Setaria verticillata Unknown 1961-7-14 5930 Yolo city of Davis Comment
  CDA161  Setaria viridis J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  UCD92832  Setaria viridis Beecher Crampton 1955-7-29 3130 Yolo west of the gymnasium, UC Davis Campus. Comment
  UC1221007  Sibara virginica Beecher Crampton 1963-3-20 6713 Yolo Alden Pond , Alden Pond (UC Davis campus) Comment
  UCD15537  Sida hederacea Lara Hawthorne 1989-6-3 20 Yolo 6 miles east of Winters. 15 Comment
Read comments
Jan 22 2008
  UCD73677  Sidalcea keckii 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
  UCD116636  Sidalcea keckii Craig Thomsen 1993-4-1 1795 Yolo at corner of Road 96 and Yellowstone, NW end of city of Davis. Comment
  POM181694  Silene gallica L. F. Robbins 1927-3-26 s.n. Yolo Putah Canyon. Comment
  UCD59338  Silene gallica Ellen Dean; Kate Mawdsley 2007-5-11 3762 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  UCD99131  Silene vulgaris R. Tofsrud 1948-1 s.n. Yolo Davis. Comment
  SEINET13203171 Image available Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-1 20521 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UC735714  Silybum marianum Charles B. Heiser Jr. 1947-5-23 1916 Yolo Davis , campus (campus, <University of California at Davis>) Comment
  UCD80973  Silybum marianum Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5356 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
  CAS-BOT-BC364815  Silybum marianum W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles No. of Davis, edge of rice field along SpR.R. Comment
  CDA7654  Silybum marianum Bill Morgan 1973-6-25 Yolo 0 Comment
  UCD115403  Sinapis alba A. S. Crafts 1926-7-8 441 Yolo Davis, University Farm Campus. Comment
  SD255683  Sinapis arvensis George K Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  CAS-BOT-BC74923  Sinapis arvensis W. D. Hamilton 1946-3-6 s.n. Yolo Davis. Comment
  UCD82165  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  UCD160366  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and between 3rd and 4th Sts. in an alley. Comment
  UCD81035  Sisymbrium irio Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5339 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
  HSC6921  Sisymbrium officinale M. Dole 1963-4-14 69 Yolo 1 mi. S of Hwy. 40 on Rd. 105 Comment
  UCD81455  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  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
  UC917177  Solanum americanum J. D. Skoss 1948-6-5 17 Yolo University of California campus, Davis, Yolo County, California Comment
  UCD126826  Solanum americanum W. T. P. 1916-10-1 s.n. Yolo Putah Creek near Davis. Comment
  CDA5910  Solanum cardiophyllum T. C. Fuller 1969-8-7 18855 Yolo Veg. Crops Dept., University of California, Davis. 0 Comment
  UCD126841  Solanum cardiophyllum Paul Smith 1969-8-21 s.n. Yolo Vegetable Crops Department's Campbell Tract, University of California campis, Davis. Comment
  CDA18063  Solanum elaeagnifolium J. King, JY 1999-7-29 PDR 1202573 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCD126034  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126035  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  UCD126898  Solanum elaeagnifolium M. Ensign 1943-8-9 s.n. Yolo University Farm. Comment
  UCD67387  Solanum elaeagnifolium Kara Bolden 1992-6-5 5 Yolo Davis, south roadside of Garod and West Health Science Drive. 16 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
  UCD126947  Solanum nigrum Charles B. Heiser Jr. 1947-5-30 s.n. Yolo 1st and F Streets, Davis. Comment
  UCD35614  Solanum nigrum Beecher Crampton 1958-11-3 5130 Yolo UC Davis Campus, Campbell Tract. Comment
  UCD126983  Solanum parishii H. B. Nidever 1951-5-26 35 Yolo 2 miles north of Rumsey, Cache Creek Canyon. 137 Comment
  NY821170  Solanum parishii B. J. Ertter 1989-5-28 8533 Yolo NW corner of Yolo Co.: Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, ca. 5 airmiles WSW of Rumsey 732 Comment
  UCD126997  Solanum physalifolium var. nitidibaccatum Ken Kimball 1982-4-26 s.n. Yolo exact location unknown. Comment
  UCD39923  Solanum rantonnetii Beecher Crampton 1996-7-2 s.n. Yolo City of Dixon. Comment
  UCD149362  Solanum rostratum N. Sevier 1931-6-24 s.n. Yolo City of Davis. 15 Comment
  NY820805  Solanum rostratum B. Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus, west of sewage disposal site Comment
  UCD33866  Solanum rostratum Beecher Crampton 1974-7-8 9060 Yolo UC Davis Campus. Comment
  UCD18980  Solanum villosum Gene Miyau 1996-5-1 s.n. Yolo town of Knights Landing, growing in tomato field near wet area. Comment
  UCD136148  Sonchus asper subsp. asper Collector unknown Date Unknown s.n. Yolo exact location unknown. 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
  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
  UCD136164  Sonchus oleraceus H. R. Drever 1945-6-1 s.n. Yolo Davis. Comment
  UCD136165  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UCD136191  Sonchus oleraceus June McCaskill 1973-4-9 770 Yolo behind Robbins Hall, University of California campus, Davis. Comment
  UCD92877  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. Comment
  RSA140806  Sorghum bicolor John H. Thomas 1960-8-30 8868 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UCD92784  Sorghum bicolor Beecher Crampton 1957-11-5 4645 Yolo East of West Davis Elementary School, Anderson Road, Davis. Comment
  UCD92786  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between County Roads 25 and 27, southwest of Woodland. Comment
  SEINET238809 Image available Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis University of California campus. Comment
  UCD36832  Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis, University of California campus. Comment
  UCD92806  Sorghum bicolor subsp. drummondii Beecher Crampton 1954-9-30 s.n. Yolo 3 miles N of Davis. Comment
  CHSC79428  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo City of Davis. Comment
  HSC102728  Sorghum halepense J. P. Smith 2013-8-23 13777 Yolo Weed in a walnut orchard. 134 Comment
  UCD92762  Sorghum halepense Jim Sherar 1989-5-7 23 Yolo Davis, along Hwy 80. Comment
  UCD92765  Sorghum halepense R. Tofsrud 1947-5-8 s.n. Yolo Near Esparto. Comment
  UCR119177  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo Sacramento Valley, 1 mile north of the city of Davis. 15 Comment
  UCD149390  Spergularia bocconi Collector Unknown 1949-1 s.n. Yolo Yolo County. Hayden Ranch (exact location of this ranch is unknown by georeferencer). 60 Comment
  RSA0097267  Spergularia bocconi W. R. Jordan 1967-4-17 35 Yolo Junction of Sutter Bypass and Robbins Reclamation Canal, 5 miles NE of Knights Landing. 15 Comment
  RSA696202  Spergularia macrotheca Keith E. Hoffmaster 1946-4-19 1044 Yolo 3-4 miles NE of Davis. Comment
  UCR148114  Spergularia macrotheca var. leucantha Beecher Crampton 1982-4-10 9912 Yolo 3.5 mi SE of Woodland 17 Comment
  CAS-BOT-BC390752  Spergularia marina Doris K. Kildale 1928-5-8 5032 Yolo 12 miles north of Dixon Comment
  UCD141582  Spergularia marina Ellen Dean 2013-4-19 7701 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
  UCD21399  Spergularia rubra J. Shepard 2001-5-6 443 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 0.1 miles along unpaved entrance road, on the north side. Growing in the Soaring Society field. 12 Comment
  UCD99299  Spergularia rubra J. D. Skoss 1948-6-5 9 Yolo 3 miles north of Davis, toward Woodland. Comment
  RSA10428  Spergularia salina C. B. Wolf 1928-5-8 2140 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD99209  Spergularia villosa J. D. Skoss 1948-5-30 s.n. Yolo 3 miles north of Davis on county road. Comment
  RSA261453  Spirodela polyrhiza Helen North 1967-5-27 46 Yolo Near Putah Lodge, University of California, Davis 0 Comment
  UCD32996  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland on Kentucky Ave. (County Road 20), just W of its junction with Couny Road 101. Comment
  UCD93107  Sporobolus cryptandrus Beecher Crampton 1963-6-28 T.O 2777 Yolo UC Davis Campus. Agronomy Experimental Area. Plant Inroduction Nursery. Comment
  UCD34436  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  RSA447286  Stachys Robert Gustafson 1985-6-15 3181 Yolo Jct. of Road 25 & 103, southeast of Woodland. Comment
  UCD19188  Stachys ajugoides Janet Seely 1976-5-16 24 Yolo city of Davis, 315 East 14th St., vacant field east of Yolo County Library. 15 Comment
  UC726310  Stachys ajugoides var. ajugoides A. A. Heller 1929-6-2 14895 Yolo Woodland Comment
  RSA446630  Stachys albens Glenn A. Gorelick 1966-5-15 70097 Yolo 5 miles E of Woodland on Hwy 16. 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
  SD240962  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-3-9 18617 Yolo Sacramento Valley: County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland (Grays Pond 7.5'Q) 17 Comment
  UCD99374  Stellaria media C. G. Baughn 1949-5-15 43 Yolo Davis. Comment
  UCD99391  Stellaria media Morris Halperin 1931-3-7 s.n. Yolo Davis; near Agronomy Greenhouse. Comment
  UCD99447  Stellaria media Collector unknown 1925-3-12 1613 Yolo Davis. Comment
  SFV1246  Stellaria nitens R. Y. Berg 1964-3-14 8014 Yolo Cache Creek. State Highway 16 about 2.5 miles northwest of Rumsey. Comment
  UCD99463  Stellaria nitens Rolf Y. Berg 1964-3-14 8014 Yolo Cache Creek Canyon, State Highway 16, 2.5 miles northwest of Rumsey. Comment
  UCD20575  Stephanomeria virgata E. Dean; with M. Bibbo 2002-7-5 1115 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 670 Comment
  SEINET240470  Stipa lagascae Beecher Crampton 1962-5-7 T.O. 2708 Yolo UC Davis agronomy experimental area, plant introduction nursery row F - 73. Comment
  SEINET240473  Stipa nutans Beecher Crampton 1953-6-11 1805 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCR118967  Stipa pulchra Beecher Crampton 1982-3-22 9823 Yolo Sacramento Valley, 5 miles west of Winters on Hwy 128. 61 Comment
  UCR212311  Stipa pulchra Ayzik Solomeshch 2004-5-5 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  HSC43966  Streptanthus glandulosus Robert M. Specht 1977-4-12 638 Yolo Along Rayhouse Rd. 610 Comment
  RSA97927  Suaeda calceoliformis Beecher Crampton 1952-10-24 874 Yolo 1.5 miles north of Davis. Comment
  UCD19191  Suaeda calceoliformis A. M. Shapiro 1986-9-28 s.n. Yolo city of Davis, right at north city limits on F. St. extension, ditch along east edge of Old Davis farms. 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
  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
  UCD38923  Symphyotrichum chilense Beecher Crampton 1961-10-25 6043 Yolo 4 miles NW of Bryte, Yolo Bypass. Comment
  UCD36096  Symphyotrichum chilense Beecher Crampton 1952-10-18 864 Yolo I mile east of city of Davis, along railroad. Comment
  UC1051439  Symphyotrichum subulatum Herbert L. Mason 1955-8-12 14646 Yolo between Winters and Madison 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
  UCD13395  Symphyotrichum subulatum var. parviflorum K. Meares 1996-9-18 2 Yolo City of Davis, northern part. End of Enicina Ave, where greenbelt ends. Found in crack of pavement under street sign. 15 Comment
  UCD134154  Symphyotrichum subulatum var. parviflorum Beecher Crampton 1953-9-30 1632 Yolo Knights Landing, Sycamore Slough. Comment
  UCD15703  Tagetes minuta A. M. Shapiro 1997-10-21 s.n. Yolo city of Davis, UC Davis campus near bike bridge over Hwy 113, N of Experimental College gardens. Comment
  UCD142937  Tamarix aphylla Ellen Dean; T. Starbuck 2013-10-5 8005 Yolo UC Davis Putah Creek Reserve. North of Putah Creek along dirt access road by agricultural fields and small reservoir located west of Hopkins Road, adjacent to Putah Creek Vegetation Survey Plot PIC #3C. 15 Comment
  CAS-BOT-BC211528  Tamarix parviflora H. H. Dickson 1950-5-25 31 Yolo Putah Creek, 7 miles west of Davis on road to Winter in new subdivision Comment
  HSC21379  Tamarix parviflora J. V. Lenz 1946-4-16 Yolo 2 mi. NE of Davis Comment
  SEINET10962078  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 80 Yolo 2 mi N of Hwy CA 16 at Madison, end of road near quarry, along creek. Comment
  UCD101737  Tamarix parviflora Joseph M. DiTomaso 1976-4-9 396 Yolo Below Monticello Dam, Lake Berryessa, south facing slope above Putah Creek. 121 Comment
  CDA37691  Tamarix ramosissima Robin Breckenridge 2005-5-1 s.n. Yolo Rumsey to Woodland, Cache Creek and surrounding riparian areas. 0 Comment
  UCD40906  Tamarix tetrandra Bif Soper 1984-5-30 28 Yolo 1 mile north of Guinda on Hwy 16. 85 Comment
  UCD150990  Taraxacum officinale D. S. Park 2010-5-5 70 Yolo UCD, disturbed. North-east of SLB. 11 Comment
  UCD136734  Taraxacum officinale Beecher Crampton 1960-9-21 5782 Yolo 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
  SEINET237213 Image available Thinopyrum ponticum B. Crampton 1955-1 2981 Yolo Adjacent to old rice fields Co Rd 102 2 mi NE of Davis Comment
  UCD93332  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  UCD93335  Thinopyrum ponticum Beecher Crampton 1972-7-13 8828 Yolo 2 miles N of Davis, Pole Line Road. Comment
  UCR119140  Thlaspi arvense Beecher Crampton 1967-4-19 7832 Yolo Sacramento Valley, Davis, UC campus. 15 Comment
  UC596390  Thysanocarpus curvipes R. F. Hoover 1938-2-22 2765 Yolo Putah Creek Canyon Comment
  UCD20912  Thysanocarpus curvipes N. Nicola 2001-2-16 03 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N of Rumsey; Lowrey Ranch. 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
  SEINET5731488 Image available Thysanocarpus curvipes Susan Danford 1964-1 3 Yolo Cache Creek Valley, 8 mi. NW of Rumsey, on Hwy 16.; Rumsey Comment
  UCD82325  Thysanocarpus curvipes Robin McMaster 1973-4-15 313 Yolo 3 miles NW Rumsey on Hwy 16. 152 Comment
  UCD81068  Torilis arvensis Ellen Dean; Drew Maraglia 2009-4-15 5432 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  UCD160026  Torilis nodosa Ellen Dean 2015-4-16 8625 Yolo City of Davis. Sideyard of house on the southwest corner of the intersection of Pine and Harvard streets. 15 Comment
  CDA441  Torreya californica W. McGrew 1967-9-6 s.n. Yolo Reid Mine area, NW corner of Yolo Co. 0 Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus Comment
  CAS-BOT-BC173005  Toxicodendron diversilobum Clarence R. Quick 1971-5-31 71 -53 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  RSA590203  Toxicodendron diversilobum Michael A. Vincent, Robert Rhode 1996-3-30 7252 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD168482  Toxicoscordion fremontii Ellen Dean 2017-3-15 9270 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. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD37534  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD149333  Tragopogon porrifolius Collector Unknown 1932-5-10 s.n. Yolo City of Woodland. 25 Comment
  JEPS84721  Tribulus terrestris John W. Willoughby 1979-8-13 4400 Yolo Vaca Mountains, Putah Creek, along State Highway 128 about 2.9 mi nw of jct of the highway and Pleasants Valley Road (County Rd 86), at edge of parking area Putah Creek; Vaca Mountains, Putah Creek 60 Comment
  UCR119129  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  SEINET10407759 Image available Tribulus terrestris W. R. Russell 1958-5-13 Yolo Weed just west of California Avenue bridge, in University Arboretum, University of Caifornia, Davis Comment
  UCD37719  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Davis. Southern Pacific Railroad. Comment
  UCD38956  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Davis, SP R.R. Station. Comment
  UCD125853  Trichostema lanceolatum M. Phillips 1929-10-1 2072 Yolo Putah Canyon. Comment
  RSA699922  Trifolium Keith E. Hoffmaster 1946-3-29 1201 Yolo Putah Canyon. Comment
  UCD39968  Trifolium Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 290-017. Comment
  UCD35736  Trifolium albopurpureum Beecher Crampton 1953-4-4 1059 Yolo Rangelands west of Guinda, Capay Valley. Comment
  UCD37592  Trifolium albopurpureum Beecher Crampton 1955-4-14 2492 Yolo 2 miles northwest of Dunnigan. Comment
  SBBG29025  Trifolium albopurpureum B. Crampton 1966-4-11 Yolo 2 mi N of Rumsey, foothill flat above Cache Crk Comment
  UCD34400  Trifolium albopurpureum Beecher Crampton 1982-3-22 9822 Yolo 5 miles W of Winters. Comment
  UCD35750  Trifolium albopurpureum Beecher Crampton 1953-3-23 1016 Yolo 6 miles west of Winters. Comment
  UCD35898  Trifolium albopurpureum Beecher Crampton 1966-4-20 7659 Yolo 2 miles west of Winters. Comment
  UCD58022  Trifolium bifidum Ellen Dean; K. Mawdsley 2007-4-6 3561 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
  UCD73254  Trifolium bifidum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4833 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD73668  Trifolium bifidum var. bifidum Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCR219522  Trifolium bifidum var. bifidum Jean V. Shepard 2001-4-27 439 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 County Road 36. Southeast corner of the Park, c. 50 yards north of CR 36 and 100 yards west of Dept. of Defense fence 12 Comment
  UCR226143  Trifolium bifidum var. bifidum Elaine Chow, 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
  RSA699729  Trifolium bifidum var. decipiens Keith E. Hoffmaster 1946-4-19 1098 Yolo 3-4 miles N of Davis. Comment
  UC638705  Trifolium ciliolatum Ethel Crum 1938-5-7 1994 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD41303  Trifolium depauperatum Ellen Dean; Jean Shepard 2003-5-18 1806 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
  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
  UCR118891  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1110 Yolo Sacramento Valley, 1.5 miles north of Davis. 15 Comment
  UCR119136  Trifolium depauperatum var. amplectens Beecher Crampton 1954-4-8 1757 Yolo Sacramento Valley, 2 miles east of Davis Comment
  UCD38308  Trifolium depauperatum var. depauperatum Beecher Crampton 1954-4-8 1757 Yolo 2 miles NE of Davis. Comment
  SEINET9302363  Trifolium depauperatum var. stenophyllum Unknown 2012-3-2 7853 Yolo 1 mi W of Winters. Roadside, oak woodland, low foothills. Comment
  CDA36924  Trifolium depauperatum var. truncatum CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SBBG29024  Trifolium depauperatum var. truncatum B. Crampton 1966-4-28 7681 Yolo 1 mi SW Saxon Station Comment
  UCD84341  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  HSC15200  Trifolium depauperatum var. truncatum M. Dole 1963-4-9 24 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  UCD35751  Trifolium depauperatum var. truncatum Beecher Crampton 1953-3-16 1005 Yolo 1.5 miles north of Davis. Comment
  CDA4279  Trifolium fragiferum R. E. Skaggs 1967-7-3 Yolo 1113 Alice Street, Davis. 0 Comment
  UCD108975  Trifolium fucatum Collector Unknown 1925-5-11 1692 Yolo Davis. Comment
  UCD21052  Trifolium fucatum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 232 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
  UCD109036  Trifolium fucatum E. H. Stanford 1940-4-28 s.n. Yolo North of Davis. Comment
  CHSC79306  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Woodland, railroad station. Comment
  SBBG115437  Trifolium gracilentum B. Crampton 1966-4-11 7639 Yolo Woodland, railroad station, along railroad Comment
  UCR119080  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Sacramento Valley, Woodland; railroad station. 15 Comment
  POM127054  Trifolium gracilentum Francis Ramaley 11103 Yolo Winters Comment
  SEINET7413849  Trifolium gracilentum B. Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract Comment
  UCD15490  Trifolium incarnatum Ted Graber 1984-4-15 18 Yolo North of Davis suburbs where they are presently building. 12 Comment
  UC638707  Trifolium microcephalum Ethel Crum 1938-5-7 1992 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Ranges 152 Comment
  UCD62845  Trifolium microcephalum Elaine Chow; 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. 109 Comment
  UCD35273  Trifolium olivaceum Beecher Crampton 1955-4-14 2475 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD107579  Trifolium olivaceum Beecher Crampton 1965-4-6 7251 Yolo 2 miles west of Winters. Comment
  SEINET12170818  Trifolium stenophyllum Unknown 1953-3-31 1053 Yolo above Putah Creek, about 4 mi W of Davis 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
  SEINET240469  Trifolium tridentatum Beecher Crampton 1962-4-26 2776 Yolo UC Davis agronomy experimental area. Comment
  UCD41008  Trifolium variegatum Carol W. Witham 2003-4-11 938 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35739  Trifolium variegatum var. major Beecher Crampton 1953-3-31 1046 Yolo Madison. 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
  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
  UCD35008  Trifolium willdenovii Beecher Crampton 1998-4-21 10344 Yolo Yolo County, ca. 3.5 miles S.E. of Woodland along county road 102, east of Mavis - Hanson field. Comment
  RSA636078  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 180 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
  SEINET9341395  Trifolium willdenovii Unknown 1966-4-28 7682 Yolo 1 mi SW of Saxon Station. Vernal meadow, adobe soil. 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
  UCD33625  Trifolium willdenovii Beecher Crampton 1971-4-21 8676 Yolo Yolo County, 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31. Comment
  UCD34397  Trifolium willdenovii Beecher Crampton 1982-3-22 9819 Yolo Yolo County, 2 miles west of Winters on road 87. Comment
  UCD23186  Triphysaria eriantha A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. 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
  RSA183458  Tristagma uniflorum June McCaskill, W. A. Harvey, Katherine Onaga 1965-3-31 696 Yolo 316 C Street, Davis. Comment
  CDA36929  Triteleia hyacinthina 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
  UCD139411  Triteleia laxa M. Wiesendanger 1927-4-29 622 Yolo Esparto. Comment
  UCD59310  Triteleia laxa Ellen Dean; Kate Mawdsley 2007-5-11 3734 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCD67994  Triteleia laxa S. M. Smukler 1995-5-19 23 Yolo Quail Ridge Preserve, 1/4 mile from the University Cabin. 100 Comment
  UCD73246  Triteleia laxa Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4830 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  SEINET233354  Triteleia laxa Becky Wilson 1973-4-10 10 Yolo 7 miles west on Winters in Thompson Canyon; 183 Comment
  UCD14269  Triteleia laxa Connie Smith 1973-4-10 7 Yolo Thompson Canyon below Monticello dam, along the canyon's dirt road approximately 1mile or less; 106 Comment
  UCD70184  Triteleia laxa E. D. Appenzeller 1995-5-28 16 Yolo West of city of Winters. Off hwy 128 near Stebbins Cold Canyon. Oak woodland. Flowers purple. Comment
  UCD93330  Triticum Beecher Crampton 1961-5-17 5872 Yolo 3 miles S of Woodland. Comment
  HSC100231  Triticum aestivum J. P. Smith 2010-5-20 12885 Yolo Along frontage road near junction with Road 29. 9 Comment
  UCD39829  Triticum aestivum Beecher Crampton 1956-12-3 s.n. Yolo Agronomy Experimental Area, UC- Davis Campus. Comment
  UCD93306  Triticum durum Beecher Crampton 1961-6-1 5893 Yolo 3 miles S of Woodland. Comment
  UCD144776  Tropidocarpum gracile Carol W. Witham 2003-4-7 893 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD13334  Typha domingensis M. Winthrop 1989-6-6 14 Yolo Yolo CO. T9N, R2E,Sect. 4, NE1/4. Three miles S of Woodland. Elev. 60 ft. 18 Comment
  UCD94826  Typha domingensis R. H. Miller 1949-5-11 54 Yolo East end of Yolo Causeway. Comment
  UCD41081  Typha latifolia Carol W. Witham 2003-8-8 1012 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD94865  Typha latifolia C. Heiser 1947-5-14 1914 Yolo Putah Creek, campus, Davis. Comment
  UCD137918  Umbellularia californica Ogden C. Riddle 1942-3-16 13 Yolo Davis campus, near Plant Pathology building. Comment
  UC92114  Uropappus lindleyi C. F. Baker 1903-5-8 2887 Yolo Cache Creek canyon Cache Creek Comment
  UCD56725  Uropappus lindleyi Ellen Dean; M. Bibbo 2007-3-23 3417 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
  UCD63071  Uropappus lindleyi Ellen Dean 2008-4-9 4780 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
  UCD111545  Urtica dioica subsp. holosericea Collector Unknown Date Unknown s.n. Yolo Yolo County. Exact location unknown. Comment
  UCD149359  Verbascum blattaria Collector Unknown 1938-7-15 s.n. Yolo City of Knights Landing. 11 Comment
  UCD168142  Verbena Mark Pearson 1979-4-21 27 Yolo Davis. About 1 mile south of Russell Blvd., on La Rue. 13 Comment
  UCD124698  Veronica anagallis-aquatica Charles F. Battaglia 1998-5-23 17 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, 40ft. Wide, runs parallel with channel. 15 Comment
  UCR118898  Veronica peregrina Beecher Crampton 1958-4-17 4703 Yolo Sacramento Valley, 3.5 miles west of Winters. Along State Hwy. 128. 46 Comment
  UCD124770  Veronica peregrina subsp. xalapensis Fleur Ng'weno 1989-4-27 DQ 16 Yolo D-Q University, County Road 31, 9 miles W of Davis city center. 29