Search Results — 2000 specimen records retrieved (1396 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  UCD116178  Abutilon theophrasti Herman Timm; June McCaskill 1976-9-1 s.n. Yolo In Herman Timm's (Vegetable Crops Department) potato plots at Campbell Tract, University of California, 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
  SEINET10407697 Image available Acacia dealbata B. J. McCaskill 1954-1 226 Yolo In parking on south side of 3rd Street just west of B Street, Davis Comment
  UCD39760  Acer macrophyllum Beecher Crampton 1958-4-21 4714 Yolo Along State Hwy 16, 2.7 miles northwest of Rumsey. Shaded slopes above Cache Creek. Comment
  CDA35553  Acer macrophyllum W. M. Lowray 1965-3-28 Yolo Cache Creek. 0 Comment
  UCD117114  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California Davis, campus. Comment
  UCD117135  Acer negundo M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  HSC62842  Acer negundo var. californicum J. M. DiTomaso 1979-5-12 991 Yolo Next to Putah Creek below Monticello Dam 91 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
  SEINET3195241 Image available Acer negundo var. californicum David Lawfer 1952-3-19 127 Yolo Bank of Putah Creek, 4 miles west of Davis Comment
  SEINET6700517 Image available Achillea millefolium G. Cook 1959-3-28 3 Yolo Collected 4 miles from Winters, along highway 128 351 Comment
  UCD128328  Achillea millefolium J. McGrath 1963-3-17 12 Yolo State Highway 128, 8 miles west of Winters. 121 Comment
  CDA37069  Achyrachaena mollis CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD41162  Achyrachaena mollis D. Lowry 2002-4-10 172 Yolo Eastern foothills of inner north coast range, Berryessa Valley, about 2.5 miles west of Winters. Comment
  UCD80969  Achyrachaena mollis Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5352 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  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
  UCD128426  Achyrachaena mollis E. H. Stanford 1940-4-28 s.n. Yolo Putah. Comment
  UCD104096  Acmispon brachycarpus M. Wiesendanger 1927-5-4 638 Yolo Putah Canyon. Comment
  UCD104138  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 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
  UCD84333  Acmispon wrangelianus Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD104560  Acmispon wrangelianus W. A. Williams 1951-5-19 s.n. Yolo 2 mi. N. Davis along R.R. Comment
  UCD35569  Acmispon wrangelianus Beecher Crampton 1958-4-21 4706 Yolo 1.6 miles northwest of Rumsey. Comment
  CDA37115  Acroptilon repens D. B. Joley 1976-6-11 12 Yolo 0.5 mile south of Babel Slough Road on South River Road. 0 Comment
  UCD35425  Acroptilon repens Beecher Crampton 1956-7-13 3718 A Yolo Harbor Blvd. and Deluth St., West Sacramento. Comment
  UCD70766  Actinidia chinensis J. Shepard 1998-5-10 3 Yolo City of Davis, yard in East Davis on Myrtle Place. 15 Comment
  UC466768  Adenostoma fasciculatum W. P. Taylor 1912-6-27 Yolo Rumsey 152 Comment
  UCD59320  Adenostoma fasciculatum Ellen Dean; Kate Mawdsley 2007-5-11 3744 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
  CHSC107298  Aegilops triuncialis R. Breckinridge 2009-5-26 PDR 1313570 Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. Comment
  CHSC114891  Aegilops triuncialis Breckewidge 2008-5-12 Yolo Capay, 23585 Hwy 16. Comment
  UCD51553  Aegilops triuncialis Beecher Crampton 1961-4-28 5859 Yolo 2 miles west of Winters, County Road 87. Comment
  CDA37725  Aegilops triuncialis R. Breckenridge/K. Filippini 2009-5-15 s.n. Yolo Near Guinda, Tompkins Ranch. 0 Comment
  SEINET11695731  Aegilops triuncialis Unknown 1959-5-26 5255 Yolo 2.5 mi W of Winters, CA 128 Comment
  HSC13493  Aesculus californica W. R. Rogers 1965-6-25 302 Yolo Co. Rd. 40 Fiske Creek Ridge 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
  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
  RSA634245  Aesculus californica Robert M. Rhode, B. Nemeth 1997-5-21 154 Yolo Stebbins reserve (University of California Nature Reserve) Cold Canyon Creek; 0.5 miles south of Solano/Yolo county line (Putah Creek) near CA Highway 128. Beside creek; 50 meters from entrance (Highway 128). 185 Comment
  UCD62729  Agoseris heterophylla Alan Yip; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  SEINET3915914  Agropyron libanoticum M. Nazir Sankary 1971-5-15 s.n. Yolo Raised from seed in field near Botany Department greenhouses, University of California campus, Davis, CA.; 0 Comment
  SACT000054  Agropyron repens 1925-5-25 Yolo Comment
  UCR152067  Agropyron trachycaulum Beecher Crampton 1961-6-1 5880 Yolo Northern city limit of Davis, along County Road 31 Comment
  UCD41153  Agrostemma githago K. Arhangelsky 2002-5-9 205 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD97906  Agrostemma githago var. githago Beecher Crampton 1964-8-11 s.n. Yolo Department of Biochemistry Experimental Plots on UC Davis campus. Comment
  SEINET11695840  Agrostis castellana Unknown 1960-6-3 T.O. 2461 Yolo 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
  RSA654917  Agrostis densiflora Beecher Crampton 1963-6-20 3108 Yolo UC Davis Agrostis Nursery, A-G. Grown from seed collected July 27, 1955 in Mendocino County, 4 miles south of Fort Bragg, 1.5 miles north of Caspar along State Highway 1, near Jughandle Creek Comment
  UCD52262  Agrostis exarata Beecher Crampton 1961-10-25 6057 Yolo 2 miles west of Bryte, County Road 127, confluence Sacramento and Yolo Bypass. Comment
  UCD52279  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis. Field - campus - Berkeley. Comment
  UCD53451  Agrostis stolonifera Beecher Crampton 1958-5-28 4836 Yolo north Davis. Comment
  SACT000224  Agrostis tenuis John Willoughby 1976-7-29 Yolo Pleasants Valley Rd elevation 200. In moist ground along Putah Creek, riparian woodland. Comment
  UCD73107  Aira caryophyllea Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4898 a 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
  UCD135954  Allium neapolitanum Barry Rice 2012-4-14 BR 120402 Yolo Exact location unknown. 11 Comment
  UCD34136  Allium neapolitanum Beecher Crampton 1977-4-1 9460 Yolo Davis. Comment
  UC657692  Allium serra M. Wiesendanger 1927-4-29 618 Yolo esparto Comment
  UCD41084  Allium serra N. Nicola 2003-4-21 251 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD81045  Allium serra Agnieszka Zalicka; with PLB 102 class 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon on west side of creek. 103 Comment
  UCD141816  Allium serra L. K. Mann 1957-4-7 s.n. Yolo 3 miles north of Rumsey, California on road 16 toward Clear Lake. Comment
  SEINET219061  Allium triquetrum June McCaskill 1967-4-2 717 Yolo In garden at 815 E. 9th Street, Davis. Comment
  UCD141697  Alnus rhombifolia Ellen Dean; M. Taylor 2013-6-21 7809 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  UCD149347  Alnus rhombifolia Collector Unknown 1925-5-25 s.n. Yolo Putah Canyon. 60 Comment
  SEINET9366157  Alopecurus Unknown 1962-4-10 T.O. 2524 Yolo Yolo Comment
  UCD55815  Alopecurus pratensis Beecher Crampton 1960-3-31 s.n. Yolo Agronomy Experimental Area, Davis Campus, Forage Crop Nursery. Comment
  CAS-BOT-BC137974  Alopecurus saccatus Mabel Wiesendanger Phillips 1927-4-29 597 Yolo Davis. Comment
  UCD147279  Alopecurus saccatus Carol W. Witham 2003-4-11 925 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UCD37385  Alopecurus saccatus Beecher Crampton 1960-5-9 5495 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD55816  Alopecurus saccatus A. A. Beetle 1946-4-15 4376 Yolo Woodland airport. Comment
  UCD55935  Alopecurus saccatus R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD55945  Alopecurus saccatus Beecher Crampton 1955-4-14 2494 Yolo 2 miles northwest Dunnigan. Comment
  UCD55956  Alopecurus saccatus Beecher Crampton 1960-5-9 5503 Yolo 3/4 miles southwest of Saxon Station. Comment
  SEINET242179  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo City of Davis, University of California Sprinkler Plots Comment
  UC735710  Amaranthus albus Charles B. Heiser Jr. 1947-5-30 1921 Yolo Davis 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
  UCD39251  Amaranthus albus Beecher Crampton 1956-11-6 3885 Yolo 2.5 miles northwest of Davis. Comment
  UCD97174  Amaranthus albus R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UC735711  Amaranthus blitoides Charles B. Heiser Jr. 1947-5-30 1920 Yolo Davis Comment
  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
  UCD97206  Amaranthus blitoides T. Tomich 1949-5-30 64 Yolo Davis. 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
  UC735739  Amaranthus deflexus Chas. Heiser 1947-7-2 1945 Yolo Davis Comment
  CDA3274  Amaranthus retroflexus N. Sokoloff Jun 1924 3 Yolo Agr. 99 - near Davis. 0 Comment
  UCD19125  Amaranthus tuberculatus var. rudis A. M. Shapiro 1988-9-2 s.n. Yolo NW corner of junction of Yolo County Rds. 6 and 99W, near Dunningan exit from I-5. Comment
  UCD128766  Ambrosia psilostachya Beecher Crampton 1952-10-11 856 Yolo 1 mile north of city of 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
  IRVC9307  Ambrosia psilostachya var. californica B. T. Gittins 1966-8-9 1531 Yolo N side of Putah Creek; ca. 5 mi. W of Winters Comment
  UC572557  Ammannia coccinea H. S. Yates 1936-8-11 6143 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  UC735740  Ammannia coccinea Chas. Heiser 1927-7-8 1952 Yolo n. Davis Comment
  CDA36698  Ammannia coccinea Margaret Bellue 1933-1 Yolo End of Causeway. 0 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
  UCD102885  Ammannia robusta P. B. Kennedy 1916-7-21 s.n. Yolo Yolo County. Comment
  HSC93550  Ammi visnaga G. Fred Hrusa, T. D. Wilfred 1996-12-19 13952 Yolo Levee along Tule Canal, ~3/4 mi. E of I-5 and 1/4 mi. N of Sacramento River on S side of Yolo Bypass 15 Comment
  UCD127169  Ammi visnaga J. M. Tucker 1952-10-13 2628 Yolo Darneille Ranch, County Road 15C, around 5 miles south of Knights Landing. Comment
  UCR148809  Ammi visnaga G. Fred Hrusa 1999-7-14 15116 Yolo Sacramento Valley, Tule canal, c. 0.5 mi N of I-5 and c. 0.25 mi N of Main St. extension Comment
  RSA167161  Ammi visnaga June McCaskill 1963-8-14 668 Yolo South side of 2nd Street, 1 mile east of its junction with L Street, Davis Comment
  SFV2575  Ammi visnaga B. J. McCaskill 1963-8-14 668 Yolo Sacramento Valley Davis. In dry soil in depression between road and railroad tracks. South side of 2nd St., 1 mile east of its junction with L St.. 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
  CDA37072  Amsinckia intermedia CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD119280  Amsinckia intermedia A. S. Crafts 1926-7-8 483 Yolo University Farm Campus, Davis. Comment
  UCD58042  Amsinckia intermedia Ellen Dean; K. Mawdsley 2007-4-6 3581 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 476 Comment
  UCD75872  Amsinckia intermedia Pamela G. Riley; B. Harker, J. MacLean 2002-4-27 117 Yolo W of the town of Davis. UC Davis Ecosystem Reserve. N side of Putah Creek, just W of the UC Davis landfill on Pedrick Rd. 21 Comment
  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
  UCR235400  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-4-17 18775 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD119683  Amsinckia intermedia P. B. Kennedy 1915-4-26 s.n. Yolo Alk belt -- outskirts -- Davis. Comment
  UCD119684  Amsinckia intermedia B. A. Madson 1925-4-28 s.n. Yolo Davis. Comment
  UCD119685  Amsinckia intermedia June McCaskill; Katherine Onaga 1962-4-16 649 Yolo On west side of H Street, 0.3 mile north of intersection of H and 11th streets, Davis. Comment
  UCD15502  Amsinckia intermedia Fred Tulley 1984-5-6 10 Yolo Davis Equestrian Field. 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
  UCD21219  Amsinckia lycopsoides J. Shepard 2000-3-24 87 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along the north side of the entrance road, in main parking lot and roadside. 12 Comment
  UCR219519  Amsinckia lycopsoides Jean V. Shepard 2000-5-13 241 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, east of parking lot on the south side of road 12 Comment
  UC725952  Amsinckia lycopsoides A. A. Heller 1941-3-26 15912 Yolo road w of Hwy 99 Comment
  UCD119765  Amsinckia menziesii P. Thompson 1996-4-14 24 Yolo Davis; south side of town, path parallel to Valdora Road. 17 Comment
  UC638712  Amsinckia menziesii var. menziesii Ethel Crum 1938-5-7 1987 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Range, Cache Creek 152 Comment
  UCD117548  Anagallis arvensis P. Thompson 1996-4-14 10 Yolo Davis. South side of town, path parallel to Valdora Road. 17 Comment
  UCD56039  Andropogon glomeratus Beecher Crampton 1953-10-29 1732 Yolo Putah Canyon 7-8 miles west of Winters. Comment
  UCD56066  Andropogon glomeratus var. pumilus A. A. Beetle 1946-7-13 4691 Yolo Putah Canyon. Comment
  UCR151942  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo Putah Creek Canyon, Vaca Mtns: 8.5 mi west of Winters, on State Hwy 128 Comment
  UCD39908  Andropogon hallii Beecher Crampton 1961-10-30 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Summer Seed Production Field. Comment
  UCD56099  Andropogon virginicus R. Tofsrud 1948-9-1 s.n. Yolo Putah Creek Canyon. Comment
  CAS-BOT-BC391770  Anemone deltoidea Mrs. H. C. Cantelow 1932-8-17 369 Yolo Unspecified 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
  UCD161030  Angelica californica Craig Thomsen 2006-5-31 s.n. Yolo Along Ridgeline Trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. 457 Comment
  CDA20513  Anredera cordifolia C. Blomquist 2004-9-24 s.n. Yolo Sacramento Valley; Davis, E St between 6th and 7th in alley. 0 Comment
  UCD21410  Anthemis cotula J. Shepard 2001-5-13 460 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road and north 20 yards. 12 Comment
  UCR36575  Anthemis cotula A. C. Sanders 1984-6-18 5061 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 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
  UCD41113  Antirrhinum majus K. Arhangelsky 2002-5-9 204 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD41138  Antirrhinum vexillocalyculatum C. Holn 2002-7-2 238 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, off Rd. 41. Comment
  UCD168427  Aphanes macrosepala Ellen Dean 2017-3-15 9251 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. 57 Comment
  RSA401383  Apocynum sibiricum Glenn A. Gorelick 1966-5-15 s.n. Yolo Along Cache Creek, parallel to Hwy 16, 2.2 miles north of Rumsey Comment
  RSA401384  Apocynum sibiricum Glenn A. Gorelick 1966-6-1 s.n. Yolo At UC Davis, next to the railroad tracks, near the radiology labs Comment
  RSA401385  Apocynum sibiricum Glenn A. Gorelick 1965-8-26 s.n. Yolo Near Low Water Bridge, Davis Comment
  UCD39745  Arachis hypogaea Beecher Crampton 1972-1-1 s.n. Yolo seed lab Cal Crop Improvement. Comment
  SEINET11998675  Arctostaphylos manzanita subsp. laevigata Unknown 1988-1 80175 Yolo Blue Ridge just S of Lowery Summit 853 Comment
  CAS-BOT-BC38892  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo North bank of Putah Creek, 8.6 miles west of Winters Comment
  CHSC83123  Arctostaphylos pajaroensis Roman Gankin 1967-1-16 Yolo UCD Arboretum. Davis. Comment
  NY345968  Aristida purpurea var. californica J. G. Lemmon 05 1891 s.n. Yolo Caspan Valley Comment
  CAS-BOT-BC146315  Aristida ternipes var. gentilis Roxana Stinchfield 1916-6-26 336 Yolo D'Oyly Sheep Ranch Foothills above Buckeye Creek. Comment
  SBBG21219  Aristida ternipes var. gentilis B. Crampton 1963-9-19 6896 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  SBBG29011  Aristida ternipes var. gentilis B. Crampton 1967-6-20 8130 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UCD137813  Aristolochia californica K. Esau 1931-2-22 2174 Yolo Putah Canyon. Comment
  UCD70194  Aristolochia californica D. Sanchez-Mata 1998-6-24 s.n. Yolo Capay Valley. Salt Creek between Capay and Cadenasso. 100 Comment
  RSA92880  Aristolochia californica Annetta Carter 1934-3-18 453 Yolo About seven miles from Winters, Putah Creek road Comment
  UCD56041  Arrhenatherum Beecher Crampton 1965-6-28 s.n. Yolo City of Davis. Campus of University of CA, Davis. Comment
  UCD129265  Artemisia biennis A. M. Shapiro 1994-10-24 s.n. Yolo near E. leeve Yolo Causeway, west Sacramento. Comment
  UCD39879  Artemisia caucasica Beecher Crampton 1975-5-12 s.n. Yolo UC Davis Campus, Plant Inrtoduction Nursery. Comment
  CAS-BOT-BC90269  Artemisia douglasiana Roxana Stinchfield 1916-6-25 333 Yolo Buckeye Creek - Goodin Ranch Comment
  UCD129249  Artemisia douglasiana Beecher Crampton 1961-10-25 6044 A Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD39910  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo City of Davis. Comment
  UCD56049  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo Davis. Comment
  HSC82061  Asclepias cordifolia Thomas W. Nelson, Jane P. Nelson 1980-4-27 5104 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  RSA401675B  Asclepias cordifolia Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD121322  Asclepias fascicularis A. S. Crafts 1926-7-8 435 Yolo University Farm Campus, Davis. Comment
  SEINET215295  Asclepias fascicularis Robert Owens 1969-5-25 47 Yolo Near railroad tracks on G. Street at intersection with 10th Street, Davis. 15 Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UCD38950  Asclepias fascicularis Beecher Crampton 1961-9-19 5981 Yolo 2 miles northwest of Davis, County Road 31. Comment
  RSA261482  Asclepias speciosa S. L. Morrison 1974-6-2 34 Yolo Along Southern Pacific Railroad tracks; 0.8 mile east on County Road 32 from its junction with Mace Boulevard Comment
  CDA16241  Aster chilensis G. F. Hrusa 1997-12-13 14135 Yolo Sacramento Valley; Tule canal. 0 Comment
  CHSC100545  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West Davis School. Comment
  UC1221003  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo ne West Davis School (Davis, edge of field); Davis, ne of West Davis School Comment
  UCD149380  Astragalus douglasii Trongren 1956-1 s.n. Yolo City of Dunnigan. 184 Comment
  CDA26658  Astragalus douglasii var. douglasii C. Justus 1968-5-14 Yolo #NAME? 0 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
  UCD105341  Astragalus tener var. ferrisiae P. B. Kennedy 1926-5-1 s.n. Yolo Davis, Univ. of CA farm. Comment
  UCD41030  Astragalus tener var. ferrisiae Carol W. Witham 2003-4-26 962 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72401  Astragalus tener var. ferrisiae Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3705 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 Comment
  UCD84343  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD105357  Astragalus tener var. tener Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD105441  Astragalus tener var. tener C. O. Jacobs 1916-4-1 s.n. Yolo Around Davis. Comment
  UCD15877  Astragalus tener var. tener Craig D. Thomsen 1998-6-4 s.n. Yolo Field south of Road 25, about 200 m. west of Road 103, between Davis and Woodland. Comment
  UCD18243  Astragalus tener var. tener E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 450 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  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
  UCD19082  Atriplex A. M. Shapiro 1983-8-23 s.n. Yolo city of Davis, Old Davis rd. ca. 1/8 mi. south of I-80 interchange, roadside. Comment
  UCD38949  Atriplex Beecher Crampton 1961-9-19 5980 Yolo 1/2 mile north city limits of Davis, Anderson Road. Comment
  UCD97232  Atriplex argentea var. expansa Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9121 Yolo along Kentucky Ave. (Road 20), 0.25 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  UCD97252  Atriplex argentea var. expansa M. Phillips 1929-10-1 2050 Yolo near Davis. Comment
  UCD97255  Atriplex argentea var. expansa M. Phillips 1929-10-1 2051 Yolo near Davis. Comment
  SD180598  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis. Comment
  UCD38284  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis along Southern Pacific Railroad property. Comment
  RSA612720  Atriplex depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  UCD34288  Atriplex depressa Beecher Crampton 1978-9-13 9662 Yolo Yolo County, ca. 3 miles east of Woodland along Hwy.16, 1 mile east of its junction with county road 102. Comment
  RSA97505  Atriplex depressa Beecher Crampton 1954-6-21 2004 Yolo 3 miles north of Davis Comment
  UCD38761  Atriplex dioica Beecher Crampton 1957-10-25 4643 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  SEINET4135009  Atriplex hortensis Jean Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place.; 0 Comment
  CHSC106023  Atriplex joaquinana Ellen Dean; K. Mawdsley 2008-4-16 4800 Yolo Southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside. 0 Comment
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Mar 31 2015
  JEPS41117  Atriplex joaquinana Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9117 Yolo in fallow fields adjacent to air-strip (landing field) and sewage disposal (treatment) plant 1.8 mi ene Woodland ((measured from U.S. 99W)); ene of Woodland 10 Comment
  JEPS80669  Atriplex joaquinana L. R. Heckard with Dave and Mary Anne Showers 1981-5-30 5517 Yolo s of Road 25 and w of Road 103 about 3 mi se Woodland; se of Woodland Comment
  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
  SEINET4135115  Atriplex joaquinana Erica Smith 2008-4-18 12 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25.; 0 5 Comment
  SEINET4135119  Atriplex joaquinana Ellen Dean, K. F. Mawdsley 2008-4-16 4800 Yolo Southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside. Area is used as air field and for rodeos and is disturbed and mowed.; 0 0 Comment
  UCD21413  Atriplex joaquinana J. Shepard 2001-6-16 466 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south 400 yards and about 10 yards west of Department of Defense fence, between 2 large vernal pools. 12 Comment
  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
  UCD34573  Atriplex joaquinana Beecher Crampton 1985-9-5 10018 Yolo Yolo County, 3.5 miles S.E. of Woodland on road 25, (T9N R2E sect. 11). Comment
  UCD63217  Atriplex joaquinana Ellen Dean; K. Mawdsley 2008-4-16 4800 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Easternmost part of park on eastern side of reservoir area and horse paddock, along roadside. 0 Comment
  UCD72490  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25. 4 Comment
  UCD97492  Atriplex joaquinana M. Wiesendanger 1927-4-29 601 Yolo Davis. Comment
  UCR212310  Atriplex joaquinana Erica Smith 2007-7-12 11 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
  UCR212356  Atriplex joaquinana Erica Smith 2007-7-12 09 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR228275  Atriplex joaquinana Ellen Dean, K. F. Mawdsley 2008-4-16 4800 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of Road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside 0 Comment
  UCD97525  Atriplex lentiformis R. A. Pendleton 1939-11-1 s.n. Yolo Davis, UC campus. Comment
  UCR262438  Atriplex micrantha George K. Helmkamp, E. A. Helmkamp 2011-12-7 18500 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
  SEINET4135669  Atriplex parishii var. depressa Howard C. Stutz 1995-8-7 9799 Yolo Woodland, SE corner of Road 25 and 103.; 0 Comment
  JEPS41107  Atriplex prostrata Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9127 Yolo along n-s lateral (rd.) 0.9 mi n of Hebron siding (Sacramento Northern Railway) 1.9 mi ene Woodland (flanking waste water dispoal areas on bothsides road); ne of Woodland, n of Hebron siding 10 Comment
  UCD97635  Atriplex prostrata Daryl Koutnik; John Sowell 1978-10-27 572 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 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
  SEINET5641784  Atriplex rosea Ellen Dean, K. Anderson 2009-7-13 5781 Yolo City of Woodland. Woodland Regional Park. East side of County Road 102, just S of County Road 25. Old rodeo area with bare areas where buildings used to be.; 0 9 Comment
  UCD142974  Atriplex rosea Ellen Dean; C. Robbins 2013-8-28 7991 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  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
  UCD97710  Atriplex semibaccata P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. Comment
  CAS-BOT-BC176600  Atriplex serenana var. serenana C. R. Quick 1974-11-5 74 -6 Yolo Merritt Island, 1/2 to 3/4 mile south of road 142, just east of Elk Slough Comment
  RSA697342  Avena barbata Keith E. Hoffmaster 1941-3-26 s.n. Yolo Putah can. Comment
  UCD14599  Avena barbata Wendy Weber 1989-6-10 23 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
  UCD35377  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo Yolo County, 3 miles northwest of Davis. Comment
  UCD56179  Avena barbata C. J. W. 1914-4-1 s.n. Yolo Davis. 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
  CDA36940  Avena fatua CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 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
  UCD34127  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Yolo County, Davis, Mace blvd. offramp from Hwy. 80. Comment
  UCD56377  Avena fatua R. Tofsrud 1942-4-1 s.n. Yolo Davis. Along Putah Creek. Comment
  UCD56457  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Mace Blvd. Off ramp I. S. Hwy. 80 east. Comment
  HSC100287  Avena sativa J. P. Smith 2011-4-27 13132 Yolo North - West of the junction of Hwy. 16 and Co. Rd 22. 39 Comment
  UCD56497  Avena sterilis Madson 1919-3-6 s.n. Yolo Davis. Comment
  UCD81539  Baccharis douglasii W. W. Robbins; W. D. Norton 1928-8-1 1425 Yolo near Clarksburg. Comment
  UCD81540  Baccharis douglasii W. W. Robbins; W. D. Norton 1928-8-1 1425 Yolo near Clarksburg. Comment
  UCD38760  Baccharis glutinosa Beecher Crampton 1957-10-25 4642 Yolo West Sacramento, fields along the US Hwy. 40 freeway. Comment
  CAS-BOT-BC98619  Baccharis pilularis Roxana Stinchfield 1916-6-26 353 Yolo Fotthills wash of Dunnigan near Buckeye Creek Comment
  CHSC74945  Baccharis pilularis Sabbina M. Lau 1989-6-7 12 Yolo West of Winters along Hwy 128, Stebbin's Cold Canyon Reserve. 350 meters from entrance. 122 Comment
  CAS-BOT-BC98217  Baccharis salicifolia Beecher Crampton 1975-8-22 9245 Yolo County road 104 1 1/2 miles north of county road 28. Comment
  UCR118968  Baccharis salicifolia Beecher Crampton 1975-8-22 9245 Yolo Sacramento Valley, County Road 104, 1.5 miles north of County Road 28. 15 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
  UCD114274  Barbarea orthoceras H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles west of Winters, Putah Canyon. Comment
  UCD101226  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  UCD94984  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  UCD159536  Bellis perennis D. S. Park 2011-4-15 284 Yolo Irrigated lawn in front of Davis Senior High School. Cross streets W 14th and Oak. Garden weed. 14 Comment
  UCD35744  Bellis perennis Beecher Crampton 1953-3-29 1037 Yolo Davis. Comment
  CHSC117413  Beta vulgaris B. Castro; Tom Boullion, Jessica Boyt 2008-10-21 1770 Yolo Sacramento Valley. Ca 3 air mi SE of Knights Landing, via Road 116B, W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento at RM 85.6. 10 Comment
  SEINET10732931  Beta vulgaris Stephanie Frischie 2000-10-7 Frischie 104 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD36460  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough. Comment
  UCD129590  Blennosperma nanum S. E. Keeton; E. H. Hyde 1938-4-4 s.n. Yolo roadside northeast of Davis. Comment
  JEPS114055  Boehmeria cylindrica Robert E. Preston 2007-10-4 2581 Yolo 2.5 mi S of Clarksburg, along Sacramento River, ca. 200 m S of the boat ramp. Comment
  RSA654049  Boisduvalia cleistogama Beecher Crampton 1975-6-18 9222 Yolo Junction of county roads 38 and 106 off the SW corner Comment
  CAS-BOT-BC28210  Bolboschoenus fluviatilis Roxana Judkins [later Mrs. Ferris q.v.] Stinchfield 1916-6-11 s.n. Yolo Tule at mouth of Buckeye Cr. Comment
  SEINET8574353 Image available Bolboschoenus fluviatilis C. M. Rivera 1969-5-2 24 Yolo Along Interstate Highway 80, ca 5 miles east of Davis turnoff Comment
  UCD140034  Bolboschoenus maritimus subsp. paludosus H. B. Nidever 1951-5-19 33 Yolo 2 miles north of Davis. Comment
  UCD55402  Bolboschoenus robustus R. Tofsrud 1947-4-24 s.n. Yolo City dump, N of Davis. Comment
  UCD56877  Bouteloua curtipendula Beecher Crampton 1965-4-27 7300 Yolo 3 miles northwest of Dunnigan. County Road 2, just east of its junction with County Road 86. Comment
  UCD57094  Brachypodium distachyon Beecher Crampton 1961-5-5 s.n. Yolo Davis Campus. Agronomy experimental areas. Comment
  UCD114724  Brassica P. B. Kennedy 1918-6-6 s.n. Yolo Univ. Farm, Davis. Comment
  SEINET10881347  Brassica campestris Stephanie Frischie 2000-10-14 Frischie 144 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCR235456  Brassica hirta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18781 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
  UCD114615  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCR257210  Brassica kaber 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
  UCD114737  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  UCD57275  Briza maxima P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  UCD147283  Briza minor Carol W. Witham 2003-4-8 911 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73610  Briza minor Ellen Dean; Elizabeth Goebel 2008-4-7 4738 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD73716  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD84319  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD125576  Bromus Laurel Goldsmith 2012-11-1 s.n. Yolo Near Arcata. Humboldt Bay National Wildlife Refuge. Lanphere Dunes Unit, just outside main office. 6800 Lanphere Road. 5 Comment
  SEINET239849 Image available Bromus Beecher Crampton 1978-11-4 4779 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery; Comment
  UCR179379  Bromus alopecuros J. M. DiTomaso 2003-4-23 Yolo West of Winters, off Road 87 Comment
  SEINET242019  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UC682007  Bromus arizonicus G. L. Stebbins 1943-3-19 3356 Yolo Davis, along railroad right of way, near depot Davis Comment
  UCD36252  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Yolo County, city of Davis, vacant lot. Comment
  UCD36860  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Yolo County, city of Davis. Comment
  UCD37837  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD57696  Bromus arizonicus Beecher Crampton 1972-4-5 8781 Yolo Davis. College Park and Eureka Ave. Comment
  UCD57700  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Davis. Davis Station. Southern Pacific RR Triangle. Comment
  UCR119175  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Sacramento Valley, City of Davis. 15 Comment
  SEINET259528 Image available Bromus carinatus var. carinatus G. D. Barbe 1991-5-31 4423 Yolo CULTIVATED ; CULTIVATED in test plots at Stewart Farms ConservaSeed Shasta Rd (County Rd 160) Comment
  CAS-BOT-BC155803  Bromus catharticus C. R. Quick 1972-7-19 72 -6 Yolo In southwest corner of house lawn at the homesite of Henry L. and Nettie Smith Pylman Clarksburg. Comment
  CAS-BOT-BC155805  Bromus catharticus Clarence R. Quick 1969-5-17 69 -03 Yolo Merritt Island, near junction of county roads #140 and 142, 3.5 miles south of Clarksburg. Comment
  CAS-BOT-BC155808  Bromus catharticus Clarence R. Quick 1970-5-10 70 -05 Yolo Merritt Island, near Clarksburg. Levees and gardens of Nettie M. Pylman. Comment
  UCD21324  Bromus catharticus J. Shepard 2000-6-2 288 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In gravelly area of parking lot north of entrance road. 12 Comment
  UCD58323  Bromus catharticus A. A. Beetle 1946-5-1 4708 Yolo Davis Campus. Comment
  UCD58381  Bromus catharticus Beecher Crampton 1980-7-22 s.n. Yolo Davis. College Park X Russell Blvd. Comment
  UCD58394  Bromus catharticus Beecher Crampton 1954-10-25 s.n. Yolo UC-Davis Campus. In horticulture lath houses. Comment
  CAS-BOT-BC155608  Bromus diandrus Beecher Crampton 1956-3-28 3235 Yolo Along Putah Creek, Davis, Yolo-Solano county border. Comment
  SACT000538  Bromus diandrus John Willoughby 1977-3-29 Yolo fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and PLeasants Valley Road, in riparian woodland. Comment
  UCD58598  Bromus diandrus Cay Collette 1975-4-5 2 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD59481  Bromus diandrus Beecher Crampton 1956-3-19 3232 Yolo In Southern Pacific RR triangle, Davis. Comment
  UCD59501  Bromus diandrus Beecher Crampton 1965-5-4 7313 Yolo Davis. Comment
  UCD73233  Bromus diandrus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4901 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
  UCR119009  Bromus diandrus Beecher Crampton 1962-4-11 6130 Yolo Sacramento Valley, Dixon 91 Comment
  SACT000671  Bromus diandrus 1925-5-14 Yolo Comment
  CAS-BOT-BC155289  Bromus hordeaceus A. A. Beetle 1942-6-1 3731 Yolo Davis. Comment
  CAS-BOT-BC155290  Bromus hordeaceus W. D. Hamilton 1946-4-19 s.n. Yolo Along S.P. R.R. about 4 miles north of Davis. Comment
  CDA36941  Bromus hordeaceus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  HSC9234  Bromus hordeaceus J. V. Lenz 1947-4-23 Yolo 3 mi. N of Davis Comment
  RSA697039  Bromus hordeaceus Keith E. Hoffmaster 1946-4-19 1068 Yolo Davis Comment
  UCD147285  Bromus hordeaceus Carol W. Witham 2003-4-11 948 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37382  Bromus hordeaceus Beecher Crampton 1960-4-26 5488 Yolo City of Davis. Comment
  UCD58620  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Putah Creek. In the UC-Davis arboretum. Comment
  UCD58683  Bromus hordeaceus Beecher Crampton 1963-5-14 6804 Yolo 4 miles east of Woodland. County Road 25, City dump area. Comment
  HSC98353  Bromus laevipes J. V. Lenz 1947-5-8 Yolo Rumsey Comment
  UCD161066  Bromus laevipes Craig Thomsen 2006-5-10 2645 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
  UCD58944  Bromus laevipes R. Tofsrud 1947-5-8 s.n. Yolo Near Rumsey. Comment
  UCD63264  Bromus lanceolatus var. lanuginosus B. Jones 1945-5-1 Yolo At Davis. Comment
  UCD59570  Bromus rubens M. Wiesendanger 1927-5-4 653 Yolo Putah Canyon. Comment
  SEINET249951 Image available Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Davis. Comment
  UCD59694  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Weedy in Southern Pacific Triangle. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  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
  SEINET7992307  Buddleja scordioides T. R. Van Devender 2004-8-2 2004 -757 Yolo Davis Mountains, N of the Davis Mountain. 6.5 km S of Kent on TEX 118 Comment
  SEINET3269554 Image available Caesalpinia gilliesii M. F. Wojciechowski 2000-4-15 882 Yolo Davis, residential area, east side of town. Comment
  UCD105594  Caesalpinia gilliesii H. W. Chandler 1964-9-28 s.n. Yolo Along roadside, Rd. 89, 1 mi. S. of Madison. Comment
  RSA0054946  Calandrinia caulescens Keith E. Hoffmaster 1946-4-13 1217 Yolo Davis. Comment
  CAS-BOT-BC438636  Calandrinia ciliata R. H. Miller 1949-4-16 30 Yolo University Farm, Davis Comment
  HSC17636  Calandrinia ciliata M. Dole 1963-4-7 10 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. 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
  UCD100247  Calandrinia ciliata Mrs. L. H. Phillips 1929-3-14 1758 Yolo University Farm. Comment
  UCD67388  Calandrinia ciliata Christine Armer 1992-4-18 1 Yolo Davis, Putah Creek Road near Stevenson Bridge Road, edge of orchard. 15 Comment
  CDA11292  Calendula arvensis G. F. Hrusa 1994-6-11 11887 Yolo Central Valley; UC Davis. Field south of Environmental Horticulture Dept. Comment
  UCD102981  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  UCD36602  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  CDA12109  Calochortus amabilis G. F. Hrusa 1989-4-16 5924 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  UCD70442  Calochortus amabilis E. D. Appenzeller 1995-5-28 15 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Oak woodland, shady slope. Flowers yellow. Comment
  UCD73702  Calochortus luteus Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET8495396 Image available Calochortus pulchellus C. W. Rottschalk 1954-4-28 41 Yolo South slope of Putah Canyon; beside State Highway 28, 10 miles west of Winters. Comment
  UCD38313  Calycadenia oppositifolia Beecher Crampton 1954-5-6 1827 Yolo Foothill area 3 miles southwest of Winters. Comment
Read comments
Oct 16 2018
  CAS-BOT-BC270869  Calycadenia pauciflora Roxana Stichfield 1916-7-1 368 Yolo [D'Ayly?] Sheep Ranch, above Buckeye Creek 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
  CAS-BOT-BC270866  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles E of Lake County line on Rieff - Rayhouse Road, NE Roadside slope Comment
  CAS-BOT-BC270867  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles E of Lake County line on Rieff - Rayhouse Road, NE Roadside slope Comment
  RSA255529  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3 miles east of Lake County line on Rieff-Rayhouse Road Comment
  RSA255586  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 miles SW of Brooks, 1.5 miles north of Berryessa Peak, 300 yards east of road 640 Comment
  UCD137920  Calycanthus occidentalis Richard E. Tanner 1955-6-5 71 Yolo on North Quad, across from Soils and Irrigation Building, UC Campus. Comment
  UCD73239  Calystegia occidentalis subsp. occidentalis Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4903 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Near main gate to Bray Canyon area. 59 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
  HSC62856  Calystegia purpurata subsp. purpurata J. M. DiTomaso 1979-5-12 988 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  CHSC79241  Cannabis sativa J. J. Nussbaum 1968-8-21 Yolo UCD. Comment
  CAS-BOT-BC184980  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo Agronomy experimental areas, Davis Campus. Comment
  UCD114165  Capsella A. A. Beetle 1945-2-22 4190 Yolo Cottonwood Slough, southwest of Madison. Comment
  CAS-BOT-BC37054  Capsella bursa-pastoris W. D. Hamilton 1946-3-5 s.n. Yolo Davis. 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
  RSA0054904  Capsella bursa-pastoris Keith E. Hoffmaster 1946-04 1056 Yolo Davis. Comment
  SEINET800705  Capsella bursa-pastoris Anne Sutherl 1963-1 2 Yolo University of California, Davis 15 Comment
  SFV1431  Capsella bursa-pastoris E. B. Risley 1961-2-13 101 Yolo Sacramento Valley Davis. Open field at 5th and I Streets. Comment
  UCD114125  Capsella bursa-pastoris S. H. Frederick 1912-3-2 2 Yolo Davis. Comment
  UCD114163  Capsella bursa-pastoris M. Wiesendanger 1927-4-29 611 Yolo Woodland. Comment
  UCD14254  Capsella bursa-pastoris Laurie E. Miller 1974-4-7 86 Yolo Yolo County, Davis, off Hutchison Road, towards University of California, Davis Starling Control Lab; 19 Comment
  UCD81454  Capsella bursa-pastoris M. Wiesendanger 1927-4-29 611 Yolo Woodland. Comment
  UCD167657  Capsicum frutescens Paul G. Smith 1959-1 SA 59 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Honda, Colombia. Said to be wild. Comment
  CAS-BOT-BC167208  Cardamine Beecher Crampton 1998-5-18 10361 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  UCD20159  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo UC Davis greenhouse. Contaminant in greenhouse soil. Comment
  UCD161223  Cardamine oligosperma Jean Shepard 2011-3-5 s.n. Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 1 mi past gate. 198 Comment
  JEPS53330  Cardaria pubescens M. P. Bellue 1932-6-23 Yolo near Sacramento (Tiger's Inn); Tiger's Inn Comment
  RSA797494  Carex Keith E. Hoffmaster 1946-4-13 1061 Yolo Putah Canyon Comment
  CDA16213  Carex barbarae G. F. Hrusa 1998-4-3 14193 Yolo Sacramento Valley; Tule canal. Ditch at intersection of Tule canal & Main St. exit (Hwy 16), +- 5 m, E oWoodland. Common here, rhizomatous. 0 Comment
  HSC79007  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  CAS-BOT-BC19388  Carex barbarae Charles Piper Smith 1914-6-11 2843 Yolo Cache Creek. Comment
  UCD131687  Carex divulsa subsp. divulsa Sally Barrett 2013-4-24 s.n. Yolo Western outskirts of the City of Woodland. Garden of residence at 32567 County Road 20, just west of the Cache Creek Nature Preserve. 36 Comment
  UCR257982  Carex divulsa subsp. divulsa Jean V. Shepard 2012-4-30 867 Yolo City of Davis, yard in 1800 block Myrtle Place 15 Comment
  SEINET8700377 Image available Carex praegracilis Everett Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A Comment
  UCD140752  Carex praegracilis Everett H. Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A. Comment
  UCD140836  Carex senta Anne Sutherland 1963-5-8 11 Yolo Putah Creek Canyon, on south side of road near Recreation Beach, State Highway 128. Comment
  UCD35422  Carthamus tinctorius Beecher Crampton 1956-7-13 3715 Yolo Yolo bypass. Comment
  CDA15538  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Central Valley; Hwy 16 at S edge of Woodland approx. 1/3 mi. N of Rd. 25a. Comment
  UCD142966  Carya illinoinensis Ellen Dean; K. MacMillen 2013-8-9 7939 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3A. 45 Comment
  UCD123068  Castilleja A. A. Beetle 1945-1-20 3078 Yolo west of Winters in Putah Canyon. 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
  JEPS42531  Castilleja applegatei subsp. martinii G. L. Stebbins Jr. 1966-2-22 6306 Yolo s slope Glasscock Mountain (n side of Cache Creek Canyon); Cache Creek Canyon 457 Comment
  JEPS66537  Castilleja applegatei subsp. martinii John F. Emmel 1971-4-4 338 Yolo nne of Monticello Dam; Thompson Canyon 76 Comment
  JEPS88818  Castilleja applegatei subsp. martinii T. I. Chuang and F. M. Chuang 1991-6-23 7837 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  UCD122278  Castilleja applegatei subsp. martinii K. Esau 1932-3-5 s.n. Yolo Putah Canyon. Comment
  UCD122292  Castilleja applegatei subsp. martinii R. H. Miller 1949-5-8 51 Yolo Putah Canyon. Comment
  UCR206548  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2009-3-17 14403 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD146930  Castilleja attenuata Carol W. Witham 2003-4-7 887 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73735  Castilleja attenuata Ayzik Solomeshch 2004-5-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD80832  Castilleja attenuata Ellen Dean 2009-3-22 5289 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. NE corner of property, E of drainage pond. 9 Comment
  HSC20836  Castilleja attenuata M. Dole 1963-4-9 18 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  UCD122326  Castilleja attenuata Fleur Ng'weno 1989-5-7 DQ 39 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD122400  Castilleja exserta R. H. Miller 1949-4-3 9 Yolo East entrance to Putah Canyon. 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
  UCD63066  Castilleja exserta subsp. exserta Ellen Dean 2008-4-9 4775 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. Above stockpond. 595 Comment
  HSC90170  Castilleja exserta subsp. exserta Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 53 Yolo Hwy. 16, 1/2 mi. S of Colusa County line 221 Comment
  SEINET5739671 Image available Castilleja exserta subsp. exserta Rob Lee 1975-1 1 Yolo Steep west facing roadbank, State Hwy 128, 5 miles west of Winters.; Winters Comment
  UCD122490  Castilleja foliolosa Joseph M. DiTomaso 1976-4-9 395 Yolo Below Monticello Dam at Lake Berryessa, south facing slope above Putah Creek. 134 Comment
  SBBG115478  Castilleja foliolosa P. McFarland 1997-4-25 2 Yolo St Hwy 128, W of Winters on cliff face opposite Monticello Dam parking lot Comment
  UCD160542  Caulanthus lasiophyllus Ellen Dean; Craig Thomsen 2015-3-21 8596 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
  UCD59380  Ceanothus cuneatus Ellen Dean; Kate Mawdsley 2007-6-8 3855 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch. 621 Comment
  UCD73673  Ceanothus cuneatus Ayzik Solomeshch 2004-5-3 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD34944  Ceanothus griseus var. horizontalis Beecher Crampton 1992-5-27 s.n. Yolo Yolo County, Davis. Comment
  UC912400  Ceanothus integerrimus Ethel Crum 1938-5-7 1999 Yolo Cache Creek canyon Inner North Coast Ranges (4 mi n of Rumsey.) 152 Comment
  UCD20477  Ceanothus maritimus ATL 1981-3-13 HN 025 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  OBI77867  Celtis douglasii H. E. McMinn 1940-7-1 140 Yolo Davis Comment
  UCD34380  Cenchrus longispinus Beecher Crampton 1981-10-13 9794 Yolo Yolo County, 6 miles west of Winters along Hwy. 128, Putah Creek Canyon. Comment
  UC735718  Centaurea calcitrapa Charles B. Heiser Jr. 1947-6-1 1923 Yolo Davis Comment
  CAS-BOT-BC276974  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins prop., Co. Rd. 57 & Hwy 16, Guinda Comment
  UCD130003  Centaurea calcitrapa Morris Halperin 1932-7-16 s.n. Yolo 7th, G St, Davis. Comment
  UCD130004  Centaurea calcitrapa Chas. B. Heiser Jr. 1947-7-10 1923 -a Yolo Davis. Comment
  UCD130013  Centaurea calcitrapa J. Young 1999-7-29 PDR 122623 1 Yolo Winters. Comment
  UCD129958  Centaurea jacea R. Tofsrud Date Unknown s.n. Yolo Davis. Comment
  RSA44385  Centaurea repens C. B. Heiser Jr. 1947-6-10 1934 Yolo Near midget auto tracks, West Sacramento 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
  UCD21348  Centaurea solstitialis J. Shepard 2000-11-11 359 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 an open field approximately 0.25 miles east of entrance. 12 Comment
  CAS-BOT-BC284494  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  SEINET3477477  Centaurea solstitialis M. P. Bellue 1931-9-4 Yolo Near Davis, Near Davis Comment
  UCD130083  Centaurea solstitialis W. T. P. 1916-10-1 s.n. Yolo Davis. Comment
  UCD130085  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo near Davis. Comment
  UCD15685  Centaurea solstitialis David Uyeno 1989-6-4 8 Yolo Chiles Rd, Davis. 12 Comment
  UCD41141  Centaurium C. Holn 2002-5-24 222 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Brooks. Comment
  RSA433716  Centranthus ruber Glenn A. Gorelick 1966-6-1 s.n. Yolo Along side of street, D St and 5th St in Davis. Comment
  CAS-BOT-BC288507  Centromadia fitchii Roxana Stinchfield 1916-6-25 341 Yolo Mouth of Buckeye Creek Comment
  SBBG8415  Centromadia fitchii J. M. Tucker 1941-9-20 390 Yolo above Putah Crk, E side of Vaca Range Comment
  UCD21319  Centromadia fitchii J. Shepard 2000-5-26 277 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. Then approximately 50 feet south in low area. 12 Comment
  UCD84339  Centromadia fitchii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC272820  Centromadia parryi subsp. parryi C. R. Quick 1972-8-8 72 -38 Yolo South edge of county road 142. Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River, SE Yolo Co. Comment
  CAS-BOT-BC279097  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2592 Yolo 1/2 mi. W. of Yolo Causeway, on road from Sacramento to Davis Comment
  CAS-BOT-BC279099  Centromadia parryi subsp. rudis A. A. Heller 1940-9-16 15838 Yolo Along U.S. Highway #99W and in adjoining fields between Zamora and Dunnigan Comment
  CAS-BOT-BC279101  Centromadia parryi subsp. rudis A. A. Heller 1940-9-16 15838 Yolo About a mile north of Zamora on U. S. Highway #99W Comment
  CAS-BOT-BC279102  Centromadia parryi subsp. rudis David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279106  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12892 Yolo Six miles south of Woodland on highway between Davis and Woodland Comment
  JEPS81968  Centromadia parryi subsp. rudis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9120 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  SFV12381  Centromadia parryi subsp. rudis D. L. Koutnik, J. Sowell 1978-10-27 568 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD130152  Centromadia parryi subsp. rudis Fleur Ng'weno 1991-11-1 DQ 52 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD130593  Centromadia parryi subsp. rudis Ellen Dean 2012-11-15 7520 Yolo Yolo County Grasslands Regional Park. Northwest corner of park in vernal swale SE of intersection of County Roads 104 and 34. 10 Comment
  UCD38756  Centromadia pungens Beecher Crampton 1957-10-25 4638 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD130208  Centromadia pungens H. Sevier 1931-6-24 2232 Yolo Davis. Comment
  UCD34289  Centromadia pungens Beecher Crampton 1978-9-13 9665 Yolo Yolo County, ca. 3 miles east of Woodland along Hwy.16, 1 mile east of its juction with county road 102. 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-BC279410  Centromadia pungens subsp. pungens A. A. Heller; H. E. Brown 1902-4-30 5433 Yolo Near Black's Comment
  CAS-BOT-BC279413  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC223000  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128 Comment
  CAS-BOT-BC223003  Cephalanthus occidentalis H. Keith Wagnon 1981-6-3 s.n. Yolo West side of Sacramento River ca. 3 mi. s. of West Sacramento 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
  UCD121533  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns. Comment
  UCD164527  Cephalanthus occidentalis Craig D. Thomsen 2009-5-15 2917 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  UCD37285  Cephalanthus occidentalis Beecher Crampton 1958-11-6 5137 Yolo Yolo County, 6 miles west of city of Winters, Vaca Mountains, along Putah Creek. Comment
  UCSB62932  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo No data 30 Comment
  CDA9303  Cephalanthus occidentalis var. californicus G. F. Hrusa 2007-7-22 17074 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  CHSC101552  Cephalanthus occidentalis var. californicus G. F. Hrusa 2007-7-22 17074 Yolo On shoreline in sandy intertidal area at Yolo County Boat Launch, W side Sacramento River, +/- 1 mile N of Hood (Sacramento Co.). 3 Comment
  JEPS12452  Cephalanthus occidentalis var. californicus W. L. Jepson 1934-7-28 16743 Yolo Capay Valley Comment
  UCR118989  Cephalanthus occidentalis var. californicus Beecher Crampton 1977-10-8 9541 Yolo Vaca Mountains, Putah Creek Canyon, Hwy. 128. 91 Comment
  UCD21378  Cerastium glomeratum J. Shepard 2001-3-26 419 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. About 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD73600  Cerastium glomeratum Ellen Dean; Elizabeth Goebel 2008-4-7 4732 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
  SEINET5736135 Image available Ceratonia siliqua Shirley C. Tucker 1988-1 28888 Yolo Univ. of CA Arboretum near Horticulture Dept. headquarters building, S of Putah Creek.; Davis 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
  CAS-BOT-BC207763  Cercis occidentalis Lincoln Constance 1938-3-27 2046 Yolo Monticello-Winters road, 8 mi NW of Winters, Vaca Mountains, Inner North Coast Ranges, on Putah Creek 304 Comment
  JEPS64778  Cercis occidentalis W. L. Jepson 1924-5-8 10410 Yolo Devil's Gate Putah Pass, Putah Creek (banks of creek) Comment
  UC334393  Cercis occidentalis unknown 1891-5-28 Yolo Capay Valley Comment
  UCD105655  Cercis occidentalis Jackie Sinkey 1976-4-14 s.n. Yolo Davis. Comment
  UCD105665  Cercis occidentalis M. Wiesendanger 1928-4-5 355 Yolo Putah Canyon. Comment
  UCD112964  Cercocarpus betuloides Collector Unknown Date Unknown s.n. Yolo Western Yolo County. Comment
  POM256527  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles N of Rumsey, Inner N Coast Range 213 Comment
  UCD169005  Chaenactis glabriuscula var. heterocarpha Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9306 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  CDA43047  Chamaesyce nutans Martyn 2014-8-27 PDR# 570 P06216837 Yolo Yolo Bypass Wildlife Area. 0 Comment
  UCD20907  Chenopodium album N. Nicola 2001-10-18 135 Yolo Capay Valley, off of Hwy. 16; growing on organic farm near town of Guinda. Comment
  UCD21333  Chenopodium album J. Shepard 2000-6-30 316 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot in a 4 foot pile of topsoil. 12 Comment
  UCD81420  Chenopodium album J. Shepard 2000-5-20 254 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 of road. 12 Comment
  UCD81550  Chenopodium album W. W. Robbins; W. D. Norton 1928-8-1 1424 Yolo near Clarksburg. Comment
  UCD34175  Chenopodium album Beecher Crampton 1977-8-22 9521 Yolo Davis, Russell Blvd. Comment
  UCR265183  Chenopodium ambrosioides Barbara Ertter 1988-10-21 7988 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  RSA97532  Chenopodium botrys Beecher Crampton 1953-10-15 1699 Yolo Cache Creek, Capay. Comment
  CDA16699  Chenopodium californicum G. F. Hrusa 1998-3-21 14154 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  UCD97875  Chenopodium foliosum Beecher Crampton 1967-6-23 s.n. Yolo UC - Davis campus, old greenhouse foundations, Landscape Hort. 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
  UCD73833  Chenopodium glaucum Jean Shepard 2008-6-27 816 Yolo City of Davis, Covell Blvd. at Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
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Jun 16 2010
  CDA3037  Chenopodium murale J. M. DiTomaso 2006-9-6 s.n. Yolo UC Davis campus, southwest corner of Plant and Environmental Sciences building. 0 Comment
  UCD38521  Chenopodium murale Beecher Crampton 1955-11-11 3209 Yolo UC Davis Campus. Comment
  UCD38959  Chenopodium murale Beecher Crampton 1961-8-1 5964 Yolo Davis, SP R.R. Station. Comment
  SBBG115852  Chloris virgata B. Crampton 1988-9-6 10143 Yolo Rd 98, just N of jct with Rd 25A Comment
  UC1040705  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo along US Hwy 99W 3 mi n Davis Comment
  UCD35247  Chloropyron palmatum Beecher Crampton 1952-11-4 909 Yolo about 1.5 miles east of Woodland. Comment
  UC762661  Chorizanthe membranacea R. F. Hoover 1938-4-23 3200 Yolo grade on Rumsey- Arbuckle Road; Rumsey-Arbuckle Road Comment
  UCD160166  Chorizanthe membranacea Heather Castro 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
  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
  UCD73670  Chorizanthe membranacea 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
  UCD99747  Chorizanthe membranacea K. Esau 1935-5-8 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD81559  Cichorium intybus W. W. Robbins; W. D. Norton 1928-8-1 1420 Yolo near Clarksburg. Comment
  UCD130494  Cichorium intybus J. D. Skoss 1948-8-12 87 Yolo University of California campus, Davis. Comment
  UCD130495  Cichorium intybus J. D. Skoss 1948-8-12 87 Yolo University of California campus, Davis. Comment
  SEINET8194559 Image available Cinnamomum camphora J. M. Tucker 1951-1-19 Yolo North side of Botany Building, University of California campus, Davis Comment
  SEINET8194561 Image available Cinnamomum camphora J. M. Tucker 1948-5-22 1678 Yolo University of California campus, Davis Comment
  UCD20515  Cirsium cymosum E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1087 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UC494270  Cirsium occidentale var. venustum Tracy J. Storer 1912-7-1 Yolo Rumsey Comment
  CAS-BOT-BC286384  Cirsium occidentale var. venustum Roxana Stinchfield 1916-6-26 344 Yolo Buckeye Creek West of R.R. crossing Comment
  UCD41065  Cirsium vulgare Carol W. Witham 2003-8-8 996 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160161  Clarkia affinis Aaron Goodman 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. 144 Comment
  CAS-BOT-BC162560  Clarkia affinis A. A. Heller; H. E. Brown 1902-5-22 s.n. Yolo Banks of Putah Creek near Winters Comment
  UCD72448  Clarkia concinna Ellen Dean 2008-4-25 4871 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 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
  UCD73665  Clarkia gracilis Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD146824  Clarkia gracilis subsp. gracilis Carol W. Witham 2003-4-26 971 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41039  Clarkia gracilis subsp. gracilis Carol W. Witham 2003-4-26 971 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD58052  Clarkia gracilis subsp. gracilis Ellen Dean; K. Mawdsley 2007-4-6 3592 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  POM32278  Clarkia gracilis subsp. gracilis C. F. Baker 1903-5-8 2891 Yolo Cache Creek canyon Comment
  CAS-BOT-BC172569  Clarkia purpurea subsp. purpurea A. A. Heller 1902-5-21 5576 Yolo Near Madison Comment
  POM32290  Clarkia purpurea subsp. purpurea C. F. Baker 5065 Yolo Cache Creek Canyon Comment
  CHSC74996  Clarkia purpurea subsp. quadrivulnera E. D. Appenzeller 1995-5-28 19 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  UCD104943  Clarkia purpurea subsp. quadrivulnera F. W. Martin; M. N. Martin 1960-5-1 s.n. Yolo Near Cache Creek, ca. 10 miles N of Rumsey. 152 Comment
  SEINET205183  Claytonia exigua subsp. exigua R. Y. Berg 1964-3-14 8018 Yolo N facing slope S of bridge; State Hwy 16 ca 2.5 mi NW of Rumsey 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
  UCD21213  Claytonia perfoliata J. Shepard 2000-3-18 79 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along north side of the main entrance road. 12 Comment
  UCD21365  Claytonia perfoliata J. Shepard 2001-3-16 401 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, thence south on track toward County Road 36. About 20 yards before reaching fence at County Road 36, east. 12 Comment
  UCD72433  Claytonia perfoliata Ellen Dean 2008-4-25 4859 Yolo Tuleyome Ireland Ranch, central part of ranch, near east end of path that has been cut into chaparral to access southwestern part of ranch. 617 Comment
  CAS-BOT-BC440066  Claytonia perfoliata subsp. perfoliata W. D. Hamilton 1946-3-27 s.n. Yolo Davis Comment
  UCD95606  Clematis lasiantha Joseph M. DiTomaso 1976-4-9 387 Yolo Below Monticello Dam, Lake Berryessa, south facing slope above Putah Creek. 121 Comment
  JEPS84653  Clematis ligusticifolia John W. Willoughby 1979-8-13 4414 Yolo fishing access along State Hwy. 128 ca. 1.2 mi. n.w. of junction of the hwy. and Pleasants Valley Rd. (County Rd. 86) Putah Creek; Vaca Mts., Putah Creek 60 Comment
  UCD123620  Collinsia heterophylla M. Wiesendanger 1927-4-29 623 Yolo Esparto. Comment
  UCD73250  Collinsia heterophylla Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4831 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  SEINET5737221 Image available Collinsia sparsiflora var. bruceae Beverly Brown 1966-1 14 Yolo A few yards up small canyon west of State Highway 128, 3 miles west of Winters.; Winters Comment
  UCD39211  Conium maculatum Beecher Crampton 1953-5-28 1345 Yolo 2 miles west of West Sacramento. East end of the Yolo Causeway. Comment
  UCD126189  Convolvulus arvensis Cay Collette 1975-5-17 15 Yolo Knight's Landing. Along levee roadside, 50 feet from Sacramento River. 15 Comment
  UCD126202  Convolvulus arvensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCD126207  Convolvulus arvensis M. Ramos 1996-5-25 24 Yolo north side of Davis. 12 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
  UCD126199  Convolvulus arvensis P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg, Sacramento River. Comment
  UCD14214  Convolvulus arvensis M. A. LeFevre 1974-5-28 66 -III Yolo Yolo County; U.C. Davis campus, in a field near Briggs Hall; 17 Comment
  UCD15572  Convolvulus arvensis Collector Unknown Date Unknown s.n. Yolo Putah Creek, near lake Berryessa. 30 Comment
  UCD70452  Convolvulus arvensis E. D. Appenzeller 1995-5-29 11 Yolo City of Davis; Hutchinson Rd; near agricultural fields of UC Davis. Flowers pink and white. Comment
  CDA16249  Conyza canadensis G. F. Hrusa 1997-11-11 14129 Yolo Sacramento Valley; Sacramento bypass entrance into Yolo bypass at crossing of River Rd. in W Sacramento, ~ 1/4 mi W of Sacramento River outflow. 0 Comment
  JEPS84583  Conyza canadensis John W. Willoughby 1979-8-13 4412 Yolo fishing access along State Highway 128 about 1.2 mi w of the junction of the highway and Pleasants Valley Road Putah Creek (in open disturbed area near parking lot); Vaca Mountains, Putah Creek 60 Comment
  UCR118897  Cordylanthus palmatus Beecher Crampton 1978-6-27 9606 Yolo Sacramento Valley, 4 miles southeast of Woodland. 15 Comment
  UCD33598  Coreopsis Beecher Crampton 1970-6-22 8623 Yolo UC Davis campus, Dairy barn lawn. Comment
  UCD13420  Coreopsis rosea K. Meares 1996-10-8 025 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD20864  Coriandrum sativum N. Nicola 2001-7-5 081 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  CAS-BOT-BC209748  Cornus glabrata Clarence Quick 1970-5-4 70 -01 Yolo Merritt Island near Clarksburg Comment
  RSA696101  Cornus glabrata Keith E. Hoffmaster 1939-4-26 939 Yolo Putah Canyon. Comment
  CDA3692  Coronopus squamatus Robin Breckenridge, Bob Kramer 1987-3-25 s.n. Yolo Yolo Bypass ca. 5 miles east of Davis, north of Southern Pacific Railroad and I-80 causeway. 0 Comment
  LA86549  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo lining dirt road skirting S side of Home Economics Building, University of California campus Comment
  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
  SEINET11248515 Image available Cotoneaster franchetii June McCaskill 1954-5-18 309 Yolo Southeast corner of Agricultural Engineering Building, University of California, Davis Comment
  UCR219958  Cotula australis Ayzik Solomeshch 2004-5-14 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  CDA20328  Cotula australis Sheri Gill 2005-4-25 s.n. Yolo Hwy 128, immediately west of Winters. 0 Comment
  UCD101828  Crassula connata Robert C. Bechtel 1952-3-16 23 Yolo Putah Canyon. 60 Comment
  UCD146832  Crassula connata Carol W. Witham 2003-4-9 909 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD161173  Crassula tillaea Jean Shepard 2010-3-24 833 Yolo City of Davis. Myrtle Pl. Comment
  UCD120211  Cressa truxillensis Ellen Dean 2012-4-19 7325 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
  UCD126224  Cressa truxillensis Robbins; Norton 1928-8-1 1418 Yolo near Clarksburg. Comment
  SEINET4207100  Cressa truxillensis T. J. Mumma 1910-9-2 s.n. Yolo Dunnigan, CA.; 0 Comment
  CDA28860  Croton setiger M. K. Beyers 2009-7-18 178 Yolo Putah Creek; along trail leading from a pull-off on Highway 128 towards creek, downstream from the Monticello Dam. Adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  UCD21300  Croton setiger J. Shepard 2000-5-13 240 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, in parking lot on south side. 12 Comment
  UCD73706  Croton setiger Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD142090  Croton setiger Carole Eastman 1976-6-9 s.n. Yolo Before approaching DQU entrance road on Road 31 going west of Davis. Comment
  UCD142147  Croton setiger K. O'Keefe 1995-6-3 s.n. Yolo North side of Putah Creek road at its intersection with Olive School Lane. Near Winters, CA.; Coast Range. 80 Comment
  UCD142151  Croton setiger W. T. Pope 1916-10-5 s.n. Yolo University Farm. Comment
  UCD142199  Croton setiger C. J. W. 1913-10-1 308 Yolo Davis. Comment
  CAS-BOT-BC190137  Crypsis schoenoides R. N. Raynor 1940-10-10 s.n. Yolo Conway Ranch north of Bypass. Comment
  CAS-BOT-BC190140  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo North of Yolo Bypass. Comment
  SBBG21242  Crypsis schoenoides B. Crampton 1961-8-1 5965 Yolo Davis Comment
  SD28268  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo North of Yolo Bypass Comment
  SEINET212947 Image available Crypsis schoenoides T. Lowrey 1973-8-15 12 Yolo 1.25 mi north of Rumsey Bridge on bank of Cache Creek 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
  UCD37720  Crypsis schoenoides Beecher Crampton 1961-8-1 5965 Yolo Davis. Southern Pacific Railroad. Comment
  UCD41059  Crypsis schoenoides Carol W. Witham 2003-8-8 990 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR220396  Crypsis schoenoides Jean V. Shepard 2000-6-11 303 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along unpaved entrance road nearly to Air Force facility boundary and 500 ft south to disked vernal pool 12 Comment
  UCD145280  Crypsis schoenoides Barry Hammel 1976-5-28 460 Yolo near Interstate 80 bridge around 2 miles west of Davis. Comment
  UCD59981  Crypsis vaginiflora K. Esau and D. Hartmann 1941-7-17 s. n. Yolo Near Zamora. Comment
  UCD59988  Crypsis vaginiflora W. D. Norton 1938-6-20 s. n. Yolo Yolo Co. Comment
  POM64395  Cryptantha excavata C. F. Baker 1903-5-8 2886 Yolo Cache Creek cannon [Canyon] Comment
  JEPS67593  Cryptantha flaccida W. L. Jepson 1920-5-23 8957 Yolo near Hershey (Buckeye Creek bed, w Yolo County); Buckeye Creek Comment
  UC762406  Cryptantha flaccida R. F. Hoover 1938-4-23 3198 Yolo grade on Rumsey to Arbuckle road Comment
  UCD160547  Cryptantha flaccida Ellen Dean; Craig Thomsen 2015-3-21 8601 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
  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
  UCD58055  Cryptantha flaccida Ellen Dean; K. Mawdsley 2007-4-6 3595 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  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
  SEINET10734695  Cucumis melo Stephanie Frischie 2000-9-30 Frischie 101 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD160556  Cupressus macnabiana G. Ledyard Stebbins 1954-2-1 s.n. Yolo Cedar Basin. No county given in original location information. This could be a Cedar Basin in a different county. Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia Comment
  UCR224670  Cuscuta brachycalyx Jean V. Shepard 2010-8-15 845 Yolo Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (Co. Rd. 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north 12 Comment
  CAS-BOT-BC224422  Cuscuta californica Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland Comment
  CDA39942  Cuscuta campestris T. C. Fuller 1960-11-7 5307 Yolo In Yolo Bypass, Along River Road, east of Woodland. 0 Comment
  UCD67389  Cuscuta campestris Jane Lorre 1992-6-5 15 Yolo Along Road 102 by Pole Line Road. 10 Comment
  UCD41041  Cuscuta howelliana Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD126300  Cuscuta howelliana Jim Sherar 1992-6-16 s.n. Yolo south of Dixon. Comment
  RSA273243  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Found along Putah Creek. Davis 0 Comment
  UCR197306  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo Sacramento Valley, West Sacramento, 1912 Proctor Avenue 4 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
  UCD54471  Cuscuta pentagona R. Keith Glenn 1973-10-9 s.n. Yolo Sugar beat field ca. 2 miles south of Interstate hwy 80 on east edge of Yolo Bypass. Comment
  UCD19479  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County Road #102), ca. 4 miles north of Davis. Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  UCD33599  Cynodon Beecher Crampton 1970-6-24 8624 Yolo Yolo County, UC Davis campus, sewer air exhaust?. Comment
  UCD13304  Cynodon dactylon Bill Chally 1989-6-6 25 Yolo UC. Davis. 12 Comment
  UCD150923  Cynodon dactylon James A. Neilson Jr. 1961-7-1 s.n. Yolo 5 milies N of Rumsey. Cache Creek. (elevation estimated by label-maker using Google Earth). 176 Comment
  UCD37781  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Yolo County, city of Davis. Comment
  UCD39911  Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden, grown from rhizomes from Tifton, Georgia. Comment
  UCD60116  Cynodon dactylon P. B. Kennedy 1915-1 s. n. Yolo Davis. Comment
  UCD69701  Cynodon dactylon Kathy Baker 1982-6-6 32 Yolo Davis, Adams Street. In field, 50 yards from last house, 10 yards from side of road. With bunch grass and Centaurea solstitialis. On dry, rocky soil in full sun. Grass, 25cm tall. 13 Comment
  SEINET219759 Image available Cynodon dactylon var. dactylon S. Pearman 1964-5-24 32 Yolo Davis Ca. 14 Comment
  UCD168484  Cynoglossum grande Ellen Dean 2017-3-15 9273 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
  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
  UCD141664  Cyperus eragrostis Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7791 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  UCD41079  Cyperus eragrostis Carol W. Witham 2003-8-8 1010 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA518723  Cyperus eragrostis Barbara Ertter 1988-10-21 7993 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley 37 Comment
  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
  CDA32264  Cyperus erythrorhizos G. F. Hrusa 2007-6-27 17047 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  RSA127046  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing 15 Comment
  CHSC79377  Cyperus esculentus Beecher Crampton 1980-8-1 9755 Yolo Davis. Comment
  UCD141070  Cyperus esculentus Otto Andersen 1955-7-14 s.n. Yolo Aggie Villa, Davis. Comment
  UCD165543  Cyperus odoratus Emily Griswold 2016-8-17 s.n. Yolo UC Davis Arboretum waterway, western end near Putah Creek Lodge. 14 Comment
  CAS-BOT-BC114000  Cyperus rotundus Clarence Roy Quick 1972-4-7 72 -5 Yolo Homesite of Henry L and Nettie Smith, Plyman; Clarksburg. Comment
  UCD60192  Dactylis glomerata E. G. Cakin 1947-5-11 s. n. Yolo North of Davis. Comment
  RSA82764  Damasonium californicum Jo Nixon 1951-5-19 23 Yolo Hwy 40, W of causeway, 6 miles E of Davis. Comment
  SEINET8470112 Image available Damasonium californicum C. F. Ehlig 1951-1 45 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD62877  Datisca glomerata Chris Mosser; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Found on west-facing slope on the east bank of Bray Creek as well as in the creek. 100 Comment
  UCR196223  Datisca glomerata Ellen Dean, Mark Bibbo 2002-7-5 1129 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cach Creek drainage, along Rayhouse Road 1.8 road mi east of junction with road to Soda Springs and gate into McLughlin reserve 457 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
  UCD126629  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
  UCD41093  Daucus N. Nicola 2003-4-22 250 Yolo Eastern foothills if inner north coast range, Capay Valley. Hwy 16, Rd 70, Murphy property. Comment
  UCD127401  Daucus carota Collector Unknown 1925-6-19 400 Yolo University Farm Campus, Davis. Comment
  UCD127418  Daucus pusillus Jack Maze 1963-4-27 16 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  UCD47831  Daucus pusillus J. Pierner; S. Burgess, A. Hufton, A. Ryan, and B. Takahashi 2000-4-29 14 Yolo Yolo Co/Napa Co line; McLaughlin Reserve, 1 mile (as the crow flies) N of old town of Knoxville. 640 Comment
  UCD62788  Daucus pusillus Susan Zhang; Plant Biology 102 students 2008-5-3 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD67904  Delairea odorata E. Dean 1996-12-12 365 Yolo City of Davis, UC Davis campus. Comment
  UCD95701  Delphinium decorum Ogden C. Riddle 1942-3-29 21 Yolo Road west of Recreation Beach in Putah Canyon. Comment
  UC1031394  Delphinium hansenii H. Lewis and G. Mehlquist 1941-5-9 Yolo State Hwy 28 3.6 mi w Winters Comment
  POM197460  Delphinium hesperium L. R. Abrams 1928-5-8 12612 Yolo Between Woodland and Davis Comment
  CAS-BOT-BC10236  Delphinium hesperium LeRoy Abrams 1928-5-8 12612 Yolo Hills between Woodland and Davis Comment
  UCD95815  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  UC1040692  Delphinium hesperium subsp. pallescens Beecher Crampton 1956-4-16 3248 Yolo 6 mi s of Davis Comment
  UCD73684  Delphinium nudicaule Christa Lindsey; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  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
  UCD96532  Delphinium patens A. A. Beetle 1945-2-22 4191 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD48151  Delphinium variegatum A. Laffin; S. Holck, A. Randall 2002-4-13 12 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from the N side of the road. 488 Comment
  UCD160168  Delphinium variegatum subsp. variegatum Laura Losmozos 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  CDA31663  Deschampsia danthonioides P. B. Kennedy 1925-4-26 Yolo Davis 0 Comment
  SEINET238995 Image available Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis Comment
  UCD21238  Deschampsia danthonioides J. Shepard 2000-4-9 121 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
  UCD21248  Deschampsia danthonioides J. Shepard 2000-4-13 132 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side, ca 50 feet farther south of depressed rectangular area. 12 Comment
  UCD37595  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo Yolo County, 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD62552  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo 1 mile south of Dunnigan. Comment
  UCD62686  Deschampsia danthonioides var. gracilis P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UC917352  Dichelostemma capitatum R. H. Miller 1949-3-27 5 Yolo Putah Canyon Comment
  UCD54300  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 8 yards from the N side of the road. 488 Comment
  RSA589907  Dichelostemma capitatum subsp. capitatum Michael A. Vincent, Robert M. Rhode 1996-3-30 7254 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD139224  Dichelostemma capitatum subsp. capitatum F. W. Hayes 1927-1-30 580 Yolo Putah Canyon. Comment
  UCD21366  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-22 403 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Approximately 1/2 mile and 130 yards west of fence separating park from Department of Defense land, then six yards north. 12 Comment
  UC333351  Dichelostemma volubile unknown 1891-5-28 Yolo Capay Valley Comment
  UCD160090  Dichelostemma volubile Mayra Huerta 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
  UCD139264  Dichelostemma volubile Mary N. Artist 1965-5-15 19 Yolo north side of State Highway 128, just west of Markley Cove at Lake Berryessa. Comment
  CAS-BOT-BC208985  Digitaria ischaemum Clarence R. Quick 1968-8-25 68 -10 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD35505  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Yolo County; Davis City Hall. Comment
  UCD63937  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Davis High School, Davis. Comment
  CAS-BOT-BC209026  Digitaria sanguinalis Clarence R. Quick 1968-8-25 68 -07 Yolo Merritt Island near junction of county roaads #140 & 142, 3.5 miles south of Clarksburg Comment
  SBBG115400  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis agronomy field Comment
  UCD63964  Digitaria sanguinalis Beecher Crampton 1972-10-3 8884 Yolo Davis. Comment
  UCD64001  Digitaria sanguinalis A. A. Beetle 1942-10-1 1896 Yolo At Davis. Comment
  UCD64159  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo Yolo County, UC Davis agronomy field. Comment
  UCR119119  Digitaria sanguinalis Beecher Crampton 1961-9-15 5973 Yolo Sacramento Valley, City of Davis, University of California campus. Comment
  SACT000982  Digitaria sanguinalis M. Wiesendanger 1927/07/00 Yolo Comment
  SEINET3927982  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo UC Davis agronomy field.; 0 Comment
  CAS-BOT-BC151331  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison Comment
  CAS-BOT-BC151332  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 5417 Yolo Near Madison Comment
  SEINET197737  Diplacus tricolor C. F. Ehlig 1951-1 35 Yolo 5 mi W of US 99, W on Rd 29 15 Comment
  SEINET249771 Image available Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles east of Woodland, along State Hwy. 16 and 24. 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
  UCD41053  Distichlis spicata Carol W. Witham 2003-8-8 984 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD64171  Distichlis spicata Beecher Crampton 1962-8-27 6642 Yolo Knight's Landing. Comment
  UCD95023  Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles E of Woodland, along State Hwy. 16 and 24. Comment
  UCD40554  Dittrichia graveolens A. M. Shapiro 2003-12-3 s.n. Yolo U.C. Davis campus, about 20 meters northwest of the Rec Pool Lodge. Comment
  UCD56729  Dodecatheon hendersonii Ellen Dean; M. Bibbo 2007-3-23 3421 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
  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
  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
  UCD37587  Downingia insignis Beecher Crampton 1955-4-14 2482 Yolo Yolo County, 2 miles south of Zamora, along U.S. Highway 99W. Comment
  POM59017  Downingia ornatissima A. A. Heller, H. E. Brown 1902-4-29 s.n. Yolo Near Madison. Comment
  UCD23187  Downingia ornatissima var. ornatissima A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UC494213  Downingia ornatissima var. ornatissima E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  JEPS14435  Downingia pulchella W. L. Jepson 1940-5-17 19924 Yolo 7 mi e Davis (Plumtree sta., Yolo Causeway) Comment
  UCD21259  Downingia pulchella J. Shepard 2000-4-21 148 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots, a rectangular depression and open field, all on the south side. South along track through field. At edge of ruts, being driven over. 12 Comment
  UCD54993  Downingia pulchella R. H. Miller 1949-4-16 39 Yolo Near west end of Yolo Causeway. Comment
  UCD72431  Drymocallis glandulosa Ellen Dean 2008-4-25 4858 Yolo Tuleyome Ireland Ranch, southwest portion of ranch, just north of stockpond along overgrown trail. 627 Comment
  UC933298  Dudleya cymosa Reid Moran and Paul C. Hutchison 1949-5-14 3224 Yolo Putah Creek Comment
  CAS-BOT-BC428063  Dudleya cymosa subsp. cymosa C. F. Baker 1902-5-8 3235 Yolo Summit of Yolo Mts. Comment
  UCD98688  Dysphania ambrosioides M. Wiesendanger 1927-10-1 811 Yolo Davis. University Farm. Comment
  UCD36445  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo Yolo County, 1 mile west of city of Winters. Comment
  UCD36446  Echinochloa colona Beecher Crampton 1953-8-24 1602 Yolo Yolo County, 1 mile west of city of Winters. Comment
  SEINET11685199  Echinochloa colona J. McCaskill, Griggs, M.; Harvey, W. A. 1968-1 737 Yolo ca 0.5 mi E of University Airport, University of California, Davis Comment
  SEINET3928581  Echinochloa colona June McCaskill, Margene Griggs; W. A. Harvey 1968-8-1 737 Yolo Weed around Agronomy field plot A-8, about 1/2 mile east of University Airport, University of California, Davis.; 0 Comment
  SEINET9609950 Image available Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo weed around Agronomy field plot A-8, ca. 0.5 mile east of University Airport, University of California, Davis Comment
  UCD60747  Echinochloa colona June McCaskill; Margene Griggs and W. A. Harvey 1968-8-1 737 Yolo ca. 1/2 mile east of University Airport, University of California at Davis. Agronomy field plot A-8. Comment
  CDA13138  Echinochloa crus-galli G. F. Hrusa 1996-6-24 13073 Yolo North Coast Biodiversity Arena; Along Rd. 102 immed. S of intersection with Gibson Rd. Comment
  SACT001028  Echinochloa crus-galli Brian Brown 1975-10-27 Yolo Semi-moist habitat. Comment
  SEINET245835 Image available Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo UC Daivs agrimony nursery weed Comment
  UCD32914  Echinochloa crus-galli Beecher Crampton 1965-7-7 7436 Yolo Yolo County, northern city limits of Winters. Comment
  UCD32954  Echinochloa crus-galli Beecher Crampton 1965-7-27 7473 Yolo Yolo County, 2.5 miles east of Woodland on rd. 102. Comment
  UCD32967  Echinochloa crus-galli Beecher Crampton 1965-8-18 7483 Yolo Yolo County, 1 mile N.E. of Yolo County road 16A. 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
  UCD60828  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of Davis along Russell Blvd. Comment
  UCD60844  Echinochloa crus-galli Beecher Crampton 1958-11-3 5131 Yolo Campbell Tract, UC-D campus. Comment
  UCR119161  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Sacramento Valley, 5.5 miles west of city of Davis, along Russell Boulevard. 15 Comment
  SACT001027  Echinochloa crus-galli 1925-6-10 Yolo No collector/determiner listed. Comment
  SEINET11266285  Echinochloa esculenta Chuck Buckingham 1948-7-24 s.n. Yolo Rice field east of the intersection of County Road 35 and 106A.; 0 6 Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  CAS-BOT-BC445583  Echinodorus berteroi Thomas H. Kearney 1950-9-3 s.n. Yolo Flood bed of Putah Creek at Winters Comment
  UCD35257  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo 5 miles east of Davis. 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
  UCD61188  Ehrharta calycina George Mason 1959-3-11 Yolo Along drive at Sewage Treatment Plant, University of California campus, Davis. Comment
  UCD81604  Ehrharta calycina Collector Unknown 1950-6-1 s.n. Yolo Capay Valley, Bruhn Burn Plots. Comment
  CDA2020  Ehrharta erecta Evelyn Healy May 1996 s.n. Yolo On the east side of D Street, between 6th and 7th Streets, Davis; in a front yard. 0 Comment
  UCD41307  Elaeagnus angustifolia Ellen Dean; Jean Shepard 2003-5-18 1820 Yolo UC Davis property along Russell Blvd. at intersection with Stevens Bridge Road, east side of Stevens Bridge Road. 15 Comment
  UCD84359  Elatine rubella Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD160174  Eleocharis macrostachya Leonardo Tuchman 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
  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
  SEINET201484  Eleocharis palustris Paul H. Calberley 1961-5-14 527 Yolo 4 miles west of Davis on State Highway 128, Comment
  SEINET238862 Image available Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis UC Davis campus quad lawn. Comment
  UCD32820  Eleusine indica Beecher Crampton 1964-7-29 7135 Yolo Yolo County, UC Davis campus, baseball diamond. Comment
  UCD61263  Eleusine indica Luther Jones 1962-8-10 Yolo UC - Davis campus. Comment
  UCD61272  Eleusine indica Beecher Crampton 1957-8-19 Yolo Davis. Agronomy Division Grass Garden. Comment
  UCD61235  Eleusine tristachya Jim Sherar 1991-6-1 026 Yolo On the UC Davis Campus, adjacent to the horse pastures along Garrod Drive. Comment
  JEPS84733  Elodea canadensis John W. Willoughby 1979-8-13 4423 Yolo Putah Creek Vaca Mountains, Putah Creek (fishing access along State Highway 128, about 1.2 mi nw of the junction with Pleasants Valley Road (County Rd 86), w end of fishing access) 60 Comment
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  CAS-BOT-BC234101  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  POM205418  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  UCD37783  Elymus repens Beecher Crampton 1962-3-19 6088 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD62563  Elymus repens Beecher Crampton 1958-11-18 5139 Yolo Southern Pacific R. R. Station, Davis. Comment
  UCD62572  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Southern Pacific R. R. Station, Davis. Comment
  UCR141628  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Sacramento Valley, city of Davis, Southern Pacific Railroad station 16 Comment
  UCD35647  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo North Davis, along County Road 31, just east of its junction with Anderson Road. Comment
  UCD37677  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo Yolo County, northern city limit of Davis, along County Road 31. Comment
  UCD38973  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo North city limits Davis, along County Road 31. Comment
  SACT001151  Elymus triticoides John Willoughby 1977-5-12 Yolo South side of State Highway 128, 2.9 miles northwest of its junction with pleasants Valley Road, near Putah Creek fishing access, along highway. Comment
  UCD14590  Epilobium David S. Wilson 1985-8-27 s.n. Yolo Davis, at the Calvin Cassel Ranch, north of the tank house, on Sycamore North, just behind the Davis Christian Assembly. Comment
  UCD21340  Epilobium brachycarpum J. Shepard 2000-8-26 335 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. On the south side between road and parking lot. 12 Comment
  UCD57356  Epilobium brachycarpum J. Shepard 2000-4-1 97 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of entrance road. 12 Comment
  UCD105383  Epilobium brachycarpum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Comment
  UCR152405  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo Sacramento Valley, 1.3 mi south of Dunnigan, US Hwy 99 16 Comment
  UCD38279  Epilobium canum Beecher Crampton 1952-10-27 896 Yolo Creek bank leading into Putah Creek, 5 miles west of Winters. 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
  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
  UCD146825  Epilobium cleistogamum Carol W. Witham 2003-4-11 939 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41009  Epilobium cleistogamum Carol W. Witham 2003-4-11 939 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD84311  Epilobium cleistogamum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33983  Epilobium cleistogamum Beecher Crampton 1975-6-18 9222 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UC762770  Epilobium foliosum R. F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey-Arbuckle Rd. Comment
  CDA9629  Epilobium pygmaeum D. G. Kelch 2007-5-18 7 .324 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  RSA91858  Epipactis gigantea Beecher Crampton 1954-4-15 1772 Yolo Putah Creek Canyon, 5 miles west of Winters 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
  SEINET11614512  Equisetum hyemale subsp. affine Unknown 1997-4-25 5 Yolo 200 m downstream from Monticello Dam along W bank of Putah Creek 150 Comment
  UCD150635  Equisetum hyemale subsp. affine Sandy Pereira 1980-5-24 s.n. Yolo Six miles N of Winters, Putah Creek Fishing [illegible] #5. 121 Comment
  HSC870  Equisetum laevigatum M. Dole 1963-4-10 26 Yolo 2 mi. N of Hwy. 16 on Elkhorn Rd., on the levee bordering the Sacramento River Comment
  CAS-BOT-BC204450  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
  SD148007  Eragrostis cilianensis Michael W. Hair 1990-8-12 Yolo Davis, University of California, experimental plot A-12, west of State Highway 113 Comment
  UCD33146  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD38745  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo 6 miles northwest of Davis, along County Road 27. Comment
  UCD62937  Eragrostis cilianensis A. A. Beetle 1942-10-1 1891 Yolo Near Davis. Comment
  UCD62986  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo Along County Road 27, 6 miles northwest of Davis. Comment
  SEINET10562462  Eragrostis cilianensis Hair 1990-8-12 HAIR s.n. Yolo Davis, University of California, experimental plot A-12, W of State Highway 113. Sugar-beet field. Comment
  CAS-BOT-BC213550  Eragrostis curvula P. B. Kennedy 1915-1-1 s.n. Yolo Davis Comment
  SBBG115599  Eragrostis curvula B. Crampton 1962-8-27 6641 Yolo ca. 4 mi S of Woodland, at jct of County Rds 98 and 25A Comment
  SBBG32316  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi NW of Woodland Rd 6 Comment
  UCD63099  Eragrostis curvula Beecher Crampton 1971-9-7 8756 Yolo 1 mile east of Davis (city limits) Covell Blvd. (County Rd. 31). Comment
  UCD36495  Eragrostis hypnoides Beecher Crampton 1953-10-15 1697 Yolo Yolo County, Capay, along Cache Creek. Comment
  SEINET10850090  Eragrostis hypnoides Crampton 1953-10-15 CRAMPTON 1697 Yolo Capay, along Cache Creek, Growing gravelly, sany creek bed. Comment
  SEINET238195 Image available Eragrostis megastachya Beecher Crampton 1966-10-11 7811 Yolo UC Davis agronomy field. Comment
  HSC87774  Eragrostis mexicana subsp. virescens J. M. Tucker 1962-6-16 3626 Yolo University of Davis campus, S side of Greenhouse 13 Comment
  UCD63822  Eragrostis mexicana subsp. virescens W. W. Robbins; Gramineae 1943-8-1 s.n. Yolo Lowe Ranch N. of Woodland. 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
  UCD36487  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD64536  Eragrostis pectinacea Collector Unknown 1941-11-1 Yolo Putah Creek, near Davis. Comment
  UCD64542  Eragrostis pectinacea Collector Unknown 1942-9-1 Yolo Davis. Comment
  CHSC59848  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  UCD36496  Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  SEINET241284 Image available Eragrostis polytricha Beecher Crampton 1954-6-29 T.O. 1764 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  UC1153798  Eragrostis trichodes Beecher Crampton 1957-8-19 Yolo Agronomy Experimental Areas Davis Campus Comment
  UC735709  Eremocarpus setiger Charles B. Heiser Jr. 1947-6-1 1929 Yolo Davis Comment
  UCD33785  Erigeron Beecher Crampton 1973-4-9 8912 Yolo Yolo County, Woodland, Courthouse N. Comment
  UCD58075  Erigeron foliosus Ellen Dean; K. Mawdsley 2007-4-6 3614 b 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. Near Loop Road. 459 Comment
  UCD34570  Eriochloa Beecher Crampton 1985-7-27 10015 Yolo Davis, G st. between 3 and 4 th streets. Comment
  SBBG115842  Eriochloa contracta B. Crampton 1963-9-18 6895 Yolo northwest Davis, Anderson Rd Comment
  UCD37497  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo city of Davis, University of California Agronomy Plots. Comment
  UC75287  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey Comment
  UC1504697  Eriogonum wrightii Tim Lowrey 1972-7-30 Yolo bank on edge of Cache Creek 1 mi n Rumsey Bridge; Cache Creek Comment
  CAS-BOT-BC268487  Eriogonum wrightii var. wrightii Tim Lowrey 1972-7-30 s.n. Yolo On edge of Cache Creek, 1 mile north of Rumsey Bridge Comment
  UCD132168  Eriophyllum lanatum Shirley L. Cotter 1952-4-27 3457 Yolo Along Putah Creek, 1 mile west of Winters. Comment
  CAS-BOT-BC308094  Eriophyllum lanatum var. achilleoides Roxana Stinchfield 1916-6-25 316 Yolo Mouth of Buckeye Creek Comment
  JEPS34647  Eriophyllum lanatum var. achilleoides W. L. Jepson 1920-5-23 8958 Yolo near Hershey (Buckeye Creek, w Yolo Co.); Buckeye Creek Comment
  POM55502  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2937 Yolo Rumsey. 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
  UCD59321  Eriophyllum lanatum var. achilleoides Ellen Dean; Kate Mawdsley 2007-5-11 3745 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
  UCD103060  Erodium botrys G. F. Hrusa 1996-4-10 12744 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 Comment
  UCD19448  Erodium botrys J. Shepard 2000-2-18 40 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road; in open field on south side of road. 12 Comment
  UCR237640  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 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
  SEINET8526772  Erodium botrys G. Cook 1959-3-27 10 Yolo Collected 2 miles east of Davis, found along highway 99 W 15 Comment
  SFV8507  Erodium cicutarium R. T. Stahmer, Jr. 1972-4-3 14 Yolo Sacramento Valley Davis. Next to Castillian Apartments on Wake Forest Drive. 18 Comment
  UCD103143  Erodium cicutarium Collector unknown 1925-6-3 1687 Yolo Causeway. Comment
  UCD19450  Erodium cicutarium J. Shepard 2000-2-19 42 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 1/4 mi. along unpaved entrance road; growing on north side of road. 12 Comment
  UCD80972  Erodium cicutarium Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5355 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
  UCD82324  Erodium cicutarium Robin McMaster 1973-4-15 312 Yolo 3 mi NW Rumsey on Hwy 16. 152 Comment
  UC1040704  Erodium macrophyllum Beecher Crampton 1955-5-12 2773 Yolo 7.5 mi w Davis (Wm. Moon Ranch) Comment
  UCD103252  Erodium moschatum L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  RSA696386  Erodium moschatum Keith E. Hoffmaster 1946-04 1067 Yolo Davis. Comment
  UCD114821  Eruca vesicaria subsp. sativa R. Tofsrud 1948-1 s.n. Yolo Agronomy Experimental Areas, UC Davis Campus. Comment
  UCD41040  Eryngium aristulatum Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SBBG82133  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi W of the Sacramento River 4 Comment
  UCD80861  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch. 12 Comment
  UCD77687  Eryngium oblanceolatum Robert E. Preston 2000-8-6 1428 Yolo 4 mi se of Davis, at Yolo County Grasslands Park, 8 Comment
  UCD114839  Erysimum capitatum var. capitatum Ogden C. Riddle 1942-3-29 29 Yolo across creek north of 'cannon ball,' Putah Creek. Comment
  SEINET13754447 Image available Erythranthe latidens I. L. Eaks 1951-1 37 Yolo 5 miles west of Highway 99W on road 29. 15 Comment
  UCD20013  Eschscholzia caespitosa C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1226 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD94047  Eschscholzia caespitosa Shannon M. Still 2006-3-23 53 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 48 Comment
  UCD94057  Eschscholzia caespitosa Shannon M. Still 2006-3-23 64 Yolo California. Yolo County: Bear Valley on north side of CA-16 in turnout. 184 Comment
  UCD19449  Eschscholzia californica J. Shepard 2000-2-19 41 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 1/4 mi. along unpaved entrance road. 12 Comment
  UCD95346  Eschscholzia californica M. Wiesendanger 1927-4-29 s.n. Yolo Capay. Comment
  SEINET5718778 Image available Eschscholzia californica Yee Verna 1974-1 29 Yolo East Eighth Avenue at Pole Line Road, Davis.; Davis Comment
  UCD15552  Eschscholzia californica Lara Hawthorne 1989-6-3 19 Yolo UC Davis, Experimental Gardens. 15 Comment
  UCD103098  Eucalyptus camaldulensis Cynthia Hodges 1982-4-16 17 Yolo 5 miles W of Davis on SE corner of Russell Blvd. and Stevenson Bridge Road. Comment
  UCD168435  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean 2017-3-15 9257 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. 62 Comment
  UCD142368  Euphorbia crenulata H. A. Borthwick 1931-4-2 2172 Yolo Putah Canyon. Comment
  UCD84640  Euphorbia helioscopia D. L. Koutnik 1982-6-3 s.n. Yolo UC Davis Range greenhouses. Comment
  UCD142616  Euphorbia maculata J. Stahl 1928-7-1 1415 Yolo University Farm. Front of Hort. Bldg. Comment
  UCD38898  Euphorbia maculata Beecher Crampton 1959-7-6 5415 Yolo Davis. Comment
  UCD33828  Euphorbia nutans Beecher Crampton 1973-7-11 8978 Yolo Davis, Eureda Ave. south of West 8th street. Comment
  CDA33556  Euphorbia oblongata Jenni King 2010-5-21 PDR# 1520110 Yolo Near Woodland at intersection of County Road 25A and County Road 99 0 Comment
  UCD14571  Euphorbia oblongata Michelle Mahoney 1965-5-20 22 Yolo Davis, on K Street bewteen 3rd and 4th streets. 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
  SEINET12515079 Image available Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCD142975  Euphorbia serpillifolia subsp. serpillifolia Ellen Dean; C. Robbins 2013-8-28 7992 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  UCD34229  Euphorbia spathulata Beecher Crampton 1978-5-8 9582 Yolo 1/4 mile south of Saxon Station. Comment
  UCD41024  Euphorbia spathulata Carol W. Witham 2003-4-11 954 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET10739595  Euphorbia spathulata Ethel K. Crum 1938-5-7 Crum 1983 Yolo Cache Creek canyon, Inner North Coast Range, four miles north of Rumsey. 152 Comment
  CAS-BOT-BC310662  Euthamia occidentalis Clarence R. Quick 1971-8-26 71 -60 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD39939  Fagopyrum tataricum Beecher Crampton 1964-11-18 s.n. Yolo UC Davis Campus. Comment
  UCD41038  Festuca arundinacea Carol W. Witham 2003-4-26 970 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR178860  Festuca myuros var. hirsuta Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCR119000  Festuca myuros var. myuros Beecher Crampton 1965-4-27 7298 b Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCD147295  Festuca perennis Carol W. Witham 2003-4-11 945 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81389  Foeniculum vulgare M. Wiesendanger 1927-9-1 809 Yolo Davis. University Farm. Comment
  UCD18340  Francoa ramosa J. M. Tucker 1950-9-1 s.n. Yolo city of Davis, at 9th St. Comment
  CAS-BOT-BC62975  Frangula californica subsp. tomentella E. L. Greene 1903-5-7 3071 Yolo Rumsey. Comment
  UCD58076  Frangula californica subsp. tomentella Ellen Dean; K. Mawdsley 2007-4-6 3615 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 471 Comment
  UCD33823  Frankenia salina Beecher Crampton 1973-6-22 8962 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD41051  Frankenia salina Carol W. Witham 2003-8-8 982 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72418  Frankenia salina Ellen Dean; Kate Mawdsley 2008-4-16 4823 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. Comment
  UCD99599  Frankenia salina R. F. Miller 1930-6-25 2160 Yolo vicinity of Davis. Comment
  UCR119147  Frankenia salina Beecher Crampton 1973-6-22 8962 Yolo Sacramento Valley, 3 miles southeast of Woodland (in direct line), county roads 25 and 103. 15 Comment
  UCD18520  Fraxinus June McCaskill and J. M. Tucker 1957-8-30 540 Yolo city of Davis, 1 mi. west of UC Davis campus, just west of University Airport, northwest of Bee House, on Stralock Farms. Comment
  UCD122026  Fraxinus dipetala Collector unknown 1932-3-26 s.n. Yolo Putah. Comment
  CDA39692  Fraxinus dipetala B. Cowley Apr 1949 s.n. Yolo Cache Creek, Capay Valley. 0 Comment
  JEPS84722  Fraxinus latifolia John W. Willoughby 1976-7-29 1806 Yolo about 1.2 mi nw State Highway 128 jct w/County Road 86 (Pleasants Valley Rd) (along State Highway 128, at fishing access to Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD122051  Fraxinus latifolia Cay Collette 1975-5-31 23 Yolo Knight's Landing, 15' from Sacramento River. 15 Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD15569  Fremontodendron californicum D. J. Doo 1995-5-10 s.n. Yolo Along Hwy 113 and Covell Rd. 15 Comment
  UCD68021  Fremontodendron californicum C. P. Pease 1995-5-29 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. Found on an uncultivated site in the partially disturbed Experimental College gardens. An erect shrub, 2 m high. Flowers, yellow. 16 Comment
  UCD139659  Fritillaria agrestis J. M. Tucker 1955-3-13 2759 a Yolo ca. 3 miles northeast of Davis. Comment
  CDA39332  Fritillaria pluriflora Mr. Clement 1930-2-25 s.n. Yolo Capay Valley. 0 Comment
  UCD77733  Fumaria parviflora Robert E. Preston 2001-3-29 1500 Yolo Woodland, along w side of County Road E-8, 0.2 mi s of E. Kentucky Ave. 10 Comment
  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
  UCD121624  Galium aparine Rolf Y. Berg 1964-3-14 8009 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey. Comment
  UCD20794  Galium aparine N. Nicola; C. Kremen 2001-3-16 010 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCR119090  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Sacramento Valley, 2 miles west of Winters, county road 89 59 Comment
  SEINET5739094 Image available Galium aparine James K. McGrath 1963-1 26 Yolo Growing in shaded ravines of steep hillsides; southern exposure; State Hwy 128 below Recreation Beach.; Recreation Beach Comment
  UCD37789  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Yolo County, 2 miles west of Winters, Road 89. Comment
  JEPS52696  Galium bolanderi G. L. Stebbins Jr. 1966-2-22 6304 Yolo n side Cache Creek (canyon on s slope of mt., from State Hwy 16 to 2000 ft); Glasscock Mountain 457 Comment
  UC917335  Galium bolanderi J. D. Skoss 1948-6-6 31 Yolo 10 mi below Yolo-Napa county line (boggy area alongside road); Putah Canyon Comment
  JEPS52926  Galium californicum subsp. flaccidum G. L. Stebbins Jr. 1965-10-28 Yolo Davis Comment
Read comments
Jan 17 2007
  UCD33513  Galium murale Beecher Crampton 1969-5-2 8401 Yolo Yolo County, Davis, Central Park. Comment
  UCD41131  Galium porrigens K. Arhangelsky 2002-3-31 143 Yolo Eastern foothills of inner north coast range, Capay Valley. Ranch near Rumsey. Comment
  JEPS52739  Galium porrigens var. tenue Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 A Yolo along Hwy 16 1 mi se Colusa Co. line; Cache Creek 182 Comment
  JEPS52768  Galium porrigens var. tenue G. L. Stebbins Jr. 1966-2-22 6309 Yolo above Cache Creek (s side of mt.); Glasscock Mountain 304 Comment
  CDA42208  Galium tricornutum Wm. Comfort 1972-5-8 s.n. Yolo County Road 80, Brooks. 0 Comment
  CDA42210  Galium tricornutum C. H. Justus 1965-3-23 s.n. Yolo County Road 42, Guinda. 0 Comment
  UCD162952  Garrya congdonii Craig Thomsen 2006-6-8 2670 Yolo 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
  UCD23214  Gastridium phleoides A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCR119089  Gastridium ventricosum Beecher Crampton 1952-10-27 887 Yolo Sacramento Valley, 3 miles west of city of Winters, on road to Monticello. 30 Comment
  UCD103329  Geranium dissectum Eleftherios Dariotis; A. Norton, A. Verenkoff 2002-4-27 17 Yolo W of the town of Davis. University of California Department of Wildlife, Fish, and Conservation Biology Ecosystem Reserve, N side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd., display pond area of the Reserve, 8 m E from pond. 22 Comment
  UCD103338  Geranium dissectum Chas. Heiser 1947-5-3 1908 Yolo Under Yolo Causeway. Comment
  CDA23033  Geranium molle D. G. Kelch 2008-2-29 08 .016-B Yolo Winters. USDA Germplasm Center. Comment
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters Comment
  UC106696  Gilia tricolor subsp. tricolor J. W. Blankinship 1893-1 Yolo Woodland Comment
  UC917128  Gilia tricolor subsp. tricolor R. H. Miller 1949-3-27 7 Yolo at e entrance Putah Canyon; e entrance to Putah Canyon Comment
  UCD124910  Glechoma hederacea W. R. Russell 1949-4-22 s.n. Yolo Davis. Comment
  UCR242397  Glycyrrhiza glabra Ellen Dean, T. Starbuck 2001-8-21 7210 Yolo City of Davis, at SW corner of intersection of Cowell Blvd. and Drummond Ave., on south side of Hwy 80 12 Comment
  CDA27060  Glycyrrhiza lepidota G. D. Barbe 1985-9-12 4255 Yolo East side of Sacramento Deep Water Channel, west of Jefferson Boulevard. 0 Comment
  UCD105770  Glycyrrhiza lepidota Beecher Crampton 1953-10-29 1729 Yolo Along Putah Creek, 5 miles west of Winters. Comment
  UCD105816  Glycyrrhiza lepidota M. Sokoloff 1924-6-1 s.n. Yolo Davis. Comment
  UCD38839  Gnaphalium palustre Beecher Crampton 1958-6-27 4991 Yolo along county road 99 about three miles northwest of Davis. Comment
  UCD81558  Grindelia camporum W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  CAS-BOT-BC314676  Grindelia hirsutula Evelina Cannon 1900-7-20 s.n. Yolo Banks of Sacramento River 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
  JEPS84579  Grindelia hirsutula John W. Willoughby 1979-8-13 4401 Yolo fishing access along State Highway 128 about 2.9 mi nw of junction Highway and Pleasants Valley Road; Vaca Mountains, Putah Creek 60 Comment
  POM58284  Grindelia hirsutula var. davyi A. A. Heller, H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCD161409  Helianthella californica Craig Thomsen 2006-6-10 2654 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
  UC709725  Helianthus annuus Chas. Heiser Jr. 1946-9-4 1857 Yolo 5.8 mi e Davis (on highway to Sacramento on s side of road; U.S. 40) 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
  UCD132930  Helianthus annuus Chas. Hardy 1933-8-25 s.n. Yolo near Woodland. Comment
  UCD132897  Helianthus bolanderi A. S. Crafts 1926-7-8 472 Yolo University Farm Campus, Davis. Comment
  UCD20595  Heliotropium curassavicum E. Dean; with M. Bibbo 2002-7-5 1138 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCD119417  Heliotropium curassavicum var. oculatum A. S. Crafts 1926-7-8 448 Yolo University Farm Campus, Davis. Comment
  UCD33994  Heliotropium curassavicum var. oculatum Beecher Crampton 1975-7-7 9236 Yolo Yolo County, Davis, F st. adjacent to little league baseball diamond. Comment
  UCD161039  Heliotropium europaeum Jean Shepard 2000-8-28 337 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  UCD119455  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley. 36 Comment
  UCD119464  Heliotropium europaeum W. R. Russell 1965-5-19 s.n. Yolo In garden at Russell residence, Sharon Avenue, Binning subdivision, ca. 2 miles north of Davis. Comment
  UCD119465  Heliotropium europaeum W. R. Russell 1965-6-21 s.n. Yolo In garden at Russell residence, Sharon Avenue, Binning subdivision, ca. 2 miles north of Davis. Comment
  CAS-BOT-BC309971  Hemizonia congesta subsp. luzulifolia Roxana Stinchfield 1919-6-26 367 Yolo Above Buckeye Cr., D'Oyly sheep ranch Comment
  CAS-BOT-BC309972  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-10-28 2593 Yolo 1/2 mi. W. of Yolo Causeway, on road from Sacramento to Davis Comment
  UCD20592  Hemizonia congesta subsp. luzulifolia E. Dean; with M. Bibbo 2002-7-5 1135 Yolo Just E of McLaughlin UC Reserve. N side of Davis Creek Resevoir. 457 Comment
  UCD21308  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-5-18 250 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. Field on south side. 12 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
  UCD73624  Hemizonia congesta subsp. luzulifolia Ellen Dean; Elizabeth Goebel 2008-4-7 4751 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD73727  Hemizonia congesta subsp. luzulifolia Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UC1999790  Hemizonia congesta subsp. luzulifolia H. E. M. Dobson 1977-10-15 280 Yolo 3 miles west of Winters. 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
  UCD21341  Hemizonia fitchii J. Shepard 2000-8-26 336 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 between road and parking lot. 12 Comment
  UCD73732  Hemizonia fitchii Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCR220398  Hemizonia fitchii Jean V. Shepard 2000-8-26 336 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road, south side between road and parking lot 12 Comment
  UCR36569  Hemizonia pungens A. C. Sanders 1984-6-18 5051 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  RSA0089366  Hemizonia pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing. Comment
  RSA10406  Hemizonia pungens subsp. pungens C. B. Wolf 1928-5-8 2146 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  RSA695593  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1940-4-28 952 Yolo Davis, about two miles north of town. Comment
  POM215221  Hemizonia pungens subsp. pungens D. D. Keck 1933-10-28 2591 Yolo 0.5 mile E of Yolo Causeway, 3 miles W of Sacramento River. Comment
  RSA695595  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1946-4-19 1051 Yolo [Unspecified] Comment
  UCD38803  Herniaria hirsuta var. cinerea Beecher Crampton 1958-5-26 4832 Yolo Yolo County; Davis. Comment
  UCD144282  Hesperevax caulescens Carol W. Witham 2003-4-7 886 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET8119139 Image available Hesperocyparis arizonica J. M. Tucker 1951-1 2020 Yolo just south of Library and Administration Building, University of California, Davis Comment
  UCD161074  Hesperocyparis macnabiana G. Ledyard Stebbins 1954-2-1 s.n. Yolo Cedar Basin. No county given in original location information. (Note from label maker: This could be a Cedar Basin in a different county). Comment
Read comments
Apr 19 2017
  UCD41140  Hesperolinon californicum N. Nicola 2002-5-16 219 Yolo Eastern foothills of inner north coast range, Capay Valley. Park area just south of Guinda. Comment
  UCD20516  Hesperolinon disjunctum E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1088 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UCD113332  Heteromeles arbutifolia S. M. Smukler 1995-5-19 6 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, on the trail. Comment
  UCD33889  Heterotheca grandiflora Beecher Crampton 1975-1-20 9104 Yolo north of Elkhorn Bridge over Sacramento river, on Hwy 5. Comment
  UCD161202  Heterotheca oregona var. compacta Jean Shepard 2014-9-20 888 Yolo Cache Creek Reserve. Comment
  UCD34629  Heterotheca oregona var. compacta Beecher Crampton 1986-9-10 10075 Yolo 2 miles north of Esparto, Cache Creek. Comment
  UCR119026  Heterotheca oregona var. oregona Beecher Crampton 1954-9-9 2267 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  JEPS84637  Hirschfeldia incana John W. Willoughby 1976-7-29 1807 Yolo Putah Creek, at fishing access along State Highway 128 about 1.2 mi NW of the junction of the highway and County Road 86 (Pleasants Valley Road) 60 Comment
  UCD115100  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD115130  Hirschfeldia incana P. B. Kennedy Date unknown s.n. Yolo Univ. Farm - Davis. Comment
  UCD82164  Hirschfeldia incana J. Shepard 2000-6-30 320 Yolo South of Davis, along Mace Blvd. (County Road 104), south of Putah Creek. 12 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
  UCD84838  Holcus lanatus A. A. Beetle 1944-5-20 1985 Yolo Davis, University of California, perennial legume garden, Agron. Fields. 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
  UCD85405  Hordeum brachyantherum Fleur Ng'weno 1989-5-5 DQ 37 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCR152272  Hordeum brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 mi SE of Woodland, near ditch supplying rice field Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD37596  Hordeum depressum Beecher Crampton 1955-4-14 2497 Yolo 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD80902  Hordeum depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5306 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD85602  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCR151568  Hordeum depressum Beecher Crampton 1954-4-1 1749 Yolo 2 mi N of city of Davis Comment
  SEINET218336 Image available Hordeum leporinum C. Wray 1964-5-2 28 Yolo Putah Creek bank near Primate Center and sewage treatment plant University of California-Davis Comment
  CAS-BOT-BC285084  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  UCD21301  Hordeum marinum subsp. gussoneanum J. Shepard 2000-5-13 242 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
  UCD21400  Hordeum marinum subsp. gussoneanum J. Shepard 2001-5-6 444 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
  UCD59383  Hordeum marinum subsp. gussoneanum Ellen Dean; Kate Mawdsley 2007-6-8 3858 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD85852  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 s.n. Yolo Near Blacks. 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
  RSA0018629  Hordeum murinum Keith E. Hoffmaster 1946-4-15 1071 Yolo Davis. Comment
  SEINET9335722  Hordeum murinum Unknown 1962-4-2 6098 Yolo Winters Comment
  CHSC79411  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. Comment
  UCD37788  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Davis. Comment
  UCD86139  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  CAS-BOT-BC284913  Hordeum murinum subsp. leporinum W. D. Hamilton 1946-4-1 s.n. Yolo Davis Comment
  SBBG115653  Hordeum murinum subsp. leporinum B. Crampton 1964-4-7 6915 Yolo Davis, Southern Pacific Railroad Comment
  UCD147294  Hordeum murinum subsp. leporinum Carol W. Witham 2003-4-11 942 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21224  Hordeum murinum subsp. leporinum J. Shepard 2000-3-24 94 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3 mi. south on Mace Blvd. (County Road 104). Northwest corner of park boundary, at southeast corner of intersection of County Roads 104 and 35. 12 Comment
  UCD21401  Hordeum murinum subsp. leporinum J. Shepard 2001-5-6 445 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
  UCD36327  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1344 Yolo Davis. Vacant lot. Comment
  UCD85932  Hordeum murinum subsp. leporinum Bradford Bearce 1965-4-11 24 Yolo Davis. Little League Ball Park. SW corner of County Road 31 and H St. Comment
  UCD86140  Hordeum murinum subsp. leporinum Beecher Crampton 1956-3-30 3237 Yolo Davis. Comment
  UCR119174  Hordeum murinum subsp. leporinum Beecher Crampton 1962-3-30 6094 Yolo Sacramento Valley, City of Davis 15 Comment
  CDA2212  Hordeum murinum subsp. leporinum Margaret Bellue 1933-6-3 Yolo 0 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
  UCD86535  Hordeum vulgare Beecher Crampton 1961-6-1 5887 Yolo 3 miles S of Woodland. Comment
  CDA18905  Hypericum perforatum J. Young 2000-5-31 PDR 050401 Yolo Sacramento Valley; near the River Rd. and I-5, West Sacramento. 0 Comment
  CDA36939  Hypochaeris glabra CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD133389  Hypochaeris glabra M. Wiesendanger 1927-5-4 660 Yolo Putah Canyon. Comment
  UCD21249  Hypochaeris glabra J. Shepard 2000-4-13 133 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Beyond parking lot on south side of entrance road. 12 Comment
  UCD62847  Hypochaeris glabra Elaine Chow; Plant Biology 102 students 2008-4-6 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UC691036  Incarvillea diffusa A. Hansen 1944-9-30 Yolo Davis Campus, University of Calif. Comment
  CAS-BOT-BC508355  Ipheion June McCaskill; W. A. Harvey; Katherine Onaga 1965-3-31 696 Yolo 316 C Street, Davis Comment
  SEINET7247646  Ipomoea alba June McCaskill, Katherine Onaga 1962-1 659 Yolo To top of 5 foot wooden fence in backyard at 816 Miller Drive, Davis Comment
  UCD161199  Ipomoea indica Jean Shepard 2014-5-27 886 Yolo City of Davis. East 8th St., east of Mesquite Dr. Comment
  UCD39776  Ipomoea purpurea Beecher Crampton 1976-11-12 s.n. Yolo Davis. Comment
  SEINET832095  Ipomopsis aggregata June McCaskill 1960-1 614 Yolo Climbing up post on N. side of house, 815 E. 9th Street, Davis Comment
  UCD138730  Iris fernaldii M. Wiesendanger 1927-5-4 690 Yolo Monticello - Napa Road. 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
  UCD35626  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., canyon. Comment
  UCR119109  Iva axillaris Beecher Crampton 1952-10-18 865 Yolo Sacramento Valley, 1 mile east of Davis, along railroad 15 Comment
  SEINET10911495  Juglans Stephanie Frischie 2000-10-14 Frischie 150 Yolo Davis Farmers' Market, Davis, CA. 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
  SFV842  Juglans californica var. hindsii L. B. Hendrix 1962-4-28 27 Yolo Sacramento Valley Davis. University of California campus. 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
  UCD15686  Juglans hindsii David Uyeno 1989-6-4 7 Yolo Off Covell Blvd., Davis. 22 Comment
  UCR106831  Juglans hindsii Laurie E. Miller 1974-4-21 130 Yolo Sacramento Valley, along Putah Creek, across from University of California, Davis Aquatic Pest Research Center Lab Comment
  CHSC93641  Juglans microcarpa Paul Kirk 2001-10-26 15 Yolo Wolfskill Orchard at the USDA-ARS National Clonal Germplasm Repository in Winters, Ca. Clone accession # DJUG 53.3 A located in orchard at block B 11 25. 35 Comment
Read comments
Jun 12 2008
  UCD141352  Juncus balticus subsp. ater M. Wiesendanger 1927-4-29 631 Yolo Madison. Comment
  UCD41049  Juncus balticus subsp. ater Carol W. Witham 2003-8-8 980 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA36930  Juncus bufonius CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET6174904  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo Near Madison Comment
  UCD59374  Juncus patens Ellen Dean; Kate Mawdsley 2007-6-8 3849 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. Immediately north of berm. 627 Comment
  UCD40991  Juncus uncialis Carol W. Witham 2003-4-11 921 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73097  Juncus xiphioides Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4890 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along small tributary that feeds Bray Creek, west side of Bray Canyon. 100 Comment
  UCD20532  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  RSA96655  Keckiella corymbosa Percy C. Everett, E. K. Balls 1954-10-19 20365 Yolo Cache Creek, 6.9 mi. n.w. of Rumsey, Hwy 16 to Madison. 152 Comment
  CDA6287  Kickxia elatine C. Justus 1957-8-19 169 -57 Yolo Capay. 0 Comment
  JEPS24501  Kickxia elatine J. H. Thomas 1960-8-30 8870 Yolo about 5 mi s Winters (along highway to Vacaville) Comment
  UC1585953  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo 1.5 mi n Madison (Cache Creek at Road 89 crossing, just w of I-505, e of gravel pits, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD149374  Kickxia elatine Collector Unknown 1952-1 s.n. Yolo City of Esparto. 58 Comment
  UCR78373  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  OBI72039  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo Cache Crk 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
  UCD123853  Kickxia elatine H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UCD123882  Kickxia elatine P. B. Kennedy 1917-9-14 s.n. Yolo Plats, Davis. Comment
  UCD123887  Kickxia elatine R. N. Raynor 1939-12-1 s.n. Yolo University Farm, Davis. Comment
  UC1183412  Kochia scoparia June McCaskill and Katherine Onaga 1960-9-29 609 Yolo behind Boy Scout Cabin at 1st. St. and Richards Blvd., beside R.R. maintenance crew shack Davbis Comment
  UCR219832  Koeleria gerardi Ayzik Solomeshch 2004-6-16 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters; SE corner of ranch, grassland restoration and weed control plots of Emilio Laca and Joe DeTomaso 84 Comment
  UCD21338  Lactuca saligna J. Shepard 2000-7-29 332 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north thorugh parking lot and past shed, to a low mowed area. 12 Comment
  UCD80975  Lactuca serriola Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5358 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
  UCR119028  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo Sacramento Valley, 5 miles east of Davis. 15 Comment
  UCD32804  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo 5 miles east of Davis, banks of irrigation ditch for rice fields. Comment
  UCD35198  Lactuca serriola Beecher Crampton 1953-9-30 1629 Yolo 3 miles northeast of Davis. Comment
  UCD59328  Lagophylla minor Ellen Dean; Kate Mawdsley 2007-5-11 3752 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  CAS-BOT-BC341455  Lagophylla ramosissima Roxana Stinchfield 1916-6-25 319 Yolo Mouth of Buckeye Creek 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
  HSC14210  Lamium amplexicaule M. Dole 1963-4-7 2 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  POM53052  Lasthenia ferrisiae A. A. Heller, H. E. Brown 1902-4-30 5425 Yolo Near Black's. 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
  UC1543154  Lasthenia fremontii Charlotte G. Nast 1936-3-29 91 Yolo Woodland highway n Davis Comment
  UCD133739  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Davis. Comment
  UCR118990  Lasthenia fremontii Beecher Crampton 1975-4-18 9160 Yolo Sacramento Valley, 3 miles southeast of Woodland. 15 Comment
  UCD34974  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 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
  UCD23204  Lasthenia glabrata A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD133768  Lasthenia glabrata Malcolm A. Nobs; S. Galen Smith 1951-4-2 1915 Yolo along Highway #40, between Yolo Causeway and Davis. Comment
  JEPS35384  Lasthenia glabrata subsp. glabrata W. L. Jepson 1940-5-17 19927 Yolo 7 mi e Davis Comment
  JEPS4794  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo e of Davis Comment
  UCD144442  Lasthenia glabrata subsp. glabrata 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
  UCD84340  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UC905687  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo 6 Comment
  UC1363818  Lasthenia platycarpha Robert Ornduff 1958-4-19 4900 Yolo 3 mi n Davis (on road to Woodland (Alternate Hwy 40)) Comment
  UC1543153  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland hwy n Davis Comment
  HSC5157  Lasthenia platycarpha M. Dole 1963-4-9 23 Yolo one mi. E of Zamora on Road 15 Comment
  RSA517748  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland highway, N of Davis. Comment
  UCD106248  Lathyrus jepsonii var. californicus H. W. Comstock 1922-5-5 s.n. Yolo Winters. Comment
  UCD41165  Lathyrus vestitus C. Holn 2002-4-15 187 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay. Comment
  UCD41118  Lavandula K. Arhangelsky 2002-5-28 223 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD133942  Layia chrysanthemoides Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  JEPS13434  Layia septentrionalis R. F. Hoover 1938-4-23 3196 Yolo grade on Rumsey; Arbuckle road Comment
  SACT001390  Leersia oryzoides Brian Brown 1975-10-10 Yolo Moist habitat Comment
  UCD36461  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo Yolo County, 1/2 mile northwest of Knights Landing. Comment
  UCD63512  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo 1/2 mile northwest of Knights Landing. Comment
  UCD63515  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek, Davis. Comment
  UCR133537  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek at Davis 18 Comment
  SBBG50623  Lepechinia calycina C. Weed 1967-5-21 Yolo beside Putah crk, ca. 0.5 mi E 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-BC88743  Lepidium appelianum M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  CAS-BOT-BC88748  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  UCD115263  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115264  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115265  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115271  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115276  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  CAS-BOT-BC88881  Lepidium chalepense Bess Cowley 1932-7-1 s.n. Yolo West Sacramento. Comment
  UCR152291  Lepidium chalepense Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street 5 Comment
  CHSC96782  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Field access road, Yolo By-pass north of I-80, 5 miles east of Davis, Yolo County. S3 T8N R3E MD. Comment
  UCD115339  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Yolo By-pass north of I-80, 5 miles east of Davis. Comment
  UCD115255  Lepidium dictyotum Robert E. Preston 1996-3-23 906 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  CAS-BOT-BC89073  Lepidium didymum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg-Sacramento River. Comment
  UCD21299  Lepidium didymum J. Shepard 2000-5-10 239 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to east boundary of park, near ruts in road. 12 Comment
  UCD115347  Lepidium didymum Sonia Cook 1977-4-28 s.n. Yolo 883 Linden Lane, Davis. Comment
  UCD115368  Lepidium draba M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115373  Lepidium draba Dr. A. S. Crafts 1936-3-10 s.n. Yolo Woodland. Comment
  JEPS41112  Lepidium latifolium Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9116 Yolo 1.8 mi ene Woodland 10 Comment
  SD257227  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area. 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD13404  Lepidium latifolium K. Meares 1996-9-24 014 Yolo City of Davis, northern part. In field at end of Encina Ave. 15 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
  CAS-BOT-BC89746  Lepidium latifolium M. K. Bellue 1946-10-1 s.n. Yolo Lisbon District. Grain field bordering railroad. Comment
  UCD115709  Lepidium latifolium Burt Ray 1964-8-10 s.n. Yolo 8 miles e.s.e of Dixon. Comment
  UCD115710  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  UCD41062  Lepidium latifolium Carol W. Witham 2003-8-8 993 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-BC89804  Lepidium latipes L. R. Abrams 1928-5-8 12605 Yolo Between Woodland and Davis. Comment
  CAS-BOT-BC89805  Lepidium latipes Doris K. Kildale 1928-5-8 5039 Yolo 12 miles north of Dixon. Comment
  JEPS84896  Lepidium latipes L. R. Heckard with Dave and Mary Anne Showers 5519 Yolo ca 3 mi se Woodland (s of Road 25 and w of Road 103) Comment
  JEPS84898  Lepidium latipes L. R. Heckard and J. C. Hickman 1982-4-7 5827 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) 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
  SBBG50441  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 mi NE of Davis [Isotype of var. heckardii] Comment
Read comments
Oct 27 2014
  UC398787  Lepidium latipes J. W. Blankinship 1893-4-4 Yolo 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
  UCD21266  Lepidium latipes J. Shepard 2000-4-30 156 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 12 Comment
  UCD81052  Lepidium latipes Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5588 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
  UCD84330  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  CAS-BOT-BC89847  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  RSA590188  Lepidium nitidum Michael A. Vincent, Robert M. Rhode 1996-3-30 7262 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD115780  Lepidium nitidum Shirley L. Cotter 1952-3-2 s.n. Yolo Putah Canyon. Comment
  UCD144774  Lepidium nitidum Carol W. Witham 2003-4-7 900 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144775  Lepidium nitidum Carol W. Witham 2003-4-7 900 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56767  Lepidium nitidum Ellen Dean; M. Bibbo 2007-3-23 3459 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
  UCD115807  Lepidium nitidum Fleur Ng'weno 1989-4-24 DQ 10 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  CDA34527  Lepidium nitidum var. oreganum R. A. Price 2010-4-9 1611 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  UCD115756  Lepidium oblongum Joseph M. DiTomaso 1995-3-30 s.n. Yolo Across from Shields library, Univ. of California, Davis. Comment
  UCD34467  Lepidium oxycarpum Beecher Crampton 1985-4-10 9911 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  UCD115768  Lepidium oxycarpum J. M. Tucker 1951-2-24 2037 Yolo Off Highway 99W, ca. 3 miles northwest of Davis. Comment
  CDA19080  Lepidium pinnatifidum R. Breckenridge, Kratville 2001-4-17 PDR 994075 Yolo Sacramento Valley; Along I-5 from Dunnigan south. 0 Comment
  UCD41166  Lepidium sativum N. Nicola 2002-4-11 178 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  CAS-BOT-BC12895  Lepidium strictum Clarence R. Quick 1969-5-27 69 -10 Yolo Merritt Island, near junction of country roads #140 and 142, 3.5 miles south of Clarksburg. Comment
  UCD160930  Lepidium strictum J. Shepard 1998-5-5 2 Yolo UC Davis Campus. Corner of North Quad and West Quad. 10 Comment
  UCR151947  Leptochloa fascicularis Beecher Crampton 1955-8-23 3138 Yolo 3 mi N of the city of Davis Comment
  RSA734061  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo Yolo Count, 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63788  Leptochloa fusca subsp. fascicularis Alden Crafts 1944-8-1 Yolo Yolo County. Comment
  UCD63982  Leptochloa fusca subsp. uninervia Beecher Crampton 1968-9-6 8336 Yolo 3 mi. west of Davis, Russell Blvd and County Road 98. Comment
  UCD15041  Leptosiphon androsaceus Bruce Potter 1977-4-11 8 Yolo California, Yolo Co,; 1.6 miles east of Monticello Dam along Highway 128, approx. 0.5 miles west of Putah Creek Public Fishing Access and directly above Bray Canyon; 121 Comment
  UCD56754  Leptosiphon androsaceus Ellen Dean; M. Bibbo 2007-3-23 3446 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  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
  UCD23444  Leptosiphon bicolor 1947-4-10 1896 Yolo One mile northwest of Rumsey, in canyon just off Highway 16. Comment
  UCD72450  Leptosiphon bicolor Ellen Dean 2008-4-25 4873 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  RSA589924  Leptosiphon ciliatus Michael A. Vincent, Robert M. Rhode 1996-3-30 7253 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  CHSC83164  Leucophyllum frutescens Beecher Crampton 1987-9-23 Yolo UC Davis Arboretum, SE of sewage treatment center. Comment
  UCD82203  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
  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
  UCD65591  Leymus triticoides R. Tofsrud 1942-11-1 70 Yolo Davis. Comment
  UCD87577  Leymus triticoides Hursh 1919-10-27 X 3318 Yolo Davis Creek. Comment
  UC963945  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  UCD19284  Linum grandiflorum Renee Shahrok 1986-6-26 18 Yolo University of California, Davis, campus. 1 mi. SE of university airport, 200 yards north of Putah Creek. 19 Comment
  SEINET8190533 Image available Liriodendron tulipifera June McCaskill 1954-5-4 289 Yolo Along north side of Temporary Building 1 at southeast end of Administration Building, University of California, Davis Comment
  UCD168434  Lithophragma heterophyllum Ellen Dean 2017-3-15 9256 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UCD41297  Logfia gallica Ellen Dean; Jean Shepard 2003-5-18 1801 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
  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
  UCD21240  Lolium multiflorum J. Shepard 2000-4-9 123 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD21270  Lolium multiflorum J. Shepard 2000-4-30 160 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 south side of road. 12 Comment
  UCD36960  Lolium multiflorum Beecher Crampton 1956-5-31 3499 Yolo Yolo County, 2 miles west of city of Davis, on road to Winters, at 'Four Corners. Comment
  UCD66007  Lolium multiflorum Jean Dougherty 1986-5-17 86 -20 Yolo 2.1 miles northwest of Russell Blvd. Comment
  UCD66064  Lolium multiflorum Beecher Crampton 1961-6-1 5884 Yolo 3 miles S of Woodland. Comment
  UCD66243  Lolium multiflorum R. Tofsrud 1942-1 96 Yolo Near Davis. Comment
  UCD66301  Lolium multiflorum Beecher Crampton 1961-6-1 5885 Yolo 3 miles S of Woodland. 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
  UCD47848  Lomatium californicum Ryan Knox; E. McDermott and G. Walden 2002-4-13 20 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 490 Comment
  UCD127036  Lomatium californicum Beecher Crampton 1955-5-5 2746 Yolo 6 miles west of city of Winters, bank above Recreation Beach along Putah Creek. Comment
  UC1382124  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley Comment
  UC1382125  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley Comment
  UCD47858  Lomatium hooveri Ryan Knox; E. McDermott and G. Walden 2002-4-13 14 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 465 Comment
  UCD72443  Lomatium macrocarpum Ellen Dean 2008-4-25 4866 Yolo Tuleyome Ireland Ranch, central part of ranch, top of hill. 644 Comment
  SEINET197742  Lomatium utriculatum Amelie Blyth 1952-3-2 2 -3 Yolo About 2 miles west of Capay near Cache Creek Comment
  UCD127798  Lomatium utriculatum Carl A. Huether Jr. 1964-3-13 11 Yolo State Highway 16, 2.5 miles north of Rumsey. Comment
  UCD41100  Lomatium utriculatum N. Nicola 2002-4-12 179 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  CAS-BOT-BC198621  Lotus Alice Eastwood 1927-3-28 14226 Yolo Near Winters. 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
  UCR36546  Lotus corniculatus A. C. Sanders 1984-6-18 5054 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  RSA18320  Lotus grandiflorus var. grandiflorus C. F. Baker 1903-5-8 29938 Yolo Summit of Yolo mountains. Comment
  HSC1849  Lotus humistratus J. V. Lenz 1947-3-24 Yolo Putah Canyon Comment
  RSA590186  Lotus humistratus Michael A. Vincent, Robert Rhode, Karl Vincent 1996-3-30 7269 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UCR207875  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14436 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  RSA0028967  Lotus humistratus Keith E. Hoffmaster 1939-4-26 936 Yolo Putah Canyon. Comment
  RSA0028968  Lotus humistratus Lois Weston 1942-4-24 1140 Yolo Putah Canyon. Comment
  UCD38970  Lotus purshianus Beecher Crampton 1961-5-17 5869 Yolo 3 miles S of Woodland. Comment
  CDA4197  Lotus uliginosus L. B. Howard 1947-2-28 Yolo Northrup-King Trial yards-BorK 0 Comment
  CDA36931  Lotus wrangelianus CDFA Staff Apr 1997 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC917167  Lotus wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 mi n Rumsey; Cache Creek 167 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
  UCD66037  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 32 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  UCD107100  Ludwigia peploides Chas. Heiser 1947-6-25 s.n. Yolo Under E end of Yolo Causeway. Comment
  UCD141655  Ludwigia peploides subsp. peploides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7787 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  CDA6775  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  RSA735209  Lupinus Keith E. Hoffmaster 1940-4-28 966 Yolo 2 miles north of Davis Comment
  UCD38378  Lupinus albifrons Beecher Crampton 1953-2-26 986 Yolo Hills above Putah Creek, 5 miles west of Winters. Comment
  UC625347  Lupinus benthamii Rimo Bacigalupi 1938-5-14 2422 Yolo along Sacramento Short Line R.R. embankment 6 mi n Clarksburg; n of Clarksburg Comment
  UC201926  Lupinus bicolor F. P. Nutting April, 1892 Yolo Knight's Landing Comment
  UCD107271  Lupinus bicolor P. B. Kennedy 1915-4-26 28 Yolo Davis. Comment
  UCD107330  Lupinus bicolor M. I Wibawa 1996-4-13 3 Yolo along Hwy 128, 1 mi W of Railroad Ave. 17 Comment
  UCD22967  Lupinus bicolor J. Shepard 2002-3-16 496 Yolo Grasslands Regional 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, about 50 yd. north of County Road 36 and 300 yd. west of the DOD fence forming the eastern boundary of the park. 12 Comment
  UCR207819  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-3-24 14441 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UCD33688  Lupinus bicolor Beecher Crampton 1972-3-13 8772 Yolo 3 miles west of Winters. Comment
  CDA27420  Lupinus bicolor subsp. pipersmithii Ethelbert Johnson 1920-3-27 12 Yolo West of Davis. Comment
  SEINET10841275  Lupinus bicolor var. umbellatus Brown 1966-3-25 Brown 8 Yolo On open hills with an occasional tree; putah canyon, 2 mi. W of winters and .7 Mi. N of state hwy 128 on road 87b (toward gil krisor's place), yolo co, calif. Comment
  SEINET10870963  Lupinus bicolor var. umbellatus Brown 1966-3-25 Brown 8 Yolo On open hills with an occasional tree; putah canyon, 2 mi. W of winters and .7 Mi. N of state hwy 128 on road 87b (toward gil krisor's place), yolo co, calif. Comment
  HSC81484  Lupinus densiflorus var. aureus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5097 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  POM10730  Lupinus densiflorus var. aureus C. F. Baker 1903-5-7 3070 Yolo Rumsey. Comment
  SEINET10937079  Lupinus densiflorus var. aureus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5097 Yolo Morgan valley quad. Along state rte 16, 6 mi. From colusa co line. Corolla White aging yellow. Comment
  UC1200776  Lupinus formosus P. B. Kennedy 1916-7-23 Yolo Comment
  UCD21343  Lupinus formosus var. formosus J. Shepard 2000-9-17 341 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3 mi. south on Mace Blvd. (County Road 104), to County Road 35. In the northwest corner of the park, growing near a grove of trees planted in Spring 2000 (plant may have been incidentally irrigated). 12 Comment
  UCD33623  Lupinus microcarpus Beecher Crampton 1971-4-21 8674 Yolo 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31. Comment
  UC726767  Lupinus microcarpus var. densiflorus A. A. Heller 1940-5-9 15599 Yolo along Putah Creek five mi w Winters; along Putah Creek Comment
  UCD108745  Lupinus microcarpus var. densiflorus Mrs. L. H. Phillips 1929-3-17 1780 Yolo Capay Valley. Comment
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Jan 1 2016
  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
  CHSC79301  Lupinus microcarpus var. microcarpus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. 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
  UCD109257  Lupinus nanus J. M. Tucker; C. H. Lamoureux 1958-4-7 3379 Yolo north side of State Highway 128, ca. 2 3/4 miles south-west of Winters. Comment
  UCD34394  Lupinus nanus Beecher Crampton 1982-3-8 9814 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCD35837  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo 3.5 miles west of Winters, along State Hwy. 128. Comment
  SEINET10490090  Lupinus nanus subsp. latifolius Sutherland 1963-2-27 SUTHERLAND 5 Yolo Erect annual herbs, petals blue with white spot on banner; among rocks on dry Hillside, in direct sun; on roadside opposite creek near recreation beach, Putah canyon, state hwy 128. 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
  UCR148124  Lupinus nanus var. apricus Beecher Crampton 1982-3-8 9814 Yolo 5 mi west of Wintes on Hwy 128 54 Comment
  UCD34404  Lupinus pachylobus Beecher Crampton 1982-4-4 9827 Yolo 2 miles west of Winters. Comment
  SEINET11091449 Image available Lupinus subvexus I. L. Eaks 1951-3-28 21 Yolo 3 miles north of Davis Comment
  UCD33628  Lupinus subvexus Beecher Crampton 1971-4-26 8677 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  HSC2144  Lupinus succulentus J. V. Lenz 1946-3-29 Yolo Putah Canyon Comment
  SEINET7062983 Image available Lupinus succulentus 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
  UCD21534  Lupinus succulentus J. Shepard 2000-4-13 138 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 past the parking lots on the south side of the road. 12 Comment
  UCD80976  Lupinus succulentus Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Mouth of Bray Canyon. 56 Comment
  SEINET11091428 Image available Lupinus vallicola subsp. apricus Jack Maze 1963-3-8 3 Yolo 3 1/2 mi. E of Monticello Dam on State highway 128 Comment
  RSA733863  Lycium barbarum Keith E. Hoffmaster 1946-8-4 1254 Yolo Davis Comment
  UCD126601  Lycium barbarum J. A. Ogle 1924-6-1 12 Yolo Davis (Armstrongs), Comment
  UCD126606  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  SEINET10637648  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 118 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780225  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 79 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780228  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 83 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780232  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 133 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
  UCD126618  Lycopersicon esculentum Beecher Crampton 1977-10-26 s.n. Yolo UC Davis Campus, Agricultural Services Area. Comment
  UCD126620  Lycopersicon pimpinellifolium Arthur M. Shapiro 1982-10-31 s.n. Yolo northwest corner of West Capitol Avenue and Casa Mobile Circle junction. Comment
  CDA40733  Lycopus americanus Margaret Bellue 1933-1 s.n. Yolo Near Causeway, Davis Highway. 0 Comment
  UCD117562  Lysimachia nummularia Arthur M. Shapiro 1993-4-25 s.n. Yolo Davis, Hanover Drive. Comment
  UCD41111  Lythrum californicum J. Kim 2002-8-9 246 Yolo Eastern foothills of inner north coast range, Capay Valley. Park area just south of Guinda. Comment
  UCD38271  Lythrum californicum Beecher Crampton 1953-10-15 1692 Yolo 2 miles west of Madison. Comment
  UCD103020  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3717 Yolo Yolo Bypass. Comment
  UCD37039  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3717 Yolo Yolo Bypass. Comment
  UCD84362  Lythrum hyssopifolia Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD103043  Lythrum hyssopifolia Fleur Ng'weno 1989-5-15 DQ 46 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD134330  Madia gracilis Collector Unknown 1940-4-15 s.n. Yolo Putah Canyon. Comment
  UCD59344  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3768 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. 546 Comment
  SEINET8191883 Image available Magnolia grandiflora June McCaskill, J. M. Tucker 1957-6-13 529 Yolo Along main walkway across Quadrangle, University of California, Davis Comment
  UC1562538  Malacothrix floccifera Barbara Ertter with Annetta Carter 1989-5-28 8528 Yolo ca 5 airmiles wsw Rumsey (Rayhouse Rd, 4.3 mi from Hwy 16, e side of ridge betw. Blue Ridge & Little Blue Ridge, 0.4 mi below creat at large roadcut, ne corner Yolo Co) 731 Comment
  UC630437  Malacothrix floccifera Ethel Crum and Annetta Carter 1938-5-7 1365 Yolo 3.6 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 213 Comment
  UCD169004  Malacothrix floccifera Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9305 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  RSA518809  Malacothrix floccifera Barbara Ertter, Annetta Carter 1989-5-28 8528 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  UCD18358  Mallotus japonicus Duane Gooden 1997-1 s.n. Yolo city of Davis, UC Davis campus. Comment
  CDA5042  Malva nicaeensis Goodwin, Margaret Bellue 1933-6-7 Yolo 0 Comment
  SEINET5729252 Image available Malva nicaeensis Vijai Rakvidhyasastra 1969-1 3 Yolo Putah Creek, near University of California campus, Davis.; Davis 15 Comment
  UCD116555  Malva nicaeensis B. Crampton 1953-4-26 1135 Yolo Davis. Comment
  UCD116614  Malva nicaeensis Howard S. Shellhammer 1959-5-2 32 Yolo On California Street directly across from south end of Haring Hall, University of California campus, Davis. Comment
  UCD116635  Malva parviflora A. S. Crafts 1926-7-8 442 Yolo University Farm Campus, Davis. Comment
  UCD21230  Malva parviflora J. Shepard 2000-4-1 107 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along north side of entrace road. 12 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
  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
  UCD15907  Malva parviflora Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Marquez family (Aurelio and Abigail) at 306 B Street. Comment
  UCD36089  Malvella leprosa Beecher Crampton 1952-10-11 857 Yolo Yolo County, 1 mile north of Davis. Comment
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Jan 22 2008
  UCD81551  Malvella leprosa W. W. Robbins; W. D. Norton 1928-8-1 1419 Yolo near Clarksburg. Comment
  LA36326  Malvella leprosa H. Popenoe; 1949-6-2 29 Yolo by Davis-Winters flight strip Comment
  UCD116717  Malvella leprosa C. J. W. 1913-9-1 306 Yolo Davis. Comment
  UCD20685  Malvella leprosa Laura F. Galloway 1988-5-18 18 Yolo Yolo County, Davis, 'G' and Sweet Briar Sts., empty urban lot. 13 Comment
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Jan 22 2008
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  SEINET4584953 Image available Marah fabacea Edwin A. Crosby 1952-4-11 8 Yolo Uld picnic ground, University of California, Davis Comment
  SEINET4584961 Image available Marah fabacea Vijai Rakvidhyasastra 1969-5-3 23 Yolo Near bank of Putah Creel, University of California - Davis campus Comment
  UCD38891  Marah fabacea Beecher Crampton 1960-3-10 5479 Yolo 3 miles south of Woodland. Comment
  UCD125032  Marrubium vulgare A. S. Crafts 1926-7-8 452 Yolo University Farm Campus, Davis. Comment
  UCD160173  Marrubium vulgare Laura Losmozos 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Next to ranch house headquarters, area between drainage and road. 99 Comment
  UCD125023  Marrubium vulgare W. T. P. 1916-9-1 s.n. Yolo Davis. Comment
  UCD19186  Marrubium vulgare Patrick F. Fields 1976-4-25 10 Yolo 1.7 mi. west of Pleasents Valley Rd. on road E6, 20 yards from creek. 121 Comment
  CAS-BOT-BC67840  Marsilea vestita Roxana Stinchfield 1916-7-1 360 Yolo Tule at mouth of Buckeye Comment
  UCD84358  Marsilea vestita Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD150940  Matricaria chamomilla D. S. Park; D. Potter 2010-4-22 21 Yolo 128 roadside east, edge of parking area. Disturbed. Gravel. 81 Comment
  UCD150997  Matricaria chamomilla D. S. Park; S. Nicole 2010-5-11 76 Yolo Davis wetlands. Comment
  UC735733  Matricaria discoidea Walter Russell 1957-4-5 63 Yolo Univ. Farm Davis Comment
  UCD134620  Matricaria discoidea Carol W. Witham 2003-4-7 898 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD18491  Matricaria discoidea C. P. Pease 1995-5-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  SEINET9344120  Matricaria discoidea Unknown 1978-5-8 9581 Yolo 0.25 mi S of Saxon Station, T7N R3E Sect 17, NE 1/4. Roadside UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD134618  Matricaria discoidea M. Wiesendanger 1927-4-29 600 Yolo Davis. Comment
  UCD19491  Matricaria discoidea Terry Reedy 1974-4-19 175 Yolo east edge of City of Davis, around driveway of house at 2707 county road 32. 21 Comment
  POM362450  Matricaria matricarioides Glenn A. Gorelick 1966-4-1 s.n. Yolo Davis Comment
  SEINET9312618  Matricaria occidentalis Unknown 1978-5-8 9580 Yolo 0.25 mi S of Saxon Station, T7N R3E Sect 17 NE 1/4 Btwn rd and fence. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD38684  Matricaria occidentalis Beecher Crampton 1957-5-13 4002 Yolo 3.5 miles northeast of Davis. Comment
  CDA4195  Medicago arabica P. B. Kennedy 1915-4-26 Yolo Chin. Farm, Davis. 0 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
  CDA37068  Medicago polymorpha CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET4560759  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-1 18771 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  UCD149326  Medicago polymorpha Collector Unknown 1925-3-7 s.n. Yolo City of Davis. 15 Comment
  UCD48031  Medicago polymorpha Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 9 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring are 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. 487 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
  UCR237583  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-3-9 18610 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD107780  Medicago polymorpha Collector unknown 1925-4-18 1712 Yolo Davis. Comment
  UCD63140  Medicago praecox A. M. Shapiro 2008-4-17 s.n. Yolo California. Yolo County: Central Davis, Eureka Avenue. Comment
  UCR118882  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Sacramento Valley, Road 29 west of Hwy 113. 15 Comment
  UCD39941  Medicago sativa Beecher Crampton 1955-9-6 s.n. Yolo UC Davis Campus, Campbele tract. Origin: Canada. Comment
  HSC10335  Melica californica J. V. Lenz 1947-4-12 Yolo Putah Canyon. Comment
  UCD36845  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon. Comment
  UCD86425  Melica californica A. A. Beetle 1944-3-27 1969 Yolo 3 miles west of Winters, entrance to Putah Creek Canyon. Comment
  UCD87154  Melica californica Jack Maze 1963-3-8 10 Yolo 3/4 mile E of Recreation Beach, State Highway 128. 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
  SEINET5737483 Image available Melilotus indicus Charles C. Adamson 1960-1 12 Yolo Along Southern Pacific railroad tracks, near NE Davis city limit.; Davis 46 Comment
  JEPS84663  Mentha canadensis John W. Willoughby 1976-7-29 1829 Yolo along State Hwy 128 about 1.2 mi nw junction <with> County Road 86 (Pleasants Valley Road) (at fishing access; Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  CAS-BOT-BC348438  Micropus californicus var. californicus Roxana S. Ferris 1917-4-20 710 Yolo Road along Buckeye Creek 3 mi west of Railroad Comment
  UCD134561  Microseris Fleur Ng'weno 1989-4-24 DQ 9 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD40990  Microseris douglasii subsp. douglasii Carol W. Witham 2003-4-9 920 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD13321  Mimulus aurantiacus Bill Chally 1989-4-27 11 Yolo Yolo Co. Stebbins Reserve, W of Winters, along hwy 128. T8N, R2W, Sect. 28, SE 1/4. Elev. 800 ft. 243 Comment
  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
  UCD122271  Mimulus aurantiacus var. aurantiacus Joseph M. DiTomaso 1976-4-9 400 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 134 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
  JEPS10556  Mimulus bolanderi R. F. Hoover 1938-4-23 3197 Yolo hills n Rumsey (grade on Rumsey-Arbuckle rd) Comment
  UCD62789  Mimulus guttatus Susan Zhang; Plant Biology 102 students 2008-5-3 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UC614483  Mimulus kelloggii L. Constance 1938-3-27 2044 Yolo 8 mi s Monticello (Steel Canyon near Capell Valley); North Coast Ranges, Napa Range 304 Comment
  UCD122751  Mimulus latidens I. L. Eaks 1951-3-28 37 Yolo 5 miles west of Highway 99W on road 29. 15 Comment
  UCD35024  Mimulus latidens Beecher Crampton 1998-5-18 10364 Yolo ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A. Comment
  UCD41143  Mimulus pilosus N. Nicola 2002-6-19 236 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  POM5162  Mimulus tricolor A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  UCD122951  Mimulus tricolor C. F. Ehlig 1951-4-22 35 Yolo 5 miles west of US 99W on Road 29. 15 Comment
  UCD39273  Mollugo verticillata Beecher Crampton 1953-10-5 1654 Yolo 3 miles s. of Davis. 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
  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
  UCD21379  Montia fontana J. Shepard 2001-3-26 420 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 along County Road 36. Near east border with Department of Defense property. Approximately 5 yards east of fence and 200 yards north of County Road 36. 12 Comment
  UCD41010  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA16253  Morus alba G. F. Hrusa 1997-10-13 14123 Yolo Sacramento Valley; Riparian zone of Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near Tule Canal). Mostly along railroad tracks parallel to river on N side. 0 Comment
  UCD41000  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
  RSA91890  Muilla maritima Beecher Crampton 1953-3-29 1041 Yolo Railroad embankment, 1.5 miles north of Davis. Comment
  UCD21424  Myosurus minimus J. Shepard 2002-4-18 520 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, to north to south access road. South to dip in road at vernal pool area. 12 Comment
  UCD40993  Myosurus minimus Carol W. Witham 2003-4-11 923 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72411  Myosurus minimus Ellen Dean; Kate Mawdsley 2008-4-16 4816 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
  UCD84349  Myosurus minimus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD63226  Myosurus sessilis Ellen Dean; K. Mawdsley 2008-4-16 4803 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
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  JEPS84735  Myriophyllum spicatum John W. Willoughby 1976-7-29 1814 Yolo at fishing access along State Hwy. 129 Putah Creek (ca. 1.2 mi. n.w. of junction of the hwy. & County Rd. 86 (Pleasants Valley Rd.)) 60 Comment
  SBBG26345  Nassella cernua B. Crampton 1965-4-27 7294 Yolo 3 mi NW of Dunnigan Comment
  SBBG29008  Nassella cernua B. Crampton 1967-5-11 7923 Yolo 5 mi W of Winters; St Hwy 128 Comment
  UCD36260  Nassella cernua Beecher Crampton 1953-5-7 1221 Yolo Yolo County, 2 miles northwest of Dunnigan, along extension of Road 4. Comment
  UCD87805  Nassella lepida Alan A. Beetle 1946-4-6 4377 Yolo Yolo-Solano County, Putah Creek Canyon. Comment
  UCD87896  Nassella lepida Jack Maze 1963-3-8 12 Yolo 3/4 mile E of Recreation Beach, State Highway 128. Comment
  RSA167139  Nassella pulchra Jack Maze 1963-3-8 49 Yolo 2 miles E of Monticello Dam on State Hwy 18, Yolo County. Comment
  UCD59314  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-5-11 3738 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
  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
  UCD87487  Nassella pulchra Beecher Crampton 1965-4-27 7293 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD87507  Nassella pulchra Beecher Crampton 1974-5-15 s.n. Yolo 2.25 miles north of Saxon Station. Comment
  UCD73609  Navarretia Ellen Dean; Elizabeth Goebel 2008-4-7 4737 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
  CHSC79188  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  UC1228166  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 mi s Saxon Station Comment
  UCD37103  Navarretia cotulifolia Beecher Crampton 1957-4-23 3946 Yolo Yolo County, 3 miles northeast of city of Davis. Comment
  UCD48347  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mi. s. of Saxon Station, jct. County Roads 106 and 38. Comment
  UCD81036  Navarretia cotulifolia Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5581 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  UC1719864  Navarretia heterandra David Fruchter 1978-9-18 105 Yolo Winters Comment
  UCD147029  Navarretia heterandra Robert E. Preston 2012-5-16 2874 b Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  CHSC79336  Navarretia leucocephala Beecher Crampton 1953-4-21 1120 Yolo 3 miles north of city of Winters, between highway and railroad. Comment
  JEPS70352  Navarretia leucocephala W. L. Jepson 1940-5-17 19925 Yolo 7 mi e Davis (near Plumtree station); Yolo Causeway Comment
  UCD21293  Navarretia leucocephala J. Shepard 2000-5-8 232 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park - Air Force installation - and south along narrow track. 12 Comment
  UCR178859  Navarretia leucocephala 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
  CDA40128  Navarretia leucocephala G. D. Barbe 1984-5-7 4158 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  SD180578  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Vernal meadow Comment
  UCD23196  Navarretia leucocephala subsp. leucocephala A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33974  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-11 9213 Yolo Yolo County, junction of county roads 38 and 106 off the S.W. corner. Comment
  UCD48485  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Winters north city limits. Depression along the railroad. Comment
  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
  UCD48546  Navarretia leucocephala subsp. leucocephala Robert A. Owens 1969-5-21 39 Yolo U.S. Interstate 80, west end of Yolo causeway, Yolo County, California. Comment
  UCD147031  Navarretia nigelliformis subsp. nigelliformis Robert E. Preston 2012-5-16 2875 a Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 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
  UCD73705  Navarretia pubescens Ayzik Solomeshch 2004-6-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC233615  Navarretia pubescens B. Crampton 1953-4-27 1139 Yolo County road 87, 2 miles NW 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
  SEINET14160502  Navarretia tagetina B. Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UCD39201  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters. Comment
  UCD16089  Nemesia caerulea Glen Holstein 1999-12-22 s.n. Yolo California. Yolo County: Davis, private garden. Comment
  UC606892  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains); Inner North Coast Ranges, Vaca Mountains, abv Putah Creek 304 Comment
  UCD58060  Nemophila heterophylla Ellen Dean; K. Mawdsley 2007-4-6 3600 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  UCD63073  Nemophila heterophylla Ellen Dean 2008-4-9 4782 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
  UCD120005  Nemophila heterophylla Charles B. Heiser Jr. 1947-4-10 1903 Yolo In canyon, northwest of Highway 16, 1 mile north of Rumsey. Comment
  UCD56723  Nemophila menziesii Ellen Dean; M. Bibbo 2007-3-23 3415 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
  UCD89680  Nemophila menziesii Kara Moore 2006-4-24 s.n. Yolo McLaughlin Reserve; Davis Creek Reservoir, Hobbit Hill. 466 Comment
  UCD120231  Nemophila menziesii E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD13102  Nemophila menziesii D. Levine 1974-4-30 86 Yolo Yolo County, Union School Garden corner of Rd. 29 and Rd. 88. Elevation 65'. 19 Comment
  SEINET4080396  Neostapfia colusana L. M. Boykin, P. M. Hall 2001-1 Yolo Comment
  SEINET6174928  Nicotiana glauca Schank 1959-3-29 s.n. Yolo 4 miles W of Winters. Comment
  UCD126710  Nicotiana quadrivalvis K. Esau 1931-4-26 2183 Yolo Putah Canyon. Comment
  UCD41151  Nigella damascena K. Arhangelsky 2002-5-9 207 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD106943  Oenothera elata subsp. hookeri A. S. Crafts 1932-8-15 s.n. Yolo West of Sacramento. Comment
  UCD168067  Orobanche ramosa Gene Miyao 2017-6-28 s.n. Yolo North of Woodland, between County Road 102 and State Route 113, in the vicinity of County Road 18 C, near the former Spreckels Sugar location. 16 Comment
  UCD161068  Orobanche uniflora Craig Thomsen 2006-5-10 2650 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD48058  Orobanche uniflora A. Laffin; S. Holck, A. Randall 2002-4-13 18 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 Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream. 488 Comment
  UCD58063  Orobanche uniflora Ellen Dean; K. Mawdsley 2007-4-6 3603 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
  UCD88429  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD81549  Oryza sativa W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD39913  Oryzopsis miliacea Beecher Crampton 1961-8-11 s.n. Yolo UC Davis Campus, Agronomy Seed House. Comment
  SEINET242448  Oryzopsis miliacea subsp. thomasii Beecher Crampton 1962-6-14 T.O. 2223 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-132 Comment
  SEINET6645800  Oxalis corniculata Schank 1959-3-29 s.n. Yolo About 4 miles west of Davis 23 Comment
  UCD110781  Oxalis corniculata T. Tomich 1949-5-30 62 Yolo Davis. Comment
  UCD20788  Oxalis pes-caprae N. Nicola 2001-3-14 004 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD38768  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. Comment
  UCD134773  Packera eurycephala K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  JEPS37611  Packera eurycephala W. L. Jepson 1924-5-8 10409 Yolo Devils Gate Putah Pass Comment
  SEINET8465066 Image available Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek Comment
  UCR197936  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo Sacramento Valley, city of Davis 16 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
  UCD89570  Panicum capillare subsp. hillmanii Beecher Crampton 1963-8-5 6866 Yolo 1/4 mile south of west Plainfield Store on County Road 99. Comment
  UCD89804  Panicum capillare subsp. hillmanii Beecher Crampton 1981-10-13 9793 Yolo 6 miles west of Winters, along Hwy. 128. Comment
  CAS-BOT-BC253930  Parapholis incurva L. R. Abrams 1928-5-8 12594 Yolo Between Woodland and Davis Comment
  UCD32629  Parapholis incurva Beecher Crampton 1954-6-21 2003 Yolo Yolo County, 3 miles north of Davis. Comment
  UCR141626  Parietaria judaica Arthur M. Shapiro 2000-5-21 s.n. Yolo Sacramento Valley, West Sacramento, under N-facing pier of I-80 overpass over railroad tracks 8 Comment
  RSA273245  Parthenocissus vitacea Glenn A. Gorelick 1965-9-30 s.n. Yolo Davis. Comment
  UCD150924  Paspalum James A. Neilson Jr. 1961-7-1 s.n. Yolo 5 milies N of Rumsey. Cache Creek. (elevation estimated by label-maker using Google Earth). 176 Comment
  UCD161051  Paspalum dilatatum Craig Thomsen 2006-6-30 2626 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD41070  Paspalum dilatatum Carol W. Witham 2003-8-8 1001 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC1949273  Paspalum distichum Barbara Ertter 1988-10-21 7996 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland Sacramento Vally Comment
  UCD88944  Paspalum distichum R. Tofsrud 1942-11-1 s.n. Yolo Old Putah channel along back of Davis Farm. Comment
  UCD160611  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD73638  Pellaea andromedifolia Michael J. Bower; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon, along Bray Creek. 82 Comment
  UCD160199  Pellaea mucronata var. mucronata Taylor Blevins 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. 160 Comment
  UCD58092  Penstemon centranthifolius Ellen Dean; K. Mawdsley 2007-4-6 3631 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. Along Access Road to Ireland Ranch. 411 Comment
  NY583828  Penstemon centranthifolius R. J. Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershey Comment
  UC691042  Penstemon gloxinioides Alva D. Hansen 1944-8-6 Yolo Garden; Davis, Calif. Comment
  UCD124240  Penstemon heterophyllus var. purdyi L. P. Thibault 1995-5-19 37 Yolo northside of Highway 128 north of Lake Solano, approximately 2-3 miles east of Monticello Dam. 125 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
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD99737  Persicaria maculosa W. T. Pope 1916-8-1 s.n. Yolo West Sacramento. Comment
  UCD38746  Persicaria punctata Beecher Crampton 1957-9-16 4610 Yolo 7 miles northwest of Davis, along County Road 27. Comment
  JEPS22658  Petrorhagia dubia Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-22 6277 Yolo about 2.5 mi nw Rumsey (along roadside of California Highway 16 in canyon of Cache Creek, just e of mouth of Pocket Gulch); in canyon of Cache Creek, e of mouth Pocket Gulch 160 Comment
  POM181665  Phacelia egena L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  POM181664  Phacelia tanacetifolia L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD160558  Phacelia tanacetifolia Ellen Dean; Craig Thomsen 2015-3-21 8608 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 304 Comment
  UCD120714  Phacelia tanacetifolia Dr. A. S. Crafts 1935-3-29 s.n. Yolo Davis. Comment
  UCD41101  Phalaris D. Lowry 2002-7-19 244 Yolo Base of eastern foothills of inner North coast range, Capay Valley. Comment
  UCD88027  Phalaris aquatica Beecher Crampton 1963-5-21 s.n. Yolo UC Davis. Agronomy Experimental Areas. Foundation Seed Field. Comment
  SEINET240103 Image available Phalaris arundinacea Beecher Crampton T.O. 2517 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET241295 Image available Phalaris arundinacea Beecher Crampton 1963-7-14 T.O. 2820 Yolo UC Davis agronomy experimental area, plant introduction nursery, row G-96 Comment
  UCD88777  Phalaris canariensis Beecher Crampton 1961-5-17 5873 Yolo 3 miles S of Woodland. Comment
  UCD88782  Phalaris canariensis P. B. Kennedy 1916-5-25 s.n. Yolo Davis. University Farm Comment
  SEINET11696017  Phalaris coerulescens Unknown 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
  POM197359  Phalaris lemmonii Le Roy Abrams 1928-5-8 12603 Yolo Between Woodland and Davis. Comment
  RSA10436  Phalaris lemmonii C. B. Wolf 1928-5-8 2132 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  RSA696981  Phalaris lemmonii Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  UCD35907  Phalaris lemmonii Beecher Crampton 1960-5-9 5498 Yolo Saxon Station area. Comment
  UCD88880  Phalaris lemmonii A. A. Beetle 1946-4-15 4371 Yolo Woodland airport. 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
  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
  UCD20607  Phalaris minor E. Dean; with M. Bibbo 2002-7-5 1153 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD21273  Phalaris minor J. Shepard 2000-5-1 165 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, straight to eastern boundary of park. South of track in field. 12 Comment
  UCD21408  Phalaris minor J. Shepard 2001-5-13 457 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 20 yards from Department of Defense fence, thence south about 500 yards on west edge of vernal pool finger. 12 Comment
  UCD69669  Phalaris minor Laura Tanata 1982-6-2 34 Yolo City of Davis, 1/4 mile north of Sycamore Lane and Covell Boulevard intersection; along roadside, waste area - valley grassland community dominated by Avena, in sandy, dry, sunny area; erect annual in moderate abundance, 7 dm tall, flower straw color. 13 Comment
  UCD89042  Phalaris minor A. A. Beetle 1942-6-1 3732 Yolo Davis. Comment
  UCD89046  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89052  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  SACT001717  Phalaris minor M. Wiesendanger 1927-6-29 Yolo Comment
  SEINET11696147  Phalaris minor S. M. Sebalo 1998-5-31 20 Yolo city of Davis, off Garrod Dr., about 0.5 mi from Campbell Rd. cross street 18 Comment
  UCD21393  Phalaris paradoxa J. Shepard 2001-4-27 437 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 and north of a large vernal pool on the east border of park and Department of Defense land. 12 Comment
  UCD41217  Phalaris paradoxa John Snelling 1986-5-8 2 - Yolo City of Davis, Alvarado Avenue at Sycamore Avenue. Comment
  UCD81598  Phalaris paradoxa Collector Unknown 1925-5-5 s.n. Yolo Causeway. Comment
  UCD89420  Phalaris paradoxa Joy Woo 1989-5-21 24 Yolo Davis. Gazelle Place. Comment
  UCD89620  Phleum pratense Beecher Crampton 1973-5-30 8950 Yolo UC campus. Comment
  CDA11606  Phoradendron macrophyllum G. F. Hrusa, T. D. Wilfred 1994-1-29 11590 Yolo Putah Creek Riparian Reserve; Along Putah Creek in UC Putah Creek Reserve approx. 1 m W of University airport. Comment
  SEINET5740888 Image available Phoradendron macrophyllum subsp. macrophyllum Franklin Martin, Madelain Martin 1960-1 4 Yolo By Putah Creek, University of California picnic grounds, Davis.; Putah Creek Comment
  UCD22538  Phoradendron serotinum subsp. macrophyllum Collector unknown 2002-12-22 s.n. Yolo Russell Boulevard. Comment
  UCD33888  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1975-1-20 9103 Yolo Yolo County, Elkhorn Bridge, Hwy. 5 over Sacramento river. Comment
  UCD22764  Photinia fraseri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD160089  Phyla nodiflora Mayra Huerta 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. 160 Comment
  UCD38924  Phyla nodiflora Beecher Crampton 1961-10-25 6046 Yolo 4 miles NW of Bryte, Yolo Bypass. Comment
  UCD41050  Phyla nodiflora Carol W. Witham 2003-8-8 981 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73125  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR257076  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  RSA181984  Phyla nodiflora W. L. Jepson 1940-5-17 19930 Yolo W end of Yolo Causeway, 7 mi E of Davis. (Nr. Plumtree, rr. flag sta.) Comment
  CDA43430  Physalis lancifolia Kevin Martyn 2015-6-9 PDR# 570 P06217309 Yolo West of Knights Landing; River Garden Farms, Site A69. 0 Comment
  UCD147181  Pilularia americana Carol W. Witham 2003-4-11 932 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC76991  Pilularia americana C. Etienne 1972-4-15 s.n. Yolo Highway 16 near Madison. Comment
  UCD166915  Pinus sabiniana Daniel McNair 2016-12-10 s.n. Yolo near the town of Guinda. Comment
  UCD94971  Pinus sabiniana Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 82 Comment
  UCR188853  Pinus sabiniana George K. Helmkamp, E. A. Helmkamp 2007-9-17 12975 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  UCD121070  Plagiobothrys P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCD149351  Plagiobothrys canescens R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 Comment
  UCD82157  Plagiobothrys canescens J. Shepard 2000-4-21 144 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then east of parking lots on S side of road. 12 Comment
  UC1278096  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-11 2479 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UCD168414  Plagiobothrys canescens var. canescens Ellen Dean; M. Hoshovsky 2017-4-18 9330 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 286 Comment
  UCD160099  Plagiobothrys fulvus var. campestris Emily Howard 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 170 Comment
  UCD36522  Plagiobothrys fulvus var. campestris Beecher Crampton 1954-4-15 1770 Yolo 2 miles west of city of Winters. Comment
  UCD55492  Plagiobothrys humistratus J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 659 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 40 yd. west of DOD fence, thence south .25 mi. South of posted vernal pool area. 10 Comment
  POM63835  Plagiobothrys infectivus A. A. Heller, H. E. Brown 1902-4-29 11882 Yolo Near Madison. Comment
  UCD21409  Plagiobothrys leptocladus J. Shepard 2001-5-13 458 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 10 yards west of Department of Defense fence, thence south about 500 yards to large vernal pool straddling fence. 12 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
  UC1543155  Plagiobothrys stipitatus Charlotte G. Nast 1936-3-29 98 Yolo n of Davis (Woodland highway) Comment
  UC480675  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 a Yolo near Davis Comment
  UCD21351  Plagiobothrys stipitatus J. Shepard 2001-2-16 364 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 and near vernal pools straddling Department of Defense fence. 12 Comment
  UCD81434  Plagiobothrys stipitatus M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. Comment
  POM368991  Plagiobothrys stipitatus C. B. Wolf 1937-3-28 8321 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 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
  CDA9633  Plagiobothrys stipitatus var. micranthus D. G. Kelch 2007-5-18 7 .33 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD21284  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-5-1 179 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD72409  Plagiobothrys stipitatus var. micranthus Ellen Dean; Kate Mawdsley 2008-4-16 4814 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  SEINET5732080 Image available Plagiobothrys stipitatus var. micranthus Gerald Pullman 1974-1 52 Yolo Sacramento Causeway, 7 miles east of Davis.; Davis 30 Comment
  UCD121004  Plagiobothrys stipitatus var. micranthus K. Esau 1937-4-22 s.n. Yolo Putah. Comment
  UCD38840  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1958-6-27 4990 Yolo Yolo County; along county road 99 about three miles northwest of Davis. Comment
  UCD72408  Plagiobothrys stipitatus var. stipitatus Ellen Dean; Kate Mawdsley 2008-4-16 4813 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  CDA40652  Plagiobothrys stipitatus var. stipitatus G. D. Barbe 1987-4-3 4264 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  CHSC79270  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  CAS-BOT-BC60840  Planodes virginica Beecher Crampton 1963-3-20 6713 Yolo University of California Davis Campus. Alden Pond - irrigation project. Comment
  SEINET5735080 Image available Plantago Shirley C. Tucker 1954-1 3648 Yolo With grass in wet ditches, 1 mile north of Davis.; Davis Comment
  UCD21419  Plantago coronopus J. Shepard 2002-4-21 510 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
  UCD81002  Plantago coronopus Drew Maraglia 2009-4-15 3 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. On west side of drainage pond. 9 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
  UCD158835  Plantago coronopus A. M. Shapiro 1995-9-3 s.n. Yolo Yolo County, West Sacramento, in mud along slough north of West Capitol Avenue. Comment
  UCD37386  Plantago elongata Beecher Crampton 1960-5-9 5497 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  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
  UC917129  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon Comment
  UCD124461  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon. Comment
  UCD160100  Plantago erecta Emily Howard 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 176 Comment
  UCD56728  Plantago erecta Ellen Dean; M. Bibbo 2007-3-23 3420 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
  UCD62864  Plantago erecta Tavis Forrester; Plant Biology 102 students 2008-4-6 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCR257082  Plantago lanceolata George K. Helmkamp, Mary Alice Barnes 2013-5-8 20512 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
  UCD19301  Platanus X hispanica Terry Reedy 1974-5-18 242 Yolo city of Davis, ca. 1 mi. north of Covell Blvd., along first large irrigation ditch crossing Pole Line Rd, east of Pole Line Rd. 6 Comment
  UCD96058  Platystemon californicus P. B. Kennedy 1916-3-20 s.n. Yolo Davis, on Davis Farm. Comment
  UCD41098  Plectritis N. Nicola 2003-7-21 406 Yolo Base of foothills of inner North coast range; Winters residence. Comment
  UCD58056  Plectritis Ellen Dean; K. Mawdsley 2007-4-6 3596 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  UCR119151  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  RSA261549  Plectritis macrocera John E. Moeur 1971-4-24 18 Yolo East side of Coldwater Canyon. Comment
  UCD137600  Plectritis macrocera J. D. Atkin 1952-5-1 1 A Yolo Portuguese Canyon, ca. 1 mile up to Putah Canyon from Recreation Beach. Comment
  UCD33055  Pleuropogon californicus Beecher Crampton 1966-4-19 7652 Yolo Yolo County, 1/4 mile south of Saxon station site. Comment
  UCD58072  Poa Ellen Dean; K. Mawdsley 2007-4-6 3612 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 462 Comment
  UCD147301  Poa annua Carol W. Witham 2003-4-11 946 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD90335  Poa annua Beecher Crampton 1962-7-26 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD90346  Poa annua Beecher Crampton 1960-3-2 5478 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD90360  Poa annua P. B. Kaufman 1950-3-20 14 Yolo Davis. UC Davis. Comment
  UCD90669  Poa bulbosa Morris Halperin 1931-3-18 322 Yolo Davis. University Farm. Comment
  SEINET11696012  Poa bulbosa var. vivipara Unknown 1962-4-20 T.O. 2578 Yolo UC Davis Campus, Agronomy Experimental Area, grown from seed obtained from Turkey (PI #206-741) Comment
  UCD39943  Poa pratensis Beecher Crampton 1961-4-10 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, row B-14. Comment
  UCD91921  Poa pratensis P. H. Lehigh 1950-5-14 s.n. Yolo Davis. Comment
  UCD33168  Poa secunda subsp. secunda Beecher Crampton 1967-5-3 7849 Yolo 2 miles W of Winters. Comment
  UCD90766  Poa secunda subsp. secunda Beecher Crampton 1953-5-5 1210 Yolo 1.5 miles NE of Davis. Comment
  UCD91989  Poa sinaica M. Nazir Sankary 1971-5-15 s.n. Yolo Davis. In field near Botany Department greenhouses, UC Davis campus. Comment
  CDA40766  Pogogyne douglasii G. D. Barbe 1984-5-7 4159 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  UCR119100  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Sacramento Valley, Davis. 15 Comment
  UCR148092  Polycarpon tetraphyllum Beecher Crampton 1989-5-12 10158 Yolo Davis, 1203 Eureka Ave. Comment
  UCD80942  Polygonum aviculare subsp. depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5345 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD100055  Polygonum aviculare subsp. depressum Cynthia Hodges 1982-4-7 6 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 Comment
  SACT002108  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, in moist ground, riparian woodland Comment
  UCD84350  Polypogon maritimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD91163  Polypogon maritimus Collector Unknown 1941-8-1 s.n. Yolo Peterson Ranch, Cache Slough. Comment
  CAS-BOT-BC232560  Polypogon monspeliensis Clarence R. Quick 1970-5-31 70 -16 Yolo Over yard and at edges of garden, Nettie M. Pylman, Merritt Island near Clarksburg Comment
  HSC10836  Polypogon monspeliensis C. B. Wolf 1928-5-8 2152 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  SACT002032  Polypogon monspeliensis Brian Brown 1975-10-10 Yolo Dry habitat Comment
  UCD141687  Polypogon monspeliensis Ellen Dean; M. Taylor 2013-6-19 7800 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCD21265  Polypogon monspeliensis J. Shepard 2000-4-30 155 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. 12 Comment
  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
  UCD21303  Polypogon monspeliensis J. Shepard; Vince Forcella 2000-5-13 244 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
  UCD37198  Polypogon monspeliensis Beecher Crampton 1958-5-28 4839 Yolo Yolo County, city of Davis. Comment
  UCD37199  Polypogon monspeliensis Beecher Crampton 1958-5-28 4840 Yolo Yolo County, city of Davis. Comment
  UCD91223  Polypogon monspeliensis A. A. Beetle 1944-5-17 1987 Yolo Near Davis end of Causeway on road to Sacramento. Comment
  UCR220391  Polypogon monspeliensis Jean V. Shepard, Vince Forcella 2000-5-13 244 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, past parking lots on south side, along track to the south in field 12 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
  UCD110630  Populus fremontii subsp. fremontii G. F. Hrusa; T. D. Wilfred 1995-4-12 12065 Yolo Along Tule Canal immediately N of Sacramento River at Interstate 5 crossing. 75 Comment
  UCD110647  Populus fremontii subsp. fremontii Pamela G. Riley; B. Harker and J. MacLean 2002-4-27 120 Yolo W of the town of Davis. UC Davis Ecosystem Reserve. N side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. 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
  CAS-BOT-BC445256  Portulaca oleracea Clarence R. Quick 1970-7-3 70 -26 Yolo Merritt Island near Clarksburg 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
  UCD34112  Proboscidea Beecher Crampton 1976-8-9 9405 Yolo Road 29 W of Hwy. 113. Comment
  JEPS27876  Proboscidea louisianica subsp. louisianica Richard Snow 1958-7-14 605 -1 Yolo w Davis; Putah Creek Comment
  UCD146709  Proboscidea louisianica subsp. louisianica G. F. Hrusa 1998-7-5 14667 Yolo immediately south of Guinda on Highway 16. Comment
  UCD122128  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs; S. Galen Smith 1949-7-18 1005 Yolo Sacramento Valley, north of Winters. Comment
  UCD106241  Proboscidea lutea Jean Shepard 2011-8-20 855 Yolo NE of Woodland, from intersection of County Roads 102 and 16, E on Rd. 16 to T. Right on Rd. 16A around Gray's Bend about 2 mi to private dirt road on left. Site is just E of Sutter County line. Comment
  UCD19107  Proboscidea parviflora E. W. Jameson Jr. 1987-9-14 s.n. Yolo City of Davis. Garden in Willowbank. Comment
  UCD41091  Prunus N. Nicola 2003-3-13 248 Yolo Foothills of inner North coast range, Berryessa Valley, West of Winters; Terra Firma farm off Hwy 128. Comment
  SEINET10771533  Prunus persica Stephanie Frischie 2000-10-7 Frischie 110 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD20569  Pseudognaphalium californicum E. Dean; with M. Bibbo 2002-7-5 1110 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
  CAS-BOT-BC357193  Pseudognaphalium luteoalbum Clarence R. Quick 1970-5-31 70 -18 Yolo Merritt Island near Clarksburg Comment
  UCD81543  Pseudognaphalium stramineum W. W. Robbins; W. D. Norton 1928-8-1 1426 Yolo near Clarksburg. Comment
  RSA10435  Psilocarphus brevissimus C. B. Wolf 1928-5-8 2133 Yolo Sacramento Valley; 4 miles N of Zamora. 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
  UCD37917  Psilocarphus brevissimus Beecher Crampton 1962-5-1 6363 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD40998  Psilocarphus brevissimus Carol W. Witham 2003-4-11 928 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD63222  Psilocarphus brevissimus Ellen Dean; K. Mawdsley 2008-4-16 4801 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD72410  Psilocarphus brevissimus Ellen Dean; Kate Mawdsley 2008-4-16 4815 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
  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
  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
  CAS-BOT-BC361734  Psilocarphus brevissimus var. brevissimus A. A. Heller; H. E. Brown 1902-4-30 5424 Yolo Near Black's Comment
  CHSC40057  Psilocarphus brevissimus var. brevissimus A. A. Heller; H. E. Brown 1902-4-30 Yolo Near Black's. Comment
  SBBG28508  Psilocarphus brevissimus var. brevissimus C. B. Wolf 1928-5-8 2136 Yolo Sacramento Valley, 12 mi N of Dixon (Dick'son) Comment
  UCD21390  Psilocarphus brevissimus var. brevissimus J. Shepard 2001-4-27 434 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road approximately 0.25 miles. Growing in ruts on north side of road. 12 Comment
  UCD73613  Psilocarphus tenellus Ellen Dean; Elizabeth Goebel 2008-4-7 4741 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD73678  Psilocarphus tenellus Ayzik Solomeshch 2004-5-7 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD81069  Psilocarphus tenellus Ellen Dean; Drew Maraglia 2009-4-15 5433 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
  UCD34980  Psilocarphus tenellus Beecher Crampton 1996-4-22 10338 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  UCD117079  Ptelea crenulata W. A. Williams 1975-9-18 s.n. Yolo 8 miles NW of Esparto, E slope of Bald Mountain. Comment
  UCD33967  Puccinellia nuttalliana Beecher Crampton 1975-6-4 9205 Yolo Yolo County, 1 mile north on county road 103 from its junction with county road 27. Comment
  UCD93370  Puccinellia nuttalliana Beecher Crampton 1953-5-5 1207 Yolo 6 miles NE Davis. Comment
  UCD37512  Puccinellia simplex Beecher Crampton 1961-3-27 5846 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37535  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD92218  Puccinellia simplex Beecher Crampton 1952-10-27 878 Yolo Yolo County, I.5 miles north of city of Davis. Comment
  UCD92231  Puccinellia simplex Beecher Crampton 1961-3-27 5846 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD92238  Puccinellia simplex Beecher Crampton 1970-4-27 8569 Yolo UC Davis campus, Dairy Road. Comment
  UCD92241  Puccinellia simplex Beecher Crampton 1978-6-26 9605 Yolo Yolo County, 4 miles S.E. of Woodland. Comment
  UCD92250  Puccinellia simplex R. Tofsrud 1947-4-24 s.n. Yolo Near city dump of Davis. Comment
  UCD92251  Puccinellia simplex R. Tofsrud 1949-4-1 s.n. Yolo Near Davis dump. Comment
  SEINET10508331  Puccinellia simplex Laura A. Blankinship 1893-5-6 Blankinship s.n. Yolo Woodland Comment
  SEINET10628530  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10628531  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10773906  Pyrus Stephanie Frischie 2000-10-7 Frischie 109 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10773907  Pyrus Stephanie Frischie 2000-10-7 Frischie 106 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10773908  Pyrus Stephanie Frischie 2000-10-7 Frischie 105 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD46914  Quercus X macdonaldii Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S. Highway 40, near Liberty Island turnoff ca. 2 1/2 miles east of Davis, Yolo County, California. Comment
  HSC24339  Quercus X morehus J. P. Smith, J. O. Sawyer 1972-2-20 5068 Yolo 3 mi E of Solano Co. line along Putah Creek Comment
  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
  UCD168483  Quercus berberidifolia Ellen Dean 2017-3-15 9271 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
  UCD20576  Quercus berberidifolia E. Dean; with M. Bibbo 2002-7-5 1117 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.5 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  RSA589917  Quercus douglasii Michael A. Vincent, Robert Rhode 1996-3-30 7268 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UC993152  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993155  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993156  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UCD45649  Quercus douglasii D. Q. Cavagnaro 1963-10-18 222 Yolo Beside road across fence from apricot orchard. Elevation 50 feet; 2 miles west of Winters, Yolo County, California. 15 Comment
  UCD45763  Quercus douglasii Beecher Crampton 1968-8-6 8340 Yolo 3 miles west of Winters, along State Hwy. 128. 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
  UCD34192  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo Yolo County, Putah Creek Canyon, Vaca Mtns., Hwy. 128, slope above Putah Creek. 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
  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
  SEINET6693926 Image available Quercus suber J. M. Tucker 1965-1 3819 Yolo West Quad, Univ. of California Davis. Comment
  UCD59334  Quercus wislizeni var. frutescens Ellen Dean; Kate Mawdsley 2007-5-11 3758 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  UC638699  Rafinesquia californica Ethel Crum 1938-5-7 2004 Yolo 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD81046  Rafinesquia californica Agnieszka Zalicka; with PLB 102 class 2009-4-26 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. West side of creek in the lower reaches of Bray Canyon. 117 Comment
  UCD95802  Ranunculus canus H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles east of Winters. Comment
  UC1551942  Ranunculus hebecarpus Aaron Liston and James D. Morefield 1988-3-20 713 -1 Yolo 1 mi e Cache Creek County Park (above Cache Creek) 250 Comment
  UCD73619  Ranunculus muricatus Ellen Dean; Elizabeth Goebel 2008-4-7 4746 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD160474  Ranunculus occidentalis Ellen Dean; Craig Thomsen 2015-3-21 8591 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 146 Comment
  CDA16210  Raphanus sativus G. F. Hrusa 1999-4-25 15026 Yolo Sacramento Valley; I-5 exit to River Rd., +- 3-4 mi S of Woodland on W side. 5 Comment
  CDA16211  Raphanus sativus G. F. Hrusa 1999-4-25 15025 Yolo Sacramento Valley; Roadside at I-5 exit to River Rd., +- 3-4 mi S of Woodland on W side. 0 Comment
  SEINET11261085  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Raod.; 0 Comment
  UCD15497  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Road. 21 Comment
  RSA681417  Rhamnus californica Annuschka Deb 1989-2-24 21 Yolo Eschscholz Comment
  RSA403721  Rhus trilobata Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  UCD59354  Ribes malvaceum Ellen Dean; Kate Mawdsley 2007-5-11 3778 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD72438  Ribes victoris Ellen Dean 2008-4-25 4863 Yolo Tuleyome Ireland Ranch, central part of ranch in drainage that goes downhill from area of loop road where vehicles are normally parked. 598 Comment
  UCD21253  Robinia pseudoacacia J. Shepard 2000-4-13 136 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
  SEINET11133090 Image available Robinia pseudoacacia June McCaskill 1954-4-20 232 Yolo along north side of street running between Botany Building and Temporary Building 4, University of California, Davis Comment
  UCD70352  Romneya coulteri C. P. Pease 1995-6-3 s.n. Yolo City of Davis; E of UC Davis campus; next to Experimental College gardens. Perennial shrub; 2 m tall; flowers white. 16 Comment
  UCD70460  Rosa californica M. Thibodeau 1995-5-21 5 Yolo Davis, N of Putah Creek. UC Davis Reserve at Russell Ranch. 17 Comment
  UCD21529  Rostraria cristata Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  UCD32889  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo Yolo County, 3 miles N.W. of Dunnigan, County road between forks of Buckeye Creek, 14.5 miles N. Capay. Comment
  UCD73736  Rostraria cristata Ayzik Solomeshch 2004-6-16 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD92309  Rostraria cristata R. Tofsrud 1949-5-1 s.n. Yolo ca. 3 miles west of Winters. 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
  UCD164872  Rubus armeniacus Henry House 1995-5-27 1995- 21 Yolo About 5.5 km N of the latitude of Winters, approximately 1.25 km W of Road 89, along Chicahominy Slough. 53 Comment
  UCD58488  Rubus armeniacus J. Shepard 2007-7-4 811 Yolo Co. Rd. 22 east of Woodland, 4.8 mi. east of junction with Co. Rd.102. Growing along south side of road near ditch. Comment
  UCD113997  Rubus ursinus Ellen Dean; Kate Mawdsley 2007-6-8 3867 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD91420  Rubus ursinus Lindsay Clark 2009-4-22 DVS 25 Yolo In Putah Creek Park in southeast Davis, along nature trail. Comment
  UCD141682  Rumex crispus Ellen Dean; M. Taylor 2013-6-19 7798 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  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
  UCR235430  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18777 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  HSC83420  Rumex crispus Todd K. Fuller 1975-5-3 3 Yolo Putah Creek at Co. Rd. 98 Comment
  SEINET4199900  Rumex crispus Schank 1959-3-28 s.n. Yolo 10 mi N of Davis on a back country road 15 Comment
  SEINET5728116 Image available Rumex crispus Lorraine Perry 1967-1 24 Yolo Putah Creek, near Woodland Freeway.; Davis 15 Comment
  CAS-BOT-BC433499  Rumex fueginus Roxana Stinchfield 1916-6-25 313 Yolo Near mouth of Buckeye Creek Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD81060  Rumex stenophyllus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5595 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
  UCD81061  Rumex stenophyllus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5595 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
  CDA19779  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.22, E side of road in water seepage area along Cache Creek. 6-7 ft tall, common in area. 0 Comment
  UCD41158  Salix N. Nicola 2002-4-10 176 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. Comment
  UCD41159  Salix N. Nicola 2002-4-10 175 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. 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
  CHSC9581  Salix exigua E. L. Smith 1971-4-29 955 Yolo Ca. 12.8 km w of Winters, in Putah Creek Canyon about 2 km below Monticello Dam. 76 Comment
  RSA273250  Salix exigua Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Near Putah Creek at Low Water Bridge. Comment
  UCD15079  Salix exigua Steven E. Smith 1977-4-15 12 Yolo Yolo Co.; U.C. Davis, on the north bank of the South Fork of Putah Creek (1/4 mile) east of Old Davis Road, 1.3 miles south of Mrak Hall; 15 Comment
  UCD34604  Salix exigua Beecher Crampton 1986-8-26 10051 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  UCD34614  Salix exigua Beecher Crampton 1986-9-3 10061 Yolo Yolo County, 4 miles N.W. of Davis, Willow Slough and road 99. Comment
  UCD34620  Salix exigua Beecher Crampton 1986-9-8 10066 Yolo Yolo County, Sacramento River, site of Elkhorn Ferry. Comment
  UC474240  Salix exigua var. hindsiana H. F. Copeland 1927-4-20 617 Yolo near w bank Sacramento R. w bank Sacramento R. Comment
  CAS-BOT-BC132730  Salix fluviatilis Beecher Crampton 1987-4-25 10096 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  CAS-BOT-BC227867  Salix fluviatilis Beecher Crampton 1986-9-4 10065 Yolo Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis Comment
  CAS-BOT-BC104028  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  UCD16134  Salix gooddingii Maura Cullinane 1983-5-10 20 Yolo California. Yolo County: N. on Frontage Rd. from Davis, turn left at Golf Course and go until cross stream, site #6. 15 Comment
  SEINET10392472  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison. Comment
  CAS-BOT-BC228572  Salix laevigata Beecher Crampton 1986-9-3 10060 Yolo Ca. 3.5 miles N.W. of Davis, Dry Slough and road 99 Comment
  CHSC79360  Salix laevigata Beecher Crampton 1975-6-24 9228 Yolo Putah Creek Canyon, 6.5 miles west of Winters. Comment
  UCD111101  Salix laevigata J. J. du Bois 1936-3-20 s.n. Yolo Davis. 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
  UCD164522  Salix laevigata Craig D. Thomsen 2006-8-16 2709 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 Comment
  UCD33988  Salix laevigata Beecher Crampton 1975-6-24 9228 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. Comment
  UCD34628  Salix laevigata Beecher Crampton 1986-9-10 10074 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD34644  Salix laevigata Beecher Crampton 1987-3-31 10089 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD81012  Salix laevigata Jose-Luis Rayas; with PLB 102 students 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Edge of Bray Creek. 83 Comment
  CAS-BOT-BC227678  Salix lasiandra Beecher Crampton 1986-9-3 10063 b Yolo 4.5 miles north of Davis, Willow Slough and road 27 Comment
  CAS-BOT-BC106976  Salix lasiolepis Beecher Crampton 1976-1-5 9343 Yolo ca. 5.5 miles west of Winters along Hwy. 128. Banks of Putah Creek Comment
  CAS-BOT-BC106977  Salix lasiolepis Beecher Crampton 1987-3-31 10088 Yolo 6.5 miles west of Winters along Putah Creek Comment
  CAS-BOT-BC228571  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Sacramento River, 3.5 miles north of Elkhorn Comment
  UCD111598  Salix lasiolepis Cay Collette 1975-4-12 7 Yolo Knight's Landing, approx. 10' from Sacramento River. 15 Comment
  UCD34621  Salix lasiolepis Beecher Crampton 1986-9-8 10067 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  SBBG115919  Salix lucida subsp. lasiandra B. Crampton 1986-9-10 10073 Yolo 0.5 mi N of Capay, N edge of Coche Crk Comment
  CAS-BOT-BC403783  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis. Vacant lot along G st. between 5 and 6 streets Comment
  UCD126789  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G Streets. Comment
  UCD162405  Salpichroa origanifolia Beecher Crampton 1970-4-29 s.n. Yolo Davis. Comment
  UCD34176  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Yolo County, Davis, Vacant lot along G st. between 5 and 6 streets. Comment
  UCD162383  Salpichroa rhomboidea Geraldine Y. Rippengale 1988-10-1 s.n. Yolo just west of Yolo Airport, on Rippengale property, between county roads 29 and 31. West side of County Road 95; around pump area. Comment
  UCD21313  Salsola tragus J. Shepard 2000-5-20 260 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Past parking lot on north side of entrance road. Growing in mounds of soil used as backstops for archery targets. 12 Comment
  SEINET239727 Image available Salsola vermiculata Beecher Crampton 1976-10-28 4657 Yolo UC Davis experimental are4a, plant introduction nursery, row B-11. 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
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Jul 30 2014
  CAS-BOT-BC245831  Sambucus nigra subsp. caerulea Clarence R. Quick 1971-4-20 71 -35 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  SBBG50913  Sambucus nigra subsp. caerulea J. D. Watjen 1969-4-27 30 Yolo State Hwy 128, 7 mi W of Winters, Putah Crk Cyn 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
  UCD137196  Sambucus nigra subsp. caerulea Cynthia Hodges 1982-4-18 19 Yolo south Highway 128, 8 miles west of Winters, approximately 50 m from Putah Creek shores. 182 Comment
  UCD137214  Sambucus nigra subsp. caerulea P. Thompson 1996-4-14 2 Yolo Davis, south side of town, path parallel to Valdora Road. 210 Comment
  UCD137233  Sambucus nigra subsp. caerulea L. P. Thibault 1995-5-16 35 Yolo north Davis Farm Road, Davis. 15 Comment
  UCD137621  Sambucus nigra subsp. caerulea Kamala Crompton 1996-4-21 5 Yolo along Road 128, on cliff above Putah Creek. 100 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
  UCD34195  Sanicula bipinnata Beecher Crampton 1978-3-16 9545 Yolo 2 miles west of Winters. Comment
  UCD127943  Sanicula bipinnatifida R. H. Miller 1949-3-27 8 Yolo Putah Canyon. Comment
  UCD41124  Sanicula bipinnatifida K. Arhangelsky 2002-3-23 142 Yolo Eastern foothills of inner north coast range, Capay Valley; outside Rumsey. Comment
  UCD34196  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. 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
  UC764896  Saxifraga californica R. F. Hoover 1938-3-12 2845 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon Comment
  CHSC83200  Schoenoplectus acutus var. occidentalis Charles F. Battaglia 1998-5-17 12 Yolo Two miles north of Covell Blvd., on Pole Line Rd. at Willow Slough; just north of city of Davis. In reference to bridge crossing slough on Pole Line Rd., site is on northwest side, where terrace, 40 ft. wide, runs parallel with channel. 15 Comment
  UCD162957  Schoenoplectus acutus var. occidentalis Craig Thomsen 2006-6-30 2629 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. Cache Creek. 144 Comment
  CDA39120  Scirpus acutus G. M. Cole 1928-6-19 s.n. Yolo East end of causeway to Davis. 0 Comment
  SEINET3913277  Scirpus acutus Richard R. Halse 1989-5-7 3828 Yolo Along Road 89, .1 mile north of Winters, lining the banks of the Willows Canal.; 0 39 Comment
  HSC100232  Sclerochloa dura J. P. Smith 2010-5-20 12886 Yolo Davis Golf Course pathways 23 Comment
  UC444895  Scrophularia californica Francis Ramaley 1917-1-1 11315 Yolo 8 mi w Winters Comment
  UCD168993  Scrophularia californica Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9296 Yolo Audubon Bobcat Ranch. West side of ranh, north of Hwy 128, near western property boundary. Top of ridge on the west side of Bray Canyon near old undeveloped road that leads to a flat area (old helipad?). Area has burned three times in the last three years. 320 Comment
  UCD124855  Scrophularia californica Collector Unknown 1925-5-22 1932 Yolo Putah Creek, Campus, Davis. Comment
  SACT002076  Secale cereale 1925-5-9 Yolo No collectors/determiner listed. Comment
  CAS-BOT-BC59100  Sedum spathulifolium C. F. Baker 1907-5-6 3336 Yolo Cache Creek Canyon, 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
  UCD80912  Senecio vulgaris Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5316 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
  UCR237585  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2012-3-9 18607 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD135821  Senecio vulgaris P. B. Kaufman 1950-3-18 8 Yolo Davis. UC Davis. Comment
  UCD108486  Sesbania herbacea L. D. Davis 1950-8-1 s.n. Yolo About 2 miles south of Knights Landing. Comment
  UCR179179  Sesbania punicea Barry Rice 2004-6-2 040601 Yolo Sacramento Valley, in the city of Davis 15 Comment
  RSA0033963  Sesuvium verrucosum Ellen Dean, C. Robbins 2013-8-28 7990 Yolo Eastern edge of 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. 0 Comment
  UCD142973  Sesuvium verrucosum Ellen Dean; C. Robbins 2013-8-28 7990 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  SEINET242458 Image available Setaria Beecher Crampton 1954-9-10 sn Yolo UC Davis, agronomy experimental area Comment
  UCD92583  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo 2.5 miles N.N.W. of Davis on US Hwy. 99. Comment
  CAS-BOT-BC243655  Setaria pumila Clarence R. Quick 1968-8-25 68 -05 Yolo Garden, Merritt Island, near junction of county roads #140 and #142, 3.5 miles south of Clarksburg Comment
  UCD36452  Setaria pumila Beecher Crampton 1953-8-26 1613 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD92706  Setaria pumila Beecher Crampton 1961-7-21 5938 Yolo 2.5 miles northwest of city of Davis, along County Road 99. Comment
  UCD161121  Setaria verticillata Jean Shepard 1999-10-7 22 Yolo City of Davis, Fifth St. between Poleline and 'L' Sts., Community Garden. Comment
  UCD92838  Setaria viridis Beecher Crampton 1961-7-21 5937 Yolo city of Davis, University of California campus. Comment
  UCD72403  Sidalcea keckii Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3707 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 Comment
  UC75046  Silene californica C. F. Baker 1903-5-8 2978 Yolo along banks Cache Creek Canyon Cache Creek Canyon Comment
  CDA36938  Silene gallica 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
  UCD41013  Silene gallica Carol W. Witham 2003-4-11 943 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD38303  Silene vulgaris Beecher Crampton 1953-11-30 1740 Yolo UC Davis. Comment
  UCD160158  Silybum marianum Aaron Goodman 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. 167 Comment
  UCD20857  Silybum marianum N. Nicola 2001-2-5 074 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD21231  Silybum marianum J. Shepard 2000-4-9 110 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. By parking lot on north side of entrance road. 12 Comment
  UCD68014  Silybum marianum C. P. Pease 1995-5-20 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  UCD135847  Silybum marianum R. Molholm 1998-6-5 30 Yolo western side of UC Davis campus, across dirt road from the hydrology laborator, along fence just outside of Putah Creek reserve. 21 Comment
  UCD73650  Sinapis Jean Shepard 2006-4-22 791 Yolo City of Davis. 3100 Loyola Ave. Grounds of Korematsu school. Comment
  UCD73810  Sinapis Jean Shepard 2006-4-22 791 Yolo City of Davis. 3100 Loyola Ave. Grounds of Korematsu school. Comment
  CAS-BOT-BC74923  Sinapis arvensis W. D. Hamilton 1946-3-6 s.n. Yolo Davis. Comment
  UCD115421  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD115430  Sinapis arvensis J. A. Ogle 1924-6-1 s.n. Yolo Davis. 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
  UCD63079  Sisymbrium officinale Ellen Dean 2008-4-9 4788 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  SBBG115668  Sisymbrium orientale A. M. Shapiro 1985-4-11 Yolo University of California Davis campus, Old Davis Rd, near 1-80 jct Comment
  UC1603539  Solanum americanum M. Nee 1988-8-14 36780 Yolo University of Calfornia Davis, campus University of Calfornia Davis Comment
  UCD126840  Solanum cardiophyllum Paul Smith 1969-8-21 s.n. Yolo Vegetable Crops Department's Campbell Tract, University of California campis, Davis. Comment
  CDA19896  Solanum elaeagnifolium R. Breckenridge 2002-7-2 PDR 1204558 Yolo Sacramento Valley; 718 Railroad Ave, Winters. 0 Comment
  NY826931  Solanum elaeagnifolium M. H. Nee 1988-8-14 36781 Yolo Campus of University of California, Davis Comment
  NY826941  Solanum elaeagnifolium B. Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Southern Pacific railroad. Comment
  SBBG115434  Solanum elaeagnifolium B. Crampton 1964-8-2 7136 Yolo 3 mi N of Davis, Southern Pacific railroad Comment
  UCD126900  Solanum elaeagnifolium Charles B. Heiser Jr.; Walter Russell 1946-5-20 s.n. Yolo campus, University of California, Davis. Comment
  UCD126909  Solanum elaeagnifolium J. D. Skoss 1948-6-5 18 Yolo University Farm, Davis. Comment
  UCD32821  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  UCD38520  Solanum elaeagnifolium Beecher Crampton 1955-8-11 3132 Yolo UC Davis Campus. Comment
  UCD126958  Solanum melongena C. J. W. 1914-10-1 s.n. Yolo University of California Farm, Davis. Comment
  UCD20897  Solanum nigrum N. Nicola 2001-12-5 125 Yolo Southern Sacramento Valley, near town of Yolo. Comment
  CDA6235  Solanum nigrum W. Elliott, R. Perkins 1974-10-23 Yolo University of California Vegetable Crops Department, Davis. 0 Comment
  NY759877  Solanum nigrum M. H. Nee 1988-8-14 36780 Yolo Campus of University of California, Davis Comment
  UCD126947  Solanum nigrum Charles B. Heiser Jr. 1947-5-30 s.n. Yolo 1st and F Streets, Davis. Comment
  UCD18393  Solanum nigrum K. Glenn 1982-7-7 s.n. Yolo County Rd. 102 and Cache Creek, on SW side in tomato field. Comment
  UCD126973  Solanum parishii S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  UCD126975  Solanum parishii Charles B. Heiser Jr. 1947-4-10 1902 Yolo In canyon, northwest of Highway 16, 1 mile north of Rumsey. Comment
  UCD35568  Solanum parishii Beecher Crampton 1958-4-21 4706 A Yolo 1.6 miles northwest of Rumsey. Comment
  UCD126980  Solanum physalifolium var. nitidibaccatum Eddy Allan 1976-8-12 s.n. Yolo south of Cache Creek and west of County Road 102, ca. 4 miles northeast of Woodland. Comment
  NY820804  Solanum rostratum M. H. Nee 1988-8-14 36778 Yolo Campus of University of California, Davis Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  RSA62296  Solanum umbelliferum C. F. Baker 1903-5-8 2890 Yolo Cache Creek cannon [Canyon] Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  UCD15019  Solanum xanti Ricky D. Pearce 1978-5-20 34 Yolo 9.2 miles west on highway 128 from intersection of highway 128 and Railroad Avenue in Winters; Comment
  UCD136147  Sonchus asper subsp. asper Collector unknown Date Unknown s.n. Yolo exact location unknown. Comment
  UCD151007  Sonchus asper subsp. asper D. S. Park 2010-5-14 87 Yolo UCD Arboretum. Near Creek. 29 Comment
  UCD21311  Sonchus asper subsp. asper J. Shepard 2000-5-20 256 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. 12 Comment
  UCD136180  Sonchus oleraceus L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. 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
  UCD80915  Sonchus oleraceus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5319 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
  CAS-BOT-BC374579  Sonchus oleraceus A. J. Bassinger 1920-10-14 s.n. Yolo Conaway ranch, Woodland Comment
  SEINET11696018  Sorghastrum nutans Unknown n d s.n. Yolo no further locality Comment
  CAS-BOT-BC236538  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland Comment
  CDA2477  Sorghum bicolor G. D. Barbe, T. C. Fuller 1979-9-2 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland. 0 Comment
  CDA2486  Sorghum bicolor G. D. Barbe, T. C. Fuller 1979-9-2 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland. 0 Comment
  UCD92787  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
  UCD36832  Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis, University of California campus. Comment
  CDA13139  Sorghum halepense G. F. Hrusa 1996-6-24 13074 Yolo North Coast Biodiversity Arena; Along Rd. 102 immed. S of intersection with Gibson Rd. Comment
  HSC47814  Sorghum halepense Michael A. Watkins 1978-6-16 24 Yolo At the corner of F. St. and Covell in the city of Davis. Comment
  UCD36805  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo Davis. Comment
  UCD92648  Sorghum halepense A. S. Crafts 1926-7-8 433 Yolo University Farm Campus, Davis. Comment
  UCD92666  Sorghum halepense G. F. Hrusa 1996-6-24 13074 Yolo North Coast Biodiversity Arena. Rd. 102 immed. S of intersection with Gibson Road. 15 Comment
  RSA0097074  Spergularia Keith E. Hoffmaster 1940-4-28 942 Yolo Davis, 2 mi. north. Comment
  UCD144789  Spergularia bocconi Carol W. Witham 2003-4-7 875 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144790  Spergularia bocconi Carol W. Witham 2003-4-7 875 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UCD21298  Spergularia bocconi J. Shepard 2000-5-8 237 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to east boundary of park, near ruts in road. 12 Comment
  UCD80932  Spergularia bocconi Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5335 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
  SEINET5726656 Image available Spergularia bocconi J. M. Tucker 1977-1 4392 Yolo Orchard Park greenhouse complex (Range 3), University of California campus; Davis Comment
  UCD99192  Spergularia bocconi Samuel A. Bamberg 1964-4-13 s.n. Yolo just north of Teichert Aggregates, northeast corner of junction of County Road 29 and U.S. Highway Alternate 40, 2 miles northwest of Davis. Comment
  CAS-BOT-BC390254  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  RSA10427  Spergularia macrotheca var. leucantha C. B. Wolf 1928-5-8 214 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD99229  Spergularia macrotheca var. leucantha R. J. Planck 1963-5-15 42 Yolo County Road 101A, 2 miles north of Davis. Comment
  UCD21210  Spergularia rubra J. Shepard 2000-3-12 74 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 along the west edge of field where model planes are flown. 12 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
  UCD84318  Spergularia rubra Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET12723377 Image available Sphaeralcea ambigua R. H. Miller 1949-1 31 Yolo University of California arboretum, Davis Comment
  UCD39903  Sporobolus capensis Beecher Crampton 1954-4-13 s.n. Yolo UC Davis campus, Agronomy Divison, greenhouse grown. Comment
  UCD93107  Sporobolus cryptandrus Beecher Crampton 1963-6-28 T.O 2777 Yolo UC Davis Campus. Agronomy Experimental Area. Plant Inroduction Nursery. Comment
  UCD93147  Sporobolus indicus Beecher Crampton 1976-8-28 9408 Yolo Davis. Senior High School. Comment
  SEINET239028 Image available Sporobolus poiretii Beecher Crampton 1978-7-10 9620 Yolo UC Davis campus. Comment
  RSA32908  Stachys A. A. Heller 1929-6-2 s.n. Yolo Woodland. Comment
  UCD125554  Stachys ajugoides Beecher Crampton 1961-5-8 5864 Yolo Davis, north city limits along County Road 31. Comment
  UCD20377  Stachys ajugoides K. Esau 1932-5-22 s. n. Yolo Yolo County, near Woodland. Comment
  RSA446630  Stachys albens Glenn A. Gorelick 1966-5-15 70097 Yolo 5 miles E of Woodland on Hwy 16. 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
  UCD38301  Stellaria media Beecher Crampton 1953-3-6 1744 Yolo Davis. Comment
  UCD99374  Stellaria media C. G. Baughn 1949-5-15 43 Yolo Davis. 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
  UCR119128  Stipa cernua Beecher Crampton 1965-4-27 7294 Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  SEINET242435  Stipa lagascae Beecher Crampton 1962-5-7 T.O. 2708 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  HSC13373  Stipa pulchra J. V. Lenz 1947-3-29 Yolo Putah Canyon Comment
  RSA0121907  Streptanthus glandulosus subsp. glandulosus Keith E. Hoffmaster 1941-3-26 1029 Yolo Putah can. Comment
  UCD34294  Suaeda calceoliformis Beecher Crampton 1978-11-3 9674 Yolo 4 miles s.e. Woodland. Comment
  UCD141583  Suaeda nigra Ellen Dean 2013-4-19 7702 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
  UCD99628  Suaeda nigra T. Kono 1964-9-1 s.n. Yolo Pole Line Rd., 2.5 mi. n. of Davis. Comment
  UCD99634  Suaeda nigra M. Phillips 1929-10-1 2048 Yolo near Davis. Comment
  UCD169985  Symphyotrichum chilense G. F. Hrusa 1997-12-13 14134 Yolo Tule canal. On bank of S levee along canal. Comment
  UCD86184  Taeniatherum caput-medusae William Moon 1966-5-11 s.n. Yolo 7 miles w.n.w. of Davis (in direct line), west of County Road 95 between roads 29 and 31. Wm. Moon Ranch. Comment
  SEINET10575098  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 81 Yolo Hwy CA 16, 1/4 mile N of Capay, Cache Creek. Comment
  SEINET10928808  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 83 Yolo Road 98, Putah Creek, 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
  RSA98279  Tamarix parviflora Quentin D. Clarkson 1954-4-6 s.n. Yolo About 5 miles N of Rumsey along CA Hwy 16. Along Cache Cr. Comment
  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-BC202042  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles northeast of Davis (Along County Road 102) Comment
  CAS-BOT-BC88148  Thlaspi arvense Beecher Crampton 1967-4-19 7832 Yolo UC-Davis campus. Comment
  UCD115975  Thysanocarpus curvipes E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD47953  Thysanocarpus curvipes subsp. curvipes Ryan Knox; E. McDermott, G. Walden 2002-4-13 24 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring are to Rayhouse Rd. 0.5 airline mile due N of Soda Spring and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  SEINET5738103 Image available Tipuana tipu Shirley C. Tucker 1988-1 28890 Yolo Near unused concrete bridge over Putah Creek, E end of University of California (Davis) Arboretum, Davis.; Univ. of California, Davis Comment
  UCD160028  Torilis arvensis J. Shepard 2015-4-12 894 Yolo City of Davis. East Davis, intersection of Monarch and Temple, NW corner. 10 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
  UCR206286  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2009-5-20 14732 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 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
  UCD40911  Torilis nodosa Sutton 1984-5-8 2 Yolo Road 128, along Putah Creek about 3 miles before dam. Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus Comment
  UCD116987  Toxicodendron diversilobum Chas. B. Heiser Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis. Comment
  UCD116992  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon. Comment
  UCD20817  Toxicodendron diversilobum N. Nicola 2001-3-28 033 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD139980  Tradescantia fluminensis Shogo Yamaguchi 1955-6-12 s.n. Yolo Aggie Villa, 1st Street. Comment
  UCD161090  Tragopogon porrifolius Jean Shepard 1999-3-27 10 Yolo City of Davis, Myrtle Pl. Comment
  UCD149328  Tribulus terrestris Collector Unknown 1925-6-1 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD84678  Tribulus terrestris J. Shepard 2010-8-15 844 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 edge of parking lot north of entrance road. 12 Comment
  UCD20010  Tribulus terrestris C. H. Lamoureux; J. M. Tucker 1957-4-29 1229 Yolo 200 yards north of Davis Y on gravel edge of asphalt shoulder on east side of Hwy 99. Comment
  RSA699711  Trifolium Keith E. Hoffmaster 1940-4-28 970 Yolo Davis, 1 mi. north. Comment
  RSA699716  Trifolium Keith E. Hoffmaster 1940-4-28 969 Yolo Davis, 1 mi. north. Comment
  UC764661  Trifolium albopurpureum R. F. Hoover 1938-4-23 3187 Yolo Rumsey Comment
  UCD107368  Trifolium albopurpureum Collector Unknown 1938-3-26 s.n. Yolo Putah Canyon. Comment
  UCD169003  Trifolium albopurpureum Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9304 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. 157 Comment
  UCD107580  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UCD107878  Trifolium bifidum Fleur Ng'weno 1989-5-5 DQ 34 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD23221  Trifolium bifidum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD40984  Trifolium bifidum var. bifidum Carol W. Witham 2003-4-9 914 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SBBG115439  Trifolium bifidum var. bifidum B. Crampton 1966-4-6 7636 Yolo 2 mi W of Winters Comment
  RSA699729  Trifolium bifidum var. decipiens Keith E. Hoffmaster 1946-4-19 1098 Yolo 3-4 miles N of Davis. Comment
  UCD62837  Trifolium ciliolatum Michael J. Bower; 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
  UCD33042  Trifolium ciliolatum Beecher Crampton 1966-4-6 7635 Yolo 2 miles west of Winters. Comment
  UCD36188  Trifolium ciliolatum Beecher Crampton 1953-4-9 1064 Yolo 5 miles west of city of Winters, above Putah Creek. Comment
  UCD39097  Trifolium ciliolatum Beecher Crampton 1964-4-8 6922 Yolo 4 miles west of Winters, State Highway 128. Comment
  UCR219526  Trifolium depauperatum Jean V. Shepard 2004-3-21 636 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east on unpaved entrance road, to Dept. of Defence fence, and 30 yards south 12 Comment
  UCD35917  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1111 Yolo 1.5 miles north of Davis. Comment
  UCD38308  Trifolium depauperatum var. depauperatum Beecher Crampton 1954-4-8 1757 Yolo 2 miles NE of Davis. 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
  UCD23220  Trifolium depauperatum var. truncatum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33172  Trifolium depauperatum var. truncatum Beecher Crampton 1967-5-3 7853 Yolo 2 miles west of Winters. Comment
  UCD96997  Trifolium depauperatum var. truncatum Christopher Michael Bronny 2011-4-25 32 Yolo Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCR225256B  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD108538  Trifolium depauperatum var. truncatum Fleur Ng'weno 1989-5-1 DQ 25 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD108893  Trifolium fragiferum Beecher Crampton 1962-7-10 s.n. Yolo UC Davis, Agronomy Experimental Areas, Forage Crops Teaching Nursery. Comment
  UCD108894  Trifolium fragiferum Beecher Crampton 1974-6-24 s.n. Yolo UC Davis. Hunt Hall. Comment
  UC631610  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo roadside in suburbs Davis Comment
  UCD21373  Trifolium fucatum J. Shepard 2001-3-23 413 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. Growing in the southeast corner of park. 12 Comment
  UCD21384  Trifolium fucatum J. Shepard 2001-3-26 426 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. Growing in the southeast corner of the park; 10 yards west of Department of Defense fence and 20 yards north of Road 36. 12 Comment
  UCD21403  Trifolium fucatum J. Shepard 2001-5-6 447 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
  UCD41001  Trifolium fucatum Carol W. Witham 2003-4-11 931 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR179185  Trifolium fucatum Carol W. Witham 2003-4-11 931 Yolo Sacramento Valley, DFG Tule Ranch vernal pools, c. 8 miles SE of Davis, SE of junction of county roads 38 & 105 5 Comment
  UCD108998  Trifolium fucatum C. P. Dutt 1928-4-15 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD109036  Trifolium fucatum E. H. Stanford 1940-4-28 s.n. Yolo North of Davis. Comment
  UCD33056  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon Station. Comment
  UCD39966  Trifolium glomeratum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 296,673. Comment
  CHSC79306  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Woodland, railroad station. Comment
  UCD109738  Trifolium gracilentum Collector Unknown 1925-5-11 1736 Yolo Davis. Comment
  UCD21262  Trifolium gracilentum J. Shepard 2000-4-30 152 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. Along a rutted dirt track going south. 12 Comment
  UCR119080  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Sacramento Valley, Woodland; railroad station. 15 Comment
  SEINET7413849  Trifolium gracilentum B. Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract Comment
  UCD33045  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Woodland, railroad station. Comment
  UCD149375  Trifolium hirtum Dick Bloom 1952-5-1 s.n. Yolo City of Guinda. 191 Comment
  UCD109769  Trifolium hirtum W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  CHSC79308  Trifolium microcephalum Beecher Crampton 1966-4-20 7660 Yolo 2 miles west of Winters. Comment
  UCD168493  Trifolium microcephalum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9283 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Southeast-facing rock face above Bray Canyon. Area has burned three times in past three years. 233 Comment
  UCD73666  Trifolium microcephalum 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
  UCD33046  Trifolium microcephalum Beecher Crampton 1966-4-11 7640 Yolo Yolo County, 2 miles north of Rumsey, foothill flat above Cache Creek. Comment
  UCD33060  Trifolium microcephalum Beecher Crampton 1966-4-20 7660 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD39965  Trifolium parviflorum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 302-565. Comment
  UCD39899  Trifolium pilulare Beecher Crampton 1978-4-17 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery, row B-11. Comment
  CDA28028  Trifolium resupinatum D. G. Kelch 2007-4-4 7 .112 Yolo Davis; Portage Bay East near Russell Blvd. Comment
  UCD109377  Trifolium subterraneum Collector unknown Date unknown s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD146739  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
  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
  CHSC79318  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo 1 mile S.W. of Saxon Station. Comment
  UCD109538  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD34223  Trifolium willdenovii Beecher Crampton 1978-5-8 9576 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  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
  UCD38893  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD58032  Trifolium willdenovii Ellen Dean; K. Mawdsley 2007-4-6 3571 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD72413  Trifolium willdenovii Ellen Dean; Kate Mawdsley 2008-4-16 4818 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
  UCR148123  Trifolium willdenovii Beecher Crampton 1982-3-22 9819 Yolo Sacramento Valley, 2 mi west of Winters on road 87 60 Comment
  UCR219528  Trifolium willdenovii Jean V. Shepard, Ellen Dean, Barry Rice, P. Unger, R. Unger, B. Salvia 2004-3-28 649 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd.(Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road, and 100 yards south 11 Comment
  UCR220401  Trifolium willdenovii Jean V. Shepard 2001-3-26 425 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., 0.3 mi east along County Road 36 12 Comment
  RSA636067  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 181 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53m on County Rd #53, Comment
  SBBG115575  Trifolium willdenovii B. Crampton 1982-3-22 9819 Yolo 2 mi W of Winters on Rd 87 Comment
  SEINET9341395  Trifolium willdenovii Unknown 1966-4-28 7682 Yolo 1 mi SW of Saxon Station. Vernal meadow, adobe soil.