Search Results — 2000 specimen records retrieved (1387 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD33836  Abutilon theophrasti Beecher Crampton 1973-7-30 8990 Yolo Yolo County, Davis, one plant along Covell blvd. Comment
  UCD34114  Abutilon theophrasti Beecher Crampton 1976-8-9 9407 Yolo Road 29 W of Hwy. 113. Comment
  SEINET944090  Acacia dealbata June McCaskill 1954-1 226 Yolo In parking on south side of 3rd Street just west of B Street, Davis Comment
  SEINET947386  Acacia neriifolia Marian Mors 1959-1 s.n. Yolo University of California campus, Davis Comment
  SBBG4085  Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Hwy 16, 1.7 mi NW of Rumsey Comment
  CDA35553  Acer macrophyllum W. M. Lowray 1965-3-28 Yolo Cache Creek. 0 Comment
  SEINET7894023  Acer macrophyllum Schank 1959-3-29 s.n. Yolo About 4 mi. W of Winter, near the stream ascending from Putah Canyon. 366 Comment
  SBBG14320  Acer negundo L. B. Hendrix 1962-4-28 26 Yolo University of Californica campus, Davis Comment
  UC917125  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California campus, Davis Comment
  RSA273224  Acer negundo subsp. californicum Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  SEINET3195241 Image available Acer negundo var. californicum David Lawfer 1952-3-19 127 Yolo Bank of Putah Creek, 4 miles west of Davis Comment
  UCD22770  Acer paxii A. T. Leiser Date Unknown s.n. Yolo Map 81, Environmental Horticulture building at UC Davis. Comment
  SEINET6700517 Image available Achillea millefolium G. Cook 1959-3-28 3 Yolo Collected 4 miles from Winters, along highway 128 351 Comment
  UCD128291  Achillea millefolium J. Buck 1996-5-9 5 Yolo City of Davis, off of Covell Boulevard. 15 Comment
  UCD150941  Achillea millefolium D. S. Park; D. Potter 2010-4-22 22 Yolo 128 roadside east, edge of parking area. Small population. Disturbed. 86 Comment
  UCD73616  Achillea millefolium Ellen Dean; Elizabeth Goebel 2008-4-7 4743 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, near Dry Creek road crossing. 76 Comment
  RSA0028971  Achnatherum coronatum Lois Weston 1942-4-20 1131 Yolo Davis. Comment
  RSA695591  Achyrachaena mollis Keith E. Hoffmaster 1939-4-15 923 Yolo Davis Comment
  UCD103782  Acmispon americanus var. americanus A. S. Crafts 1926-7-8 484 Yolo University Farm Campus, Davis. Comment
  UCD104096  Acmispon brachycarpus M. Wiesendanger 1927-5-4 638 Yolo Putah Canyon. Comment
  SEINET957851  Acmispon brachycarpus F. W. Gould 1938-1 273 Yolo One-half mile north-east of Rumsey. Comment
  UCD168486  Acmispon glaber Ellen Dean 2017-3-15 9275 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 Bray Canyon. 209 Comment
  SD133938  Acmispon grandiflorus var. grandiflorus Barbara Ertter, Annetta Carter 1989-5-28 8529 Yolo Rayhouse Road, 4.3 miles from Highway 16, east side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mile below crest at large roadcut. 730 Comment
  UCD21533  Acmispon wrangelianus J. Shepard 2001-5-6 449 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
  UCD62726  Acmispon wrangelianus Alan Yip; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  UCD84333  Acmispon wrangelianus Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD35424  Acroptilon repens Beecher Crampton 1956-7-13 3718 B Yolo Harbor Blvd. and Deluth St., West Sacramento. Comment
  CDA6756  Acroptilon repens R. Perkins 1971-9-16 Yolo California Fruit Exchange, Winters. 0 Comment
  CAS-BOT-BC133141  Adenostoma fasciculatum Roxana Stinchfield 1916-6-26 354 Yolo Foothills west of Dunnigan near Buckeye Cr. Comment
  SEINET240104 Image available Aegilops neglecta Beecher Crampton 1961-5-8 T.O. 2623 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row E-84; USDA plant introduction #170-194. Comment
  CDA8338  Aegilops triuncialis Robin Breckenridge 2008-5-12 PDR# 1313561 Yolo Capay, 23585 Hwy 16. 0 Comment
  UCD51569  Aegilops triuncialis Beecher Crampton 1972-5-28 8809 Yolo Road 95 west of Airstrip. Comment
  UCR152065  Aegilops triuncialis Beecher Crampton 1961-4-28 5859 Yolo 2 mi west of city of Winters, along Road 87 Comment
  RSA273213  Aesculus californica Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  SBBG9308  Aesculus californica S. Wagener 1955-5-15 58 Yolo Putah Cyn, St Hwy 128, 19.6 mi W of Davis Comment
  SEINET1908055  Aesculus californica Gary Bolton 1975-1 32 Yolo Interior coast range, 2.3 miles east of Napa County line on State Highway 128 Comment
  UCD136654  Aesculus californica Clinton C. Shock 1980-5-3 78 Yolo State Highway 16, 4.7 miles south of Yolo county line. Along Cache Creek. 152 Comment
  UCD23469  Aesculus californica Jean V. Shepard 2003-9-9 617 Yolo UC Davis campus, north of Hutchison Hall by loading dock. Comment
  UCD58031  Agoseris heterophylla Ellen Dean; K. Mawdsley 2007-4-6 3570 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
  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
  UCD97906  Agrostemma githago var. githago Beecher Crampton 1964-8-11 s.n. Yolo Department of Biochemistry Experimental Plots on UC Davis campus. Comment
  UC1151660  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo along the railroad 1.3 mi s Dunnigan Comment
  UCD41037  Agrostis avenacea Carol W. Witham 2003-4-26 969 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD51795  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo 1.3 miles south of Dunnigan. Comment
  SEINET242446  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2453 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET4339460  Agrostis densiflora B. Crampton 1964-6-2 s.n. Yolo Cultivated at UC Davis old Agrostis nursery (A-4), seed from type specimen 3102, collected July 27, 1955 in Mendocino county 4 miles south of Fort Bragg, 1.5 miles north of Caspar along Hwy 1 near Jughandle Creek Comment
  UCD160365  Agrostis gigantea Jean Shepard 2006-6-25 794 Yolo City of Davis, yard, 1800 block Myrtle Place. 15 Comment
  UCD53531  Agrostis stolonifera Leonard 1919-6-13 x 3066 Yolo Davis. Comment
  UCD53534  Agrostis stolonifera Leonard 1919-6-13 x 3067 Yolo Davis. Comment
  UCD59340  Aira caryophyllea Ellen Dean; Kate Mawdsley 2007-5-11 3764 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
  UCD39774  Ajuga reptans Beecher Crampton 1964-4-23 s.n. Yolo Ground cover planting about Freeborn Hall. Comment
  UCD116181  Alcea rosea C. P. Pease 1995-6-6 s.n. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  SEINET8470107 Image available Alisma triviale Walter Russell 1948-8-16 Yolo 2 miles north of Davis Comment
  UCD137994  Alisma triviale C. B. Heiser Jr. 1947-7-22 1965 Yolo north of Davis. Comment
  SEINET10755098  Allium cepa Stephanie Frischie 2000-9-27 Frischie 71 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD135954  Allium neapolitanum Barry Rice 2012-4-14 BR 120402 Yolo Exact location unknown. 11 Comment
  CAS-BOT-BC472799  Allium neapolitanum Peter H. Raven 1955-4-17 8278 Yolo Davis Comment
  UCD138562  Allium neapolitanum Beecher Crampton 1971-4-7 s.n. Yolo Davis. Comment
  UCD34136  Allium neapolitanum Beecher Crampton 1977-4-1 9460 Yolo Davis. Comment
  SEINET194961  Allium parvum A. A. Heller 1938-5-21 15104 Yolo Plain about the airfield W of Chester Comment
  UCD81599  Allium sanbornii Collector Unknown 1949-1 s.n. Yolo Woodland. 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
  UCD48259  Allium serra Ryan Knox; E. McDermott, G. Walden 2002-4-13 13 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. ).5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 465 Comment
  CAS-BOT-BC475458  Allium serra Annetta Carter 1938-5-7 1361 Yolo Cache Creek canyon, 3.6 miles north of Rumsey, Inner North Coast range 152 Comment
  UCD110023  Alnus rhombifolia Janine Sabaloni 1975-8-6 s.n. Yolo U.C. Davis Arboretum. Comment
  UCD110027  Alnus rhombifolia J. T. Shugrue 1960-5-16 65 Yolo Across from Apiary, University of California campus, Davis. Comment
  UCD20402  Alnus rhombifolia Warren G. Roberts and Eda Lim 1977-1-18 s. n. Yolo Yolo County, UC Davis Arboretum. Comment
  UCD55985  Alopecurus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. 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
  UCD84321  Alopecurus saccatus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD114090  Alyssum simplex Arthur M. Shapiro 1986-3-31 s.n. Yolo Broderick, near Marina Inn parking lot, ca. 500 feet from west bank of Sacramento River and ca. 350 feet north of West Capitol Avenue. Comment
  SEINET242179  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo City of Davis, University of California Sprinkler Plots Comment
  UCD81844  Amaranthus albus Ellen Dean; M. Showers, G. Harrington 2009-6-3 5762 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCD39251  Amaranthus albus Beecher Crampton 1956-11-6 3885 Yolo 2.5 miles northwest of Davis. Comment
  UCD20608  Amaranthus blitoides E. Dean; with M. Bibbo 2002-7-5 1155 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD97190  Amaranthus blitoides A. S. Crafts 1926-7-8 424 Yolo University Farm Campus, Davis. Comment
  RSA97930  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Woodlan Sewage Disposal area, 1.5 miles east of city of Woodland. Comment
  UCD36113  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Yolo County, 1.5 miles east of city of Woodland, in vicinity of sewage disposal. Comment
  UCD81063  Amaranthus hybridus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5597 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
  UCD97774  Amaranthus retroflexus R. N. Raynor 1941-8-11 s.n. Yolo near Clarksburg. Comment
  UCR197933  Amaranthus retroflexus Beecher Crampton 1952-10-11 853 Yolo Sacramento Valley, 1 mi north of Davis, waste lot 12 Comment
  UCD97755  Amaranthus retroflexus R. B. Griffith 1949-5-28 31 Yolo University Farm, Davis. Comment
  UCD147054  Amaranthus tuberculatus var. rudis Robert E. Preston 2007-10-4 2582 Yolo 2.5 mi S of Clarksburg, along Sacramento River, at boat ramp; river's edge. Comment
  UCD128822  Ambrosia psilostachya P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  UCD81557  Ambrosia psilostachya W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  CDA19940  Ambrosia psilostachya R. Breckenridge 2002-7-3 PDR 1204564 Yolo Northern California; Co Rd 79 in Brooks. 0 Comment
  UCD38531  Ambrosia psilostachya Beecher Crampton 1955-10-13 3177 Yolo Davis. Comment
  UC1191600  Ammannia coccinea Malcolm A. Nobs and S. Galen Smith 1949-7-18 1004 Yolo n. Winters (Sacramento Valley); Sacramento Valley Comment
  UC735740  Ammannia coccinea Chas. Heiser 1927-7-8 1952 Yolo n. Davis Comment
  UCD102885  Ammannia robusta P. B. Kennedy 1916-7-21 s.n. Yolo Yolo County. Comment
  SJSU10984  Ammi visnaga H. P. Allmendinger 1972-8-20 109 Yolo 6 mi S of Winters Comment
  UCD35421  Ammi visnaga Beecher Crampton 1956-7-13 3713 Yolo Yolo bypass. Comment
  UCD81949  Ammi visnaga Gordon Harrington 2009-7-23 87 Yolo SE edge of city of Woodland. At intersection of County Roads 103 and 25, on N side of 25. At entrance to City of Woodland preserve. 9 Comment
  CAS-BOT-BC26852  Amsinckia congruens Alice Eastwood 1927-3-28 14240 Yolo Near Winters Comment
  UCR206545  Amsinckia eastwoodiae George K. Helmkamp, E. A. Helmkamp 2009-3-17 14408 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  SEINET3828383  Amsinckia intermedia George K. Helmcamp, E. A. Helmkamp 2012-1 18775 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland Madison 7.5. 65 Comment
  UCD80940  Amsinckia intermedia Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5343 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD19505  Amsinckia intermedia Terry Reedy 1974-4-4 64 Yolo University of California, Davis campus; bend in road south from Hutchison Dr. to Institute of Ecology. 19 Comment
  UCD82326  Amsinckia intermedia Robin McMaster 1973-4-15 316 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD144438  Amsinckia lycopsoides Carol W. Witham 2003-4-11 935 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET12519223  Amsinckia lycopsoides Stephen R. Chapman 1963-1 23 Yolo North side of Willow Slough, 0.5 mile west of County Road 102 Comment
  UCD119769  Amsinckia menziesii K. Twitchell 1996-4-21 16 Yolo Davis, Road 96. Near Russell Blvd. 22 Comment
  UC1178224  Amsinckia tessellata var. gloriosa Peter M. Ray 1950-4-15 1706 Yolo 6 mi n Rumsey (on Cal Hwy #16, n side of canyon of Cache Creek); Cache Creek Comment
  UC405429  Ancistrocarphus filagineus Blankinship 1893-4-15 Yolo Capay Comment
  POM57371  Ancistrocarphus filagineus C. F. Baker 1903-5-8 2888 Yolo Cache Creek cannon [Canyon] Comment
  UCD56039  Andropogon glomeratus Beecher Crampton 1953-10-29 1732 Yolo Putah Canyon 7-8 miles west of Winters. Comment
  SEINET10868929  Andropogon glomeratus var. pumilus Alan A. Beetle 1946-7-13 Beetle 4691 Yolo 1 mile below Cannon Ball Point, spring seepage assoc. Cynodon dactylon & Gaspalum distichum. Comment
  UCD56099  Andropogon virginicus R. Tofsrud 1948-9-1 s.n. Yolo Putah Creek Canyon. Comment
  SEINET5717760 Image available Anemopsis californica J. M. Tucker 1976-1 4371 Yolo From a planting at west end of courtyard of Robbins Hall, 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
  UCD60338  Angelica californica Ellen Dean; Kate Mawdsley 2007-5-11 3783 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CDA6813  Anthemis cotula D. G. Kelch 2007-5-18 7 .327 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD159499  Anthemis cotula D. S. Park 2010-8-25 249 Yolo West Sacramento. E main St. Under bridge. Abundant along water. 2 Comment
  UCR257088  Anthemis cotula George K. Helmkamp, Mary Alice Barnes 2013-5-8 20525 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UC630434  Apiastrum angustifolium Ethel Crum, Annetta Carter 1938-5-7 1370 Yolo 3.5 mi n of Rumsey (Inner North Coast Range, Comanche Hills); Inner North Coast Range, Comanche Hills 213 Comment
  SEINET955762  Apocynaceae June McCaskill, Roman Gankin 1961-1 634 Yolo University of California, Davis. 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
  UCD39746  Arachis hypogaea Beecher Crampton 1954-8-2 s.n. Yolo P.F. Knowles Oil Exper. Plot, UC Agronomy, Davis. Comment
  UCD56692  Arctostaphylos manzanita Ellen Dean 2006-10-27 3301 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  UCD73676  Arctostaphylos manzanita Ayzik Solomeshch 2004-5-5 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
  UCD51069  Arctostaphylos stanfordiana subsp. bakeri Susan Sturgeon 1974-2-13 s.n. Yolo Manzanita area, south bank near 3 large Pinus and 1 valley oak in direct line with large cottonwood across the creek. Comment
  UCD34783  Aristida ternipes var. gentilis Beecher Crampton 1989-8-22 10228 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  UCD37680  Aristida ternipes var. gentilis Beecher Crampton 1961-6-6 5895 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD56872  Aristida ternipes var. gentilis Beecher Crampton 1953-8-24 1600 Yolo 2 miles west of Winters. Comment
  UC1116682  Aristida ternipes var. hamulosa Beecher Crampton 1961-6-6 5895 Yolo 2 mi w Winters Comment
  UCD164524  Aristolochia californica Craig D. Thomsen 2009-5-15 2915 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  CDA15450  Artemisia biennis A. M. Shapiro 1992-9-28 s.n. Yolo Central Valley; West Sacramento, near E levee of Yolo Bypass, N of W. Capitol Ave. 0 Comment
  CAS-BOT-BC90269  Artemisia douglasiana Roxana Stinchfield 1916-6-25 333 Yolo Buckeye Creek - Goodin Ranch Comment
  UCD59358  Artemisia douglasiana Ellen Dean; Kate Mawdsley 2007-5-11 3782 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
  CDA11163  Artemisia vulgaris G. F. Hrusa 1993-11-1 11575 Yolo Central Valley; Originally dug alongside railroad at Tisdale Dr. S. Sacramento. Current site of Meadowview Light Rail Station. Comment
  UCD73034  Arthrocnemum subterminale Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4915 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
  SEINET11696156  Arundo donax var. versicolor Unknown 1962-11-3 s.n. Yolo city of Davis Comment
  UCD39910  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo City of 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
  UC1313033  Asclepias curassavica Patricia Williams 1965-1-11 Yolo Grown in pots in Botany Deptartment greenhouse University of California campus, Davis, Yolo County, California Comment
  UCD97108  Asclepias fascicularis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7008 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  CDA39843  Asclepias fascicularis T. C. Fuller 1958-7-1 1237 -58 Yolo 6 miles west of Woodland. 0 Comment
  UCD121329  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo Along S.P. railroad tracks, near Davis. Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UCD38950  Asclepias fascicularis Beecher Crampton 1961-9-19 5981 Yolo 2 miles northwest of Davis, County Road 31. Comment
  UC1245154  Asclepias linaria June McCaskill and Katherine Onaga 1962-11-6 661 Yolo just e Solano Park bridge (University of California campus, Davis, Arboretum); University of California campus, Davis, e of Solano Park bri Comment
  UCD149329  Asclepias speciosa Collector Unknown 1925-6-13 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD41154  Asclepias speciosa N. Williams 2002-6-12 232 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  HSC36205  Asclepias speciosa John Rehling 1975-7-21 100 Yolo Near the S Pacific tracks just W of Davis. Comment
  UCD121374  Asclepias speciosa C. B. Heiser Jr. 1947-6-14 1935 Yolo Davis. Comment
  CDA16242  Aster chilensis G. F. Hrusa 1997-12-13 14134 Yolo Sacramento Valley; Tule Canal. On bank of S levee along canal. 0 Comment
  CAS-BOT-BC177881  Astragalus didymocarpus var. didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field northeast of West Davis School Comment
  UCD35849  Astragalus douglasii Beecher Crampton 1965-4-27 7292 Yolo 3 miles n.w. of Dunnigan County Road 86. Comment
  UCD149354  Astragalus douglasii var. douglasii Collector Unknown 1952-1 s.n. Yolo City of Dunnigan. 62 Comment
  CDA26658  Astragalus douglasii var. douglasii C. Justus 1968-5-14 Yolo #NAME? 0 Comment
  UCD160477  Astragalus gambelianus Ellen Dean; Craig Thomsen 2015-3-21 8593 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 182 Comment
  UCD38433  Astragalus gambelianus Beecher Crampton 1955-4-15 2501 Yolo Yolo County; UC Davis campus, south end of the Campbell Tract. Comment
  UCD105342  Astragalus tener var. ferrisiae Elwood Peters 1954-4-27 s.n. Yolo Causeway. Comment
  UCD84343  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD39175  Astragalus tener var. tener Beecher Crampton 1953-5-5 1212 Yolo 1.5 miles northeast Davis. Along Road 102. Comment
  UCD40987  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72412  Astragalus tener var. tener Ellen Dean; Kate Mawdsley 2008-4-16 4817 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
  UCD37593  Athysanus pusillus Beecher Crampton 1955-4-14 2493 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  UCD56699  Athysanus pusillus Ellen Dean; M. Bibbo 2007-3-23 3392 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD18481  Atriplex A. M. Shapiro 1988-8-1 s.n. Yolo West Sacramento, vacant lot. Comment
  UCD34572  Atriplex argentea Beecher Crampton 1985-9-5 10017 Yolo Yolo County, 3.5 miles S.E. of Woodland on road 25, (T9N R2E sect. 11). Comment
  UCR119108  Atriplex cordulata Beecher Crampton 1952-10-24 872 Yolo Sacramento Valley, 1.5 miles north of city of Davis, along Southern Pacific Railroad property. 15 Comment
  SEINET3140452  Atriplex depressa H. Stutz 1993-10-29 95979 Yolo Woodland Comment
  RSA10422  Atriplex joaquinana C. B. Wolf 1928-5-8 2151 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  RSA612728  Atriplex joaquinana H. C. Stutz 1991-5-30 95515 Yolo Woodland Comment
  UCD21413  Atriplex joaquinana J. Shepard 2001-6-16 466 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south 400 yards and about 10 yards west of Department of Defense fence, between 2 large vernal pools. 12 Comment
  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
  UCD62895  Atriplex joaquinana Erica Smith 2007-7-12 10 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  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
  UCD81018  Atriplex joaquinana Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5359 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCD97477  Atriplex joaquinana Robert E. Preston 1993-7-25 626 Yolo SE of Woodland, N of Willow Slough, in field NW of jct Roads 25 and 103. 9 Comment
  UCD35224  Atriplex lentiformis Beecher Crampton 1954-10-24 2298 Yolo Yolo county; UC Davis campus, slopes of old channel of Putah Creek. Comment
  CAS-BOT-BC168432  Atriplex parishii var. depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  SEINET4135668  Atriplex parishii var. depressa Howard C. Stutz 1993-9-2 95911 Yolo 5 mi. SE of Woodland.; 0 Comment
  UCD143966  Atriplex prostrata Ellen Dean; T. Starbuck 2013-10-26 8014 a Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. In Putah Creek Vegetation Survey Plot LRF 4E. 6 Comment
  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
  SBBG115957  Atriplex rosea B. Crampton 1985-9-5 10018 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  UCD82141  Atriplex rosea Jean Shepard 2009-8-8 826 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, growing in a 4-foot mound of topsoil used as an archery backstop. 12 Comment
  UCD97667  Atriplex rosea P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCR212354  Atriplex rosea Erica Smith 2007-6-28 07 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  SEINET4135953  Atriplex rosea Beecher Crampton 1985-9-5 10018 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  SEINET7297397 Image available Avena barbata Beecher Crampton 1956-1 3236 Yolo Grassy bank along county road 29, 3 miles northwest Davis 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
  RSA385410  Avena fatua Glenn A. Gorelick 1966-6-1 s.n. Yolo Davis. Comment
  UCD147280  Avena fatua Carol W. Witham 2003-4-11 950 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37834  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD56334  Avena fatua Alice Warrick 1979-5-19 28 Yolo Davis. 1 mile south of Hwy. 80 overpass. Old Davis Road. 13 Comment
  UCD80908  Avena fatua Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5312 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  SEINET3919689  Avena fatua David Charlton 1990-3-3 4163 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80.; 0 15 Comment
  SEINET4116766  Avena fatua M. P. Dunford 1961-1 1038 Yolo Dry, steep hillside, slope 30 degrees N,1/4 mi W of Monticello Dam, State Hwy 128. 91 Comment
  UCD37514  Avena sativa Beecher Crampton 1961-4-3 5849 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  SACT000421  Avena sativa 1925-5-9 Yolo Comment
  UCD81539  Baccharis douglasii W. W. Robbins; W. D. Norton 1928-8-1 1425 Yolo near Clarksburg. Comment
  UCD33998  Baccharis glutinosa Beecher Crampton 1975-8-22 9245 Yolo Yolo County, county road 104 1 1/2 miles north of county road 28. Comment
  UCD38760  Baccharis glutinosa Beecher Crampton 1957-10-25 4642 Yolo West Sacramento, fields along the US Hwy. 40 freeway. Comment
  CAS-BOT-BC98216  Baccharis salicifolia Roxana Stinchfield 1916-6-25 340 Yolo Mouth of Buckeye Cr. in creek gravel. Comment
  UCD97584  Bassia hyssopifolia R. N. Raynor 1941-8-11 s.n. Yolo near Clarksburg. Comment
  SEINET7239928 Image available Bellis perennis Schank 1959-3-29 s.n. Yolo Davis 9 Comment
  UCD129457  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough. Comment
  UCR197976  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough Comment
  UCD144274  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  SEINET8215206  Bolboschoenus fluviatilis C. R. Kovacic 1969-5-14 46 Yolo near west end of Yolo Causeway, Interstate Highway 80, 4.3 miles east fo Davis. Comment
  SEINET8225701  Bolboschoenus fluviatilis Jo Nixon 1951-5-19 25 Yolo under Yolo causeway (highway #40), 7 miles east of Davis. 15 Comment
  SEINET8574352 Image available Bolboschoenus fluviatilis C. F. Ehling 1951-5-19 46 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD148274  Bolboschoenus glaucus Robert E. Preston 2013-8-18 2937 Yolo Yolo Bypass, 0.1 mi N of I-80, 0.5 mi E of west levee. 12 Comment
  UCD35964  Bolboschoenus glaucus Beecher Crampton 1952-10-31 902 Yolo Yolo County. Comment
  UCD140013  Bolboschoenus maritimus Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9128 Yolo Along north-south lateral (rd.) 0.9 mile north of Hebron siding (Sacramento Northern Railway). 1.9 miles east of Woodland flanking waste water disposal areas on both sides of road. 10 Comment
  UCD140034  Bolboschoenus maritimus subsp. paludosus H. B. Nidever 1951-5-19 33 Yolo 2 miles north of Davis. Comment
  UCD56829  Bothriochloa laguroides subsp. torreyana Beecher Crampton 1973-8-6 s.n. Yolo UC Davis campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD73105  Brachypodium distachyon Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4896 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
  UCD114607  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
  UCD114752  Brassica nigra K. Twitchell 1996-4-21 13 Yolo Road 96, near Russel Blvd, Davis. 22 Comment
  UCD13306  Brassica nigra Bill Chally 1989-6-2 23 Yolo Yolo CO. T8N, R2W, sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  RSA482911  Brassica nigra Glenn A. Gorelick 1966-3-6 s.n. Yolo 3 miles W of Davis, Hwy 128 (Russell Blvd.) Comment
  UCD114738  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  RSA638774  Briza minor Michael A. Vincent, Ethan H. Freid 1998-4-7 8157 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD147284  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
  UCD57422  Briza minor Elizabeth Wilson Fall 1936 s.n. Yolo Davis. Comment
  SACT000471  Briza minor 1925-4-9 Yolo Comment
  UCD160169  Brodiaea elegans subsp. elegans Laura Losmozos 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD70206  Brodiaea elegans subsp. elegans D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD73701  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UC1155614  Bromus G. L. Stebbins Jr. 1943-4-15 Yolo University of California, Davis Comment
  UCD34471  Bromus Beecher Crampton 1985-4-17 9915 Yolo Yolo County, Davis, 3rd. street near A street and University ave. Comment
  UCD60272  Bromus Beecher Crampton 1974-7-9 s.n. Yolo UC-Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery. Comment
  SEINET242019  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  RSA655135  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Davis. Along railroad embankment. Comment
  SEINET238356 Image available Bromus arizonicus Beecher Crampton 1953-4-19 1114 Yolo City of Davis. Comment
  UCD35378  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Yolo County, Davis. Comment
  UCD57696  Bromus arizonicus Beecher Crampton 1972-4-5 8781 Yolo Davis. College Park and Eureka Ave. Comment
  UCD57699  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Davis. Comment
  UCR119124  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  UCD58013  Bromus carinatus Gus H. Wendt 1915-4-17 s.n. Yolo Davis campus. Comment
  UCD59130  Bromus carinatus var. marginatus E. G. Cakin 1947-4-29 s.n. Yolo University Farm, University of Calif. at Davis, Davis. Comment
  UCD21528  Bromus caroli-henrici Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. 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-BC155810  Bromus catharticus Beecher Crampton 1970-3-9 8534 Yolo UC Davis. Dairy road. Comment
  CDA11342  Bromus catharticus G. F. Hrusa 1995-3-17 12023 Yolo Lawn grass at 178 1/2 Elm Street, Woodland. Lawn overgrown in very wet winter, this species flowered before cutting. 30 Comment
  SACT000487  Bromus catharticus Brian Brown 1975-12-27 Yolo dry habitat Comment
  UCD58363  Bromus catharticus K. Esau 1937-5-3 s.n. Yolo Davis. Comment
  UCD58393  Bromus catharticus Beecher Crampton 1955-3-24 2341 Yolo UC-Davis Campus. Lath house of horticulture. Comment
  UCD58405  Bromus catharticus Carl Schoner 1975-1-13 s.n. Yolo Esparto area. Comment
  CHSC8170  Bromus diandrus Dave Isle 1969-5-6 429 Yolo 40 yards S. of E. 8th St. and Eureka St. intersection on W. side of Eureka St., Davis. 45 Comment
  HSC101405  Bromus diandrus J. P. Smith 2011-4-27 13140 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  RSA697040  Bromus diandrus Keith E. Hoffmaster 1946-4-15 1067 Yolo Davis. Comment
  UCD21198  Bromus diandrus J. Shepard 2000-2-28 52 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot, in archery ranges. Near rows of Lombardy poplars. 12 Comment
  UCD32891  Bromus diandrus Beecher Crampton 1965-5-7 7313 Yolo Yolo County, Davis. Comment
  UCD37800  Bromus diandrus Beecher Crampton 1962-4-10 6128 Yolo Yolo County, city of Davis, vacant lot on 6th Street. Comment
  UCD58598  Bromus diandrus Cay Collette 1975-4-5 2 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 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
  UCR237586  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18606 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD58529  Bromus diandrus M. Wiesendanger 1927-4-29 s.n. Yolo Woodland. Comment
  SEINET3922490  Bromus haenkeanus Beecher Crampton 1955-3-24 2341 Yolo City of Davis, University of California campus, Horticulture Lath House.; 0 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
  HSC101406  Bromus hordeaceus J. P. Smith 2011-4-27 13141 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  RSA696344  Bromus hordeaceus Lois Weston 1942-4-20 1123 Yolo Davis. Comment
  UCD21194  Bromus hordeaceus J. Shepard 2000-2-19 48 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, found north of parking lot to north of entrance road. 12 Comment
  UCR118895  Bromus hordeaceus Beecher Crampton 1985-4-17 9915 Yolo Sacramento Valley, Davis. 3rd Street near A Street and University Ave. 15 Comment
  SEINET242432 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1978-11-4 T.O. 4778 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD58863  Bromus japonicus Beecher Crampton 1956-6-20 s.n. Yolo Davis. Agronomy Division Grass Garden. Comment
  UCD58944  Bromus laevipes R. Tofsrud 1947-5-8 s.n. Yolo Near Rumsey. Comment
  SEINET238857 Image available Bromus madritensis Beecher Crampton 1956-5-31 3494 Yolo 3.5 miles west of city of Winters Pleasant Valley Road. Comment
  UCD162341  Bromus madritensis Craig Thomsen 2006-5-10 2639 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD59275  Bromus racemosus M. Wiesendanger 1927-4-29 605 Yolo Davis. Comment
  SEINET219758 Image available Bromus rubens F. P. Guerrero 1961-4-25 14 Yolo Near Monticello Dam State Highway 128 ca. 15 miles west of Winters. 183 Comment
  UCD59567  Bromus rubens E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD59570  Bromus rubens M. Wiesendanger 1927-5-4 653 Yolo Putah Canyon. Comment
  UCD81438  Bromus rubens M. Wiesendanger 1927-5-4 s.n. Yolo Putah Canyon. Comment
  CAS-BOT-BC161622  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo In the triangle, Southern Pacific Rail Road Station. Davis. Comment
  RSA733913  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Davis, along railroad. Comment
  UCD36844  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  UCD59718  Bromus sterilis Beecher Crampton 1957-3-12 3897 Yolo Triangle, Southern Pacific R. R. Station, Davis. Comment
  UCR152294  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Sacramento Valley, city of Davis, Southern Pacific Railroad Triangle 16 Comment
  HSC47940  Bromus tectorum Michael A. Watkins 1978-6-16 27 Yolo At the corner of F St. and Covell in the city of Davis Comment
  SEINET242021 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20 Comment
  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
  CAS-BOT-BC438637  Calandrinia ciliata Alice Eastwood 1927-3-28 14238 Yolo Near Winters Comment
  CHSC59795  Calandrinia ciliata Seri Rudolph 1975-4-9 3 Yolo Univ of Calif Davis campus. 9/10 mi s of Hutchinson Rd on rd marked 'University Airport, Bee Biology, A Phi O Area'. Plants more or less in groups beside rd. Comment
  UCD100151  Calandrinia ciliata A. A. Beetle 1945-3-8 4200 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD146827  Calandrinia ciliata Carol W. Witham 2003-4-7 890 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56770  Calandrinia ciliata Ellen Dean; M. Bibbo 2007-3-23 3462 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
  HSC83329  Calandrinia ciliata Patricia Kirchgatter 1975-4-12 1 Yolo Intersection of Rd. 113 and Russell Boulevard 14 Comment
  UCD67388  Calandrinia ciliata Christine Armer 1992-4-18 1 Yolo Davis, Putah Creek Road near Stevenson Bridge Road, edge of orchard. 15 Comment
  HSC93545  Calendula arvensis G. Fred Hrusa 1994-6-11 11887 Yolo south of Environmental Horticulture Dept. 50 Comment
  UCD41006  Callitriche marginata Carol W. Witham 2003-4-11 936 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD82191  Callitriche marginata J. Shepard 2004-3-21 644 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  UCR219527  Callitriche marginata Jean V. Shepard 2004-3-21 644 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 c. 20 yards west of Dept. of Defence fence, 0.4 mi south, and c. 40 yards north of County Road 36 12 Comment
  UCD39217  Calochortus amabilis Beecher Crampton 1953-4-7 1060 Yolo Capay Valley. Comment
Read comments Feb 17 2006
  SEINET8194291  Calochortus amabilis Unknown 1967-4-19 s.n. Yolo Winters area. 213 Comment
  UCD59308  Calochortus luteus Ellen Dean; Kate Mawdsley 2007-5-11 3732 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCD20870  Calochortus splendens N. Nicola 2001-8-5 87 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  RSA233007  Calochortus tolmiei D. A. Young 1969-5-4 P 356 Yolo 2.5 miles northwest of Woodland, along Highway 16 south of Madison 274 Comment
  SEINET9359698  Calycadenia oppositifolia Unknown 1954-5-6 1827 Yolo Yolo Comment
  CAS-BOT-BC270869  Calycadenia pauciflora Roxana Stichfield 1916-7-1 368 Yolo [D'Ayly?] Sheep Ranch, above Buckeye Creek Comment
  UCD129820  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 miles southwest of Brooks, 1.5 miles north of Berryessa Peak, southwest facing serpentine ridge, 300 yards east of road. 640 Comment
  UCD137912  Calycanthus occidentalis M. Ramos 1996-5-7 9 Yolo Mix Canyon Road. 396 Comment
  UCD137920  Calycanthus occidentalis Richard E. Tanner 1955-6-5 71 Yolo on North Quad, across from Soils and Irrigation Building, UC Campus. Comment
  UCD20582  Calycanthus occidentalis E. Dean; with M. Bibbo 2002-7-5 1125 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 502 Comment
  RSA97983  Calycanthus occidentalis E. M. Gifford, Vernon Cheadle 1951-6-4 s.n. Yolo Putah Creek, Davis. Comment
  UCD100313  Calyptridium quadripetalum Mark A. Hershkovitz ca. 10 Jun 1991 Yolo Yolo (?) Co.: nr. Lake and Napa Cos.: Along Rayhouse Rd. (becomes Reiff Rd.) e. of descent to Knoxville-Berryessa Rd. Comment
  UCD100320  Calyptridium quadripetalum Jack Major 1966-6-6 s.n. Yolo On serpentine, northwest of Reid Mine, northwestern Yolo County (near Lake and Napa counties). 618 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
  POM256525  Camissonia graciliflora E. K. Crum 1938-5-7 2006 Yolo Comanche Hills, Inner North Coast Range, 3.5 miles northwest of Rumsey 213 Comment
  POM248193  Camissonia ignota Robert F. Hoover 1938-4-23 3199 Yolo Grade on Rumsey - Arbuckle Road. Comment
  RSA41320  Camissonia intermedia Robert F. Hoover 1938-4-23 3195 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UCD168499  Camissoniopsis intermedia Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9290 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
  CAS-BOT-BC184980  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo Agronomy experimental areas, Davis Campus. Comment
  UCD114166  Capsella A. A. Beetle 1945-3-8 4201 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD114125  Capsella bursa-pastoris S. H. Frederick 1912-3-2 2 Yolo Davis. Comment
  UCD14253  Capsella bursa-pastoris Wayne Padgett 1974-5-7 35 Yolo Yolo County, University of California at Davis campus, in experimental garden area behind Briggs Hall; Comment
  UCD167656  Capsicum frutescens Paul G. Smith 1959-1 SA 218 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Belo Horizonte, Brazil. Said to come from Santa Luzia, Minas Gerais. Probably wild type. Comment
  UCR179182  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo Sacramento Valley, UC Davis greenhouse 18 Comment
  UCD20159  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo UC Davis greenhouse. Contaminant in greenhouse soil. Comment
  CDA3645  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  UCD33534  Carduus pycnocephalus Beecher Crampton 1969-6-2 8454 Yolo ca. 5 miles west of Davis at jct. of rds. 97 and 31. Comment
  UCD85576  Carduus pycnocephalus Alan P. Godlewski 1974-5-5 s.n. Yolo Growing near Putah Creek approximately 5 miles West of Winters. Comment
  UCD85579  Carduus pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo North side of River Rd., e. limits of Woodland. Comment
  UCD141698  Carex barbarae Ellen Dean; M. Taylor 2013-6-21 7810 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  RSA374497  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Bypass near Bryte, just northwest of Sacramento, bed of the bypass 1 mile west of the Sacramento River., (Near 121d 34 W, 38d 36 N). Comment
  UCD140168  Carex barbarae J. McGrath 1963-3-8 6 Yolo adjacent to Putah Creek. State Highway 128, 8 miles west of Winters. Comment
  UCD140506  Carex lenticularis var. limnophila Cay Collette 1975-5-31 22 Yolo Knight's Landing. 25' from Sacramento River. 15 Comment
  UCD141593  Carex nudata Ellen Dean; A. Ayalon 2013-5-16 7764 Yolo Along Putah Creek, west of Old Davis Rd., east of Railroad overpass. UC Davis Putah Creek Reserve. In plot DRR 2E of Putah Creek vegetation survey. 15 Comment
  HSC79004  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  UCR37037  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD140752  Carex praegracilis Everett H. Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A. Comment
  CDA37690  Carthamus lanatus Robin Breckenridge 2005-5-6 s.n. Yolo Guinda, near the edges of Cache Creek. 0 Comment
  UCD142935  Carya illinoinensis Ellen Dean; T. Starbuck 2013-10-5 8003 Yolo UC Davis Restoria site on north side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #2A 15 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
  UCD39935  Cassia occidentalis Beecher Crampton 1964-10-27 s.n. Yolo UC Davis Campus, Veg. Crop grown. Comment
  UCD122265  Castilleja affinis R. H. Ramsey 1961-3-18 11 Yolo On steep, southwest slope of Cache Creek canyon; State Highway 16, 3 miles northwest of Rumsey. Comment
  CDA12107  Castilleja affinis subsp. affinis G. F. Hrusa 1989-4-16 5923 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  UCD122231  Castilleja applegatei Ethel H. Hyde 1937-5-1 s.n. Yolo Putah Canyon. Comment
  UCD58087  Castilleja applegatei Ellen Dean; K. Mawdsley 2007-4-6 3625 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  UCD82080  Castilleja applegatei Robin McMaster 1973-4-15 303 Yolo 3 mi NW Rumsey on Hwy 16. 152 Comment
  JEPS22033  Castilleja applegatei subsp. martinii Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-22 6276 Yolo 2.5 mi nw Rumsey (just e of mouth of Pocket Gulch, along Calif Hwy 16, in canyon of Cache Creek); Cache Creek 160 Comment
  JEPS77482  Castilleja applegatei subsp. martinii Douglas W. James Jr. 1973-4-10 34 Yolo Lake Berryessa, on small dirt road just below the bridge below dam Thompson Canyon 228 Comment
  RSA654129  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  UCD122273  Castilleja applegatei subsp. martinii J. Buck 1996-5-12 8 Yolo Below Monticello Dam, off of Highway 128. 30 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
  SEINET12350271  Castilleja attenuata Unknown 1998-4-28 7 Yolo near base of Monticello Dam Comment
  UCD122445  Castilleja exserta Michael A. Vincent; Ethan H. Freid 1998-4-7 8154 Yolo Above St. Rt. 128, 4 road miles west of Winters. Comment
  UCD15017  Castilleja exserta Jon Alexander 1978-4-15 5 Yolo at Vernon Nichols Park, on Road 54, 1 mile south of Guinda. 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
  SEINET5739668 Image available Castilleja exserta subsp. exserta C. B. Shah 1960-1 5 Yolo Hilly area, sloping south side toward creek, near scout cabin along Cache Creek Canyon, State Hwy 16, ca. 2 miles NW of Rumsey.; Rumsey 122 Comment
  HSC90179  Castilleja foliolosa Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  JEPS8774  Castilleja foliolosa W. L. Jepson 1934-7-28 16745 Yolo Rumsey Comment
  JEPS88822  Castilleja foliolosa T. I. Chuang and F. M. Chuang 1991-6-23 7836 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  UCD122534  Castilleja foliolosa M. Ramos 1996-5-7 8 Yolo Mix Canyon Road. 396 Comment
  UCD168488  Castilleja foliolosa Ellen Dean 2017-3-15 9278 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  UCD56756  Castilleja foliolosa Ellen Dean; M. Bibbo 2007-3-23 3448 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD58085  Caulanthus lasiophyllus Ellen Dean; K. Mawdsley 2007-4-6 3623 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  UCR219514  Caulanthus lasiophyllus Jean V. Shepard 2000-3-24 091 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., 0.1 mi east along unpaved entrance road 12 Comment
  UCD114681  Caulanthus lasiophyllus Robert E. Preston 1984-5-4 439 Yolo Cold Canyon, ca. 0.4 mile S of Highway 128. 121 Comment
  UCD33157  Caulanthus lasiophyllus Beecher Crampton 1967-4-20 7833 Yolo 1 mile NW of Davis, jct. of Road 31 and Hwy. 99. 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
  RSA0054820  Ceanothus cuneatus Lois Weston 1942-4-24 1168 Yolo Putah can. Comment
  UCD34944  Ceanothus griseus var. horizontalis Beecher Crampton 1992-5-27 s.n. Yolo Yolo County, Davis. Comment
  CHSC83129  Ceanothus maritimus Andrew T. Leiser 1979-3-22 Yolo B6, R32, P37, UCD. 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
  UCD34782  Cenchrus longispinus Beecher Crampton 1989-8-22 10227 Yolo Yolo County, 6 miles west of Winters on Hwy. 128, opposite public access road at mouth of Putah Creek Canyon. Comment
  CAS-BOT-BC276976  Centaurea calcitrapa A. S. Crafts No date on label s.n. Yolo Near Davis Comment
  CDA18071  Centaurea calcitrapa J. Young 1999-6-29 PDR 1224552 Yolo Dunnigan. 0 Comment
  CDA7093  Centaurea calcitrapa L. Moore 1953-4-1 Yolo 1 mile east of Guinda. 0 Comment
  CDA7094  Centaurea calcitrapa A. S. Crafts 1932-6-6 Yolo 1 mile east of Davis. 0 Comment
  UCD130001  Centaurea calcitrapa Beecher Crampton 1961-2-20 s.n. Yolo 3.5 miles north of Davis, around barn. Comment
  UCD130012  Centaurea calcitrapa C. J. W. 1915-8-1 s.n. Yolo Davis near canal. Comment
  UCD38832  Centaurea calcitrapa Beecher Crampton 1958-7-24 5044 Yolo 4 miles north of Davis. 0.9 miles east U.S. Hwy 99W. Comment
  CDA7225  Centaurea iberica G. D. Barbe 1984-4-25 4153 Yolo 0.3 mile east of ranch headquarters, Glide Ranch; east of Road 106, 1.4 miles south of Road 36; also around corral west of headquarters. Comment
  UCD81043  Centaurea melitensis Agnieszka Zalicka; with PLB 102 class 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. On a southeast-facing slope on the west side of Bray Canyon. 57 Comment
  UC735717  Centaurea solstitialis Charles B. Heiser Jr. 1947-5-30 1918 Yolo Davis 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
  UCR237588  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18604 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River 7 Comment
  UCR36581  Centaurea solstitialis A. C. Sanders 1984-6-18 5058 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CAS-BOT-BC284495  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA7318  Centaurea solstitialis M. K. Bellue 1931-9-4 Yolo Near Davis. 0 Comment
  RSA273247  Centaurea solstitialis Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  UCD130083  Centaurea solstitialis W. T. P. 1916-10-1 s.n. Yolo Davis. 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-BC279100  Centromadia parryi subsp. rudis Elmer I. Applegate 1923-9-21 4012 Yolo Near Dixon Comment
  CAS-BOT-BC279104  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-BC279108  Centromadia parryi subsp. rudis H. M. Hall 1923-10-11 11919 Yolo W. end of Yolo Causeway 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
  SD27845  Centromadia pungens Carl B. Wolf 1928-5-8 2146 Yolo Sacramento Valley, 12 miles north of Dixon. 29 Comment
  UCD34255  Centromadia pungens Beecher Crampton 1978-6-26 9612 Yolo 4 miles S.E. of Woodland. 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
  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
  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
  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
  CAS-BOT-BC388243  Cerastium glomeratum W. D. Hamilton 1946-3-29 s.n. Yolo Putah Canyon Comment
  CAS-BOT-BC388244  Cerastium glomeratum Alice Eastwood 1927-3-28 14236 Yolo Near Winters Comment
  CDA30819  Cercis occidentalis M. Beyers 2010-4-3 338 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. 54 Comment
  RSA170981  Cercis occidentalis Robert F. Thorne, Percy C. Everett, K. Thorne 1964-10-18 34144 Yolo Along Cache Creek, 12 miles SSE of junction of Hwys 20. and 16, 3 miles NW of Rumsey. 107 Comment
  RSA181686  Cercis occidentalis L. Williams 1927-3-20 s.n. Yolo Putah Canyon Comment
  SEINET803186  Cercis occidentalis W. P. Hachett 1960-1 26 Yolo In an exposed shallow basin 20 Feet from roadside and ca. 50 yards from Cache Creek. On State Highway 128 ca. 6.1 miles north from Rumsey. 137 Comment
  UC723821  Cercis occidentalis Joseph Andorfer Ewan 1934-3-18 8688 Yolo 8 mi above Winters; Putah Creek Comment
  UCD105630  Cercis occidentalis Beecher Crampton 1952-10-28 893 Yolo Yolo County, 5 miles west of city of Winters, on south bank of Putah Creek. Comment
  UCR207823  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-3-24 14447 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD48195  Cercocarpus betuloides var. betuloides Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 12 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD22838  Ceropegia Roman Gankin 1962-1 s.n. Yolo Comment
  SEINET2029500 Image available Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Steep north-facing slope; Cache Creek Canyon, 3.6 miles north of Rumsey, Inner North Coast Range 213 Comment
  RSA140834  Chamaesyce serpillifolia John H. Thomas 1960-8-30 8871 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UCD34228  Chamomilla suaveolens Beecher Crampton 1978-5-8 9581 Yolo 1/4 mile south of Saxon Station. Comment
  UCD38523  Chenopodium X pseudostriatum Beecher Crampton 1956-1-3 3214 Yolo 3/4 mile north of Davis. Comment
  UCD21334  Chenopodium album J. Shepard 2000-6-30 318 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, below a 4 foot mound of topsoil. 12 Comment
  CAS-BOT-BC230033  Chenopodium album Beecher Crampton 1958-11-10 5138 Yolo UC Davis Campus, Pomology Comment
  SFV8397  Chenopodium album R. Beaver 1965-5-19 161 Yolo Sacramento Valley Along dry creek bed about 200 yards south of Barthel Mobile Park, south of Davis. 15 Comment
  RSA771183  Chenopodium ambrosioides Barbara Ertter 1988-10-21 7988 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UCD73836  Chenopodium berlandieri Jean Shepard 2008-7-22 819 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
Read comments Jun 18 2010
  UCD97875  Chenopodium foliosum Beecher Crampton 1967-6-23 s.n. Yolo UC - Davis campus, old greenhouse foundations, Landscape Hort. 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
Read comments Jun 16 2010
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  UCD21524  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UCD38929  Chenopodium rubrum Beecher Crampton 1961-10-25 6059 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCD98367  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UCD21322  Chenopodium vulvaria J. Shepard 2000-6-2 285 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 south of entrance road. 12 Comment
  UCD57918  Chloris gayana P. B. Kennedy 1934-9-5 s.n. Yolo Davis. Comment
  UCD57914  Chloris truncata R. Tofsrud 1942-9-1 s.n. Yolo Davis. Comment
  CDA1899  Chloris virgata Arthur M. Shapiro 1996-7-4 s.n. Yolo Road 29, opposite end of F Street, approximately 2 miles north of Davis. 0 Comment
  SBBG21232  Chloris virgata B. Crampton 1955-8-23 Yolo 3 mi N of Davis; US Hwy 99 Comment
  UCD57949  Chloris virgata A. M Shapiro 1996-7-4 s.n. Yolo Northern California, approximately 2 miles north of Davis, opposite end of F Street, Road 29. Comment
  UCD62908  Chlorogalum pomeridianum var. pomeridianum Christa Lindsey; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD34249  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD170328  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD114616  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Woodland, at Cross and East streets. Comment
  CHSC100176  Chorizanthe membranacea John Dittes 2007-5-20 1451 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ridge between Thompson Canyon and Brey Canyon; ca. 6.6 air miles northwest of Winters, ca. 1.7 air miles northeast of Monticello Dam; ca., 1.2 air mile west of Stove Spring. 537 Comment
  UCD20381  Chorizanthe membranacea K. Esau 1934-5-8 s. n. Yolo Putah Canyon. Comment
  UCD99747  Chorizanthe membranacea K. Esau 1935-5-8 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCR212370  Chorizanthe membranacea Ayzik Solomeshch 2005-4-10 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  RSA167175  Chorizanthe membranacea Jack Maze 1963-4-27 21 Yolo ca. 2 miles east of Recreation Beach, State Highway 128 Comment
  UCD99781  Chorizanthe membranacea Jack Maze 1963-4-27 21 Yolo ca. 2 miles east of Recreation beach, State Highway 128. Comment
  UCD130488  Cichorium intybus Daryl Koutnik; John Sowell 1978-10-27 565 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  SEINET12090856  Cinnamomum camphora J. M. Tucker 1951-1 2018 Yolo Davis, UCal Campus Comment
  UCD39743  Cinnamomum zeylanicum Beecher Crampton 1978-10-25 s.n. Yolo Collected Univ. Hawaii Agric. Exper. Sta. Kauai Branch Sta. Near Wailua. Plantation of shrubs to 8 ft. Comment
  UCD130560  Cirsium arvense R. N. Raynor 1941-5-28 s.n. Yolo Davis. Comment
  UC91571  Cirsium cymosum var. cymosum J. W. Blankinship 1893-5-16 Yolo Woodland Comment
  UCD20577  Cirsium occidentale var. venustum E. Dean; with M. Bibbo 2002-7-5 1118 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.4 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  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
  UCD62785  Clarkia affinis Susan Zhang; Plant Biology 102 students 2008-5-3 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD72448  Clarkia concinna Ellen Dean 2008-4-25 4871 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  UCD48060  Clarkia gracilis subsp. gracilis B. Takahashi; S. Burgess, A. Ryan, J. Pierner, A. Hufton 2000-4-29 2 Yolo Yolo Co/Napa Co line; McLaughlin Reserve, 1 mile (as the crow flies) N of the old town of Knoxville. 609 Comment
  POM32278  Clarkia gracilis subsp. gracilis C. F. Baker 1903-5-8 2891 Yolo Cache Creek canyon Comment
  SEINET9311530  Clarkia purpurea Unknown 1989-6-3 24 Yolo Yolo County Comment
  UCD105045  Clarkia unguiculata S. C. Hanson 1949-5-8 12 Yolo Throughout Putah Canyon. Comment
  SEINET5740172 Image available Clarkia unguiculata John R. Bowen 1973-1 26 Yolo State Hwy 16, 12 miles S of its junction with State Hwy 20, W side of Cache Creek Canyon.; Cache Creek Canyon 213 Comment
  UCD56703  Claytonia parviflora Ellen Dean; M. Bibbo 2007-3-23 3396 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  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
  UCD100727  Claytonia perfoliata Alan P. Godlewski 1974-4-15 1 Yolo behind Envir. Hort. On U.C. Davis campus. Comment
  UCD14402  Claytonia perfoliata Katherine Courtney 1983-4-22 1 Yolo 4 miles east of Winters along Highway 128; on the south side of the road. Comment
  CAS-BOT-BC440065  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo About 3 miles west of Winters, beside Putah Canyon road Comment
  SEINET215094 Image available Claytonia perfoliata subsp. perfoliata W. P. Hackett 1960-3-13 2 Yolo Davis, E of airport, Univ. of CA. at Davis. Comment
  UCD168445  Clematis lasiantha Ellen Dean 2017-3-15 9268 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  SEINET5718384 Image available Clematis lasiantha Don C. Elfving 1964-1 51 Yolo Cache Creek, ca. 5 miles north of Rumsey.; Rumsey 152 Comment
  RSA0117398  Collinsia concolor Keith E. Hoffmaster 1939-4-6 918 Yolo Putah Canyon. Comment
  UCD168439  Collinsia sparsiflora Ellen Dean 2017-3-15 9261 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek on roadbank of east side of road. 82 Comment
  UC917151  Collinsia sparsiflora var. collina R. B. Griffith 1949-4-11 16 B Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek Comment
  CHSC79239  Comarostaphylis diversifolia subsp. planifolia Don K. Sexton 1956-3-25 204 Yolo Area 3, U. C. Arboretum, Davis. Comment
  SEINET13203112 Image available Conium maculatum George K. Helmkamp, Mary Alice Barnes 2013-1 20516 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
  UCD126335  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  CAS-BOT-BC216008  Convolvulus C. R. Quick 1974-7-21 74 -2 Yolo East levee of Elk Slough, west side of levee-top road (Road 144), south of Road 142, Merritt Island, about 20 mile SSW of Sacramento Comment
  UCD126207  Convolvulus arvensis M. Ramos 1996-5-25 24 Yolo north side of Davis. 12 Comment
  RSA394808  Convolvulus arvensis Glenn A. Gorelick 1966-6-1 s.n. Yolo On campus at U.C. Davis. Comment
  SFV8756  Convolvulus arvensis D. Barber 1974-5-28 41 Yolo Sacramento Valley Davis. Alogn bike path at corner of Russell Boulevard and La Rue Road. Comment
  UCD126186  Convolvulus arvensis David Barnett 1982-5-11 46 Yolo West Davis on Road 97 0.2 mile north Road 32. 15 Comment
  UCD126188  Convolvulus arvensis M. P. Bellue 1931-9-4 s.n. Yolo Davis. Comment
  UCD126199  Convolvulus arvensis P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg, Sacramento River. Comment
  UCD34107  Convolvulus arvensis Beecher Crampton 1976-6-7 9400 Yolo Yolo County, Davis, College Park and Russell blvd., vacant lot on N.W. corner. Comment
Read comments Jun 24 2008
  UCD67917  Convolvulus arvensis Greg Vita 1978-5-21 32 Yolo Route 128, 3.3 miles east of Monticello Dam. Foothill woodland, full shade, along river. 60 Comment
  UCR219957  Conyza bonariensis Ayzik Solomeshch 2004-5-14 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  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
  CDA21267  Conyza canadensis G. F. Hrusa, C. & E. Dogwin 2007-10-24 17084 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side of Sacramento River, approx. 1 mi. N of Hood (Sacramento Co.). 7 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
  CDA16255  Conyza canadensis G. F. Hrusa 1997-10-13 14122 Yolo Sacramento Valley; 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
  UC1312928  Coprosma X kirkii J. M. Tucker 1966-5-7 3945 Yolo 1101 Ovejas Avenue, Davis Comment
  CHSC79211  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo 4 miles SE of Woodland. Comment
  UCD33598  Coreopsis Beecher Crampton 1970-6-22 8623 Yolo UC Davis campus, Dairy barn lawn. Comment
  UC1360402  Coriandrum sativum June McCaskill and Katherine Onaga 1968-4-22 732 Yolo Davis; nw corner of intersection of Russell Blvd. and State Highway 113, in rubble of torn down Chinese restaurant Comment
  SFV8561  Coriandrum sativum N. Schaad 1966-5-3 33 Yolo Sacramento Valley Comstock Golf Course, U. S. Highway 99W, 3 miles north of Davis. 15 Comment
  UCD127340  Coriandrum sativum Maghetti 1914-7-1 s.n. Yolo Fenugreek plots, Davis Farm. Comment
  RSA696101  Cornus glabrata Keith E. Hoffmaster 1939-4-26 939 Yolo Putah Canyon. Comment
  SEINET11248504 Image available Cotoneaster pannosus Charles C. Adamson 1960-5-22 39 Yolo County Road 98, 1.5 miles west of Davis Comment
  UCD130878  Cotula australis Chas. Heiser Jr. 1947-2-15 1878 Yolo Davis. Comment
  UCD21571  Cotula coronopifolia A. M. Shapiro 2003-4-20 s.n. Yolo Vacant lot SE of Buehler Alumni and Visitors' Center on the UC Davis campus. Comment
  UCD81416  Crassula aquatica J. Shepard 2003-4-27 599 -B Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east .2 mi along unpaved entrance road, then south along the north-south access road. 12 Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD101829  Crassula connata A. A. Beetle 1945-2-15 4182 Yolo Putah Creek Canyon, west of Winters. Comment
  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
  UCD146833  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
  UCD160468  Crassula connata Ellen Dean; Craig Thomsen 2015-3-21 8588 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  UCD161173  Crassula tillaea Jean Shepard 2010-3-24 833 Yolo City of Davis. Myrtle Pl. Comment
  UC735715  Cressa truxillensis Charles B. Heiser Jr. 1947-6-10 1932 Yolo West Sacramento 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
  UCD126215  Cressa truxillensis Charles B. Heiser Jr. 1947-7-10 1932 Yolo West Sacramento. Comment
  UCD21329  Cressa truxillensis J. Shepard 2000-6-3 300 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 boundary by Air Force facility and thence 500 feet south to disked and dry vernal pool. 12 Comment
  UCR51827  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo Sacramento River floodplain, N of Yolo bypass c. 20 mi. north of Sacramento along Hwy I-5. Under Southern Pacific Railroad trestle. Comment
  UCD34262  Cressa truxillensis Beecher Crampton 1978-6-27 9617 Yolo 4 miles S.E. of Woodland. Comment
  UCD162345  Crocanthemum scoparium Craig Thomsen 2006-6-8 2655 Yolo Camp Haswell Otis Ranch Regional Park. West side of Cache Creek. Vicinity of ridgeline trail Comment
  UCD160107  Croton setiger Taylor Wolzen 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 113 Comment
  UCD19198  Croton setiger June McCaskill 1988-4-15 s.n. Yolo up Putah Canyon Rd. 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
  UCD142199  Croton setiger C. J. W. 1913-10-1 308 Yolo Davis. Comment
  UCD67915  Croton setiger Allen Hahus 1978-5-22 31 Yolo Near city of Davis, 0.5 miles N of Covell Blvd. along rd 99. Valley Grassland. 15 Comment
  SEINET4565751  Crypsis schoenoides B. Crampton 1952-10-24 868 Yolo Sacramento Valley; 1.5 miles north of the city of Davis, along Southern Pacific Railroad property. 15 Comment
  UCD19294  Crypsis schoenoides Jim Sherar 1991-9-1 s.n. Yolo Yolo Causeway. 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
  UCD81885  Crypsis schoenoides Ellen Dean; Chiao-Yi Cheng, Jennifer Billick 2009-6-17 5770 Yolo Woodland Regional Park. City of Woodland property located on the E side of County Road 102, just S of County Road 25. 9 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
  UCD36494  Crypsis vaginiflora Beecher Crampton 1953-10-15 1695 Yolo Yolo County, Capay, along Cache Creek. Comment
  UCD59988  Crypsis vaginiflora W. D. Norton 1938-6-20 s. n. Yolo Yolo Co. Comment
  UCD81850  Crypsis vaginiflora Ellen Dean; M. Showers, G. Harrington 2009-6-3 5769 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Along E edge of drainage pond. 9 Comment
  POM64395  Cryptantha excavata C. F. Baker 1903-5-8 2886 Yolo Cache Creek cannon [Canyon] Comment
  RSA733634  Cryptantha flaccida Keith E. Hoffmaster 1946-3-29 76 Yolo Putah Canyon, near Napa County line. Comment
  UC762406  Cryptantha flaccida R. F. Hoover 1938-4-23 3198 Yolo grade on Rumsey to Arbuckle road Comment
  UCD160092  Cryptantha flaccida Mayra Huerta 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch headquarters. 99 Comment
  UCD63070  Cryptantha flaccida Ellen Dean 2008-4-9 4779 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  SBBG117253  Cryptantha flaccida B. Crampton 1958-4-21 4718 Yolo 6.5 mi NW of Rumsey, Hwy 16 Comment
  UCD37176  Cryptantha flaccida Beecher Crampton 1958-4-21 4718 Yolo Yolo County, 6.5 miles northwest of Rumsey, Highway 16. Comment
  UC596356  Cryptantha microstachys R. F. Hoover 1938-4-23 3190 Yolo grade on Rumsey, Arbuckle road Rumsey Comment
  SEINET10848439  Cucurbita pepo Stephanie Frischie 2000-9-27 Frischie 69 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD112249  Cupressus macnabiana Christopher Mallek 2008-5-13 s.n. Yolo Cedar Basin (incl. Smith Flat). 597 Comment
  UCD160556  Cupressus macnabiana G. Ledyard Stebbins 1954-2-1 s.n. Yolo Cedar Basin. No county given in original location information. This could be a Cedar Basin in a different county. Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia Comment
  CAS-BOT-BC224387  Cuscuta Beecher Crampton 1985-9-5 10019 Yolo 3.5 miles S.E. of Woodland on road 25 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
  UCD35449  Cuscuta brachycalyx Beecher Crampton 1956-9-27 3872 Yolo 3 miles west of Davis. Comment
  CAS-BOT-BC224422  Cuscuta californica Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland Comment
  UCD38922  Cuscuta campestris Beecher Crampton 1961-10-25 6041 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. 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
  CDA33840  Cuscuta japonica R. Breckenridge & K. Filippini 2010-10-4 PDR# 1313511 Yolo West Sacramento; South River Road & Babel Slough Rd. 0 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
  POM302060  Cynodon barberi A. A. Beetle 1945-8-20 4022 Yolo Davis, on Univ. of Calif. farm Comment
  UCD60011  Cynodon barberi A. A. Beetle 1942-10-1 1895 Yolo Near Davis. Comment
  JEPS84688  Cynodon dactylon John W. Willoughby 1977-4-27 2325 Yolo foothills n of State Highway 128, 1.3 mi e junction with Pleasants Valley Road (County Road 86); Vaca Mountains 48 Comment
  SACT000832  Cynodon dactylon Brian Brown 1975-10-10 Yolo dry habitat Comment
  UCD37781  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Yolo County, city of Davis. Comment
  UCD60100  Cynodon dactylon Beecher Crampton 1970-6-24 8624 Yolo U. C. Davis Campus. 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
  UCD47945  Cynoglossum grande Yumee Kim; L. Bachman, and P. Lalbhai 2002-4-13 10 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south stream on the W side of the road. 487 Comment
  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
  UCR36570  Cyperus eragrostis A. C. Sanders 1984-6-18 5064 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  RSA127046  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing 15 Comment
  UCD141040  Cyperus erythrorhizos B. Crampton 1954-9-28 2281 Yolo 5 miles eact of Davis. Comment
  UCD37279  Cyperus erythrorhizos Beecher Crampton 1958-9-29 5120 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  CHSC79377  Cyperus esculentus Beecher Crampton 1980-8-1 9755 Yolo Davis. Comment
  UCD38266  Cyperus esculentus Beecher Crampton 1953-10-21 1724 Yolo Davis. Comment
  UCR148106  Cyperus ferax Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, south of University airport 2 Comment
  CHSC83150  Cyperus odoratus Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, S.E. of University airport. Comment
  UCD60191  Dactylis glomerata Collector unknown 1941-8-1 s.n. Yolo Davis Farm. Comment
  UCD60291  Dactylis glomerata P. Stern 1988-5-22 13 Yolo Davis. Comment
  CAS-BOT-BC445500  Damasonium californicum Mrs. H. C. Cantelow 1940-5-13 s.n. Yolo 9 1/2 miles w. of Sacramento Comment
  UCD20586  Datisca glomerata E. Dean; with M. Bibbo 2002-7-5 1129 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD126514  Datura ferox Beecher Crampton 1953-10-15 1693 Yolo 2 miles west of Madison. Comment
  UCD126522  Datura stramonium K. Esau 1929-10-1 s. n. Yolo Putah Canyon. Comment
  UCD126533  Datura stramonium M. Phillips 1929-10-1 2067 Yolo Putah Canyon. Comment
  UCD127409  Daucus pusillus H. A. Borthwick 1925-5-25 1857 Yolo Putah Canyon. Comment
  UCD59315  Daucus pusillus Ellen Dean; Kate Mawdsley 2007-5-11 3739 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD67904  Delairea odorata E. Dean 1996-12-12 365 Yolo City of Davis, UC Davis campus. Comment
  UCD41115  Delphinium X belladonna K. Arhangelsky 2002-5-9 210 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  LA207398  Delphinium hansenii Mehlquist; Baker 314 Yolo 3.5 mi. W of Winters Putah Creek Canyon Comment
  JEPS84646  Delphinium hansenii John W. Willoughby 1977-5-12 2392 Yolo along State Hwy 128 just E of jct with Pleasants Valley Road (County Road 86) Vaca Mountains 45 Comment
  UCD95772  Delphinium hansenii H. Lewis; G. Mehlquist 1941-5-9 s.n. Yolo State Highway #28, 3.6 miles W of Winters. Comment
  LA38203  Delphinium hesperium Mehlquist; Baker 315 Yolo Putah Creek Canyon, 8 mi. W of Winters Comment
  UCD95865  Delphinium hesperium M. Wiesendanger 1927-5-4 640 Yolo Putah Canyon. Comment
  CAS-BOT-BC10236  Delphinium hesperium LeRoy Abrams 1928-5-8 12612 Yolo Hills between Woodland and Davis Comment
  UCD34233  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  CHSC52461  Delphinium patens subsp. patens Keith G. Weinstock 1975-5-4 4 Yolo State Highway 128, 12.6 miles southwest of Road 89 and Road 32 intersection. Comment
  CAS-BOT-BC192648  Deschampsia danthonioides Roxana S. Ferris 1926-4-24 6467 Yolo 3 miles south of Dunnigan Comment
  HSC9595  Deschampsia danthonioides J. V. Lenz 1947-4-24 Yolo Alkali area N of Davis, US 99W. Comment
  JEPS72968  Deschampsia danthonioides W. L. Jepson 1940-5-17 19931 Yolo 7 mi. e. Davis (w. end of Yolo Causeway, near Plumtree R.R. flag station) 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
  UCD62798  Deschampsia danthonioides R. M. Love 1944-4-1 Yolo W of Capay. Comment
  UCD62764  Deschampsia danthonioides var. gracilis R. Tofsrud 1942-5-1 79 Yolo Yolo Bypass. Comment
  UCD139219  Dichelostemma capitatum R. B. Griffith 1949-3-20 4 Yolo Putah Canyon. Comment
  UCD139204  Dichelostemma capitatum subsp. capitatum Rolf Y. Berg 1963-2-10 s.n. Yolo along Solano Lake, between resort and Pleasants Valley Road, Putah Creek Canyon. Comment
  SEINET205134  Dichelostemma multiflorum W. R. Hildreth 1963-4-7 10 Yolo Road 102 0.2 miles south of Road 28. Comment
  UC333352  Dichelostemma volubile unknown 1891-5-28 Yolo Capay Valley Comment
  UCR226141  Dichelostemma volubile Chris Mosser, Plant Biology 102 students 2008-5-3 001 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam, Bray Canyon, west side of Bray Creek 101 Comment
  HSC3102  Dichelostemma volubile W. R. Rogers 1965-6-25 251 Yolo Fisk Creek Ridge, 6 mi. S Hwy. 16 Comment
  UCSB31096  Dichelostemma volubile Mann, L.; Cheadle, Vernon 1961-5-10 Yolo Willowbank Comment
  UCD63906  Digitaria eriantha Beecher Crampton 1957-10-30 Yolo Agronomy Experimental Areas, Davis campus. Comment
  UCD63937  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Davis High School, Davis. Comment
  CAS-BOT-BC209025  Digitaria sanguinalis Clarence R. Quick 1968-8-25 68 -09 Yolo Merritt Island near junction of county roaads #140 & 142, 3.5 miles south of Clarksburg Comment
  CHSC79404  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo 1.5 miles north of city of Davis, along U. S. Highway 99W. Comment
  SEINET238877 Image available Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo UC Davis agronomy field. Comment
  UCD63967  Digitaria sanguinalis C. B. Heiser Jr. 1946-9-3 Yolo Davis. Comment
  UCD63981  Digitaria sanguinalis Beecher Crampton 1967-9-13 8183 Yolo UC-Davis Agronomy field. Comment
  UCD63995  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell Blvd. divider strip. Comment
  UCD64002  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. 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
  SBBG21237  Distichlis spicata B. Crampton 1954-9-30 Yolo 3 mi N of Davis 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
  UCD81033  Distichlis spicata Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5580 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
  UCD64489  Distichlis spicata var. stricta R. N. Raynor 1939-9-10 Yolo 4 miles SE of Woodland. Comment
  UCD64490  Distichlis spicata var. stricta A. A. Beetle 1946-5-11 4703 Yolo Davis. By railroad tower. Comment
  SEINET9340548  Dittrichia graveolens Unknown 2003-12-3 Yolo Yolo Comment
  UCD168481  Dodecatheon hendersonii Ellen Dean 2017-3-15 9269 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
  UCD118837  Dodecatheon hendersonii C. G. Baughn 1949-4-11 10 Yolo 5.5 miles northwest of Rumsey. 129 Comment
  SEINET5743810 Image available Dodonaea viscosa Shirley C. Tucker 1963-1 5221 B Yolo Cultivated by Botany Building, University of California, Davis, campus, Davis.; Univ. of California, Davis Comment
  UCD37387  Downingia bicornuta Beecher Crampton 1960-5-9 5501 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD55050  Downingia concolor M. Phillips 1929-4-30 s.n. Yolo Putah Canyon. Comment
  UCD144781  Downingia insignis Carol W. Witham 2003-4-7 879 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21391  Downingia insignis J. Shepard 2001-4-27 435 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in a large vernal pool on east border of of park and Department of Defense land. 12 Comment
  UCD33961  Downingia insignis Beecher Crampton 1975-5-23 9199 Yolo Yolo County, 3/4 mile S.W. of Saxon Station. Comment
  UCR178857  Downingia ornatissima var. ornatissima Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCD144785  Downingia pulchella Carol W. Witham 2003-4-7 882 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD164892  Downingia pulchella Henry House 1995-5-3 1995- 3 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD36179  Downingia pulchella Beecher Crampton 1953-3-31 1049 Yolo Yolo County, Madison. Comment
  UCD84357  Downingia pulchella Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UC494211  Downingia pulchella E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UC494214  Downingia pulchella E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UCR226148  Draba verna Rick Karban 2006-5-24 s.n. Yolo UC Davis campus 17 Comment
  UCD72574  Draba verna Rick Karban 2006-5-24 s. n. Yolo UC Davis campus, volunteer in lath house. Comment
  CHSC59594  Duchesnea indica Lisa L. Serafini 1982-6-6 28 Yolo University of California, Davis campus, courtyard of Cuarto Hall. 16 Comment
  UC1949234  Dysphania ambrosioides Barbara Ertter 1988-10-21 7982 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD98712  Dysphania botrys H. A. Borthwick 1925-5-5 1854 Yolo Putah Canyon. Comment
  SEINET241772 Image available Echinochloa Beecher Crampton 1965-7-27 7472 c Yolo 5.1 miles east of Woodland. Comment
  SEINET241774 Image available Echinochloa Beecher Crampton 1965-8-18 7482 q Yolo 3 miles NW of Davis on County Rd. 99 between roads 30 and 31. Comment
  UCD32966  Echinochloa Beecher Crampton 1965-8-18 7488 Yolo 3 miles W of Knight's Landing. Comment
  HSC87775  Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo 1/2 mile east of University of California, Davis. Comment
  SBBG115752  Echinochloa colona B. Crampton 1965-10-5 7535 Yolo University of California Davis agronomy field house area Comment
  UCD37709  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Yolo County, 2.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD37756  Echinochloa colona Beecher Crampton 1961-10-25 6035 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  SEINET11696005  Echinochloa colona Unknown 1965-10-5 7535 Yolo UC Davis Agronomy field house area 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
  SEINET241773 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles east of Woodland. Comment
  UCD32911  Echinochloa crus-galli Beecher Crampton 1965-7-7 7433 Yolo Yolo County, UC Davis, Campbell tract around irrigation valve. Comment
  UCD32921  Echinochloa crus-galli Beecher Crampton 1965-7-7 7440 Yolo Yolo County, 8.2 miles west of Winters on Hwy. 128, Putah Creek Canyon. Comment
  UCD32949  Echinochloa crus-galli Beecher Crampton 1965-7-27 7470 Yolo Yolo County, 2.5 miles north of Davis. Comment
  UCD32963  Echinochloa crus-galli Beecher Crampton 1965-8-18 7484 Yolo 3 miles W of Knight's Landing. Comment
  UCD37710  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Yolo County, 5.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD60838  Echinochloa crus-galli Beecher Crampton 1957-9-16 4612 Yolo County Road 27, 8 miles northwest Davis. Comment
  UCD60844  Echinochloa crus-galli Beecher Crampton 1958-11-3 5131 Yolo Campbell Tract, UC-D campus. Comment
  UCD60848  Echinochloa crus-galli Beecher Crampton 1953-8-30 1630 Yolo Cultivated field, 4 miles north of Woodland. Comment
  UCD60872  Echinochloa crus-galli Beecher Crampton 1955-8-22 3134 Yolo UC - Davis campus. Comment
  UCD60873  Echinochloa crus-galli A. A. Beetle 1942-8-6 3812 Yolo Near Davis. Comment
  UCD60891  Echinochloa crus-galli G. F. Hrusa 1996-6-24 13073 Yolo North Coast Biodiversity Arena. Rd. 102 immed. S of intersection with Gibson Road. 15 Comment
  UCR152409  Echinochloa crus-galli Beecher Crampton 1955-8-22 3134 Yolo Sacramento Valley, city of Davis, University of California campus 16 Comment
  SEINET3928595  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of city of Davis, along Russell Boulevard.; 0 Comment
  UCD32765  Echinochloa crus-galli var. mitis Beecher Crampton 1954-7-20 2227 Yolo Yolo County, 1 mile north of Davis, along ditch. 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
  CDA180  Echinochloa oryzoides J. L. Harlan 1923-1 Yolo Woodland. 0 Comment
  RSA261480  Echinodorus berteroi Sonia Cook 1972-5-27 s.n. Yolo On N side of Putah Creek, S of Cal Aggie airstrip, University of California at Davis campus. Comment
  UCD35257  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo 5 miles east of Davis. Comment
  UCD61188  Ehrharta calycina George Mason 1959-3-11 Yolo Along drive at Sewage Treatment Plant, University of California campus, Davis. Comment
  SEINET240089 Image available Ehrharta longiflora Beecher Crampton 1951-1 T.O. 2036 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  UCD49593  Eleocharis engelmannii W. D. Norton 1927-8-1 765 Yolo Yolo County. 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
  UCD20748  Eleocharis macrostachya E. Dean; with M. Bibbo 2002-7-5 1146 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 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
  RSA262458  Eleocharis palustris R. F. Denno 1967-3-29 20 Yolo 4 miles west of Winters 46 Comment
  UCD34178  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Yolo County, Davis, UC Davis campus quad lawn. Comment
  UCD61265  Eleusine indica D. H. Hartmann 1941-8-10 Yolo Davis. 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
  UCD142965  Elodea canadensis Ellen Dean; N. Gonzales 2013-8-8 7938 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  CAS-BOT-BC203408  Elymus glaucus subsp. glaucus Roxana Stinchfield 1916-6-25 330 Yolo Buckeye Creek - Goodwin Ranch Comment
  CAS-BOT-BC213816  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Davis, Southern Pacific RR station Comment
  UCD36628  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Yolo County, city of Davis. Comment
  UCD62560  Elymus repens Beecher Crampton 1961-5-2 5862 Yolo Southern Pacific Railroad Station, Davis. Comment
  UCD38973  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo North city limits Davis, along County Road 31. Comment
  UC1153917  Elytrigia intermedia subsp. intermedia Beecher Crampton 1957-7-10 Yolo Agronomy Experimental Areas Davis Campus 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
  UCD105387  Epilobium brachycarpum Daryl Koutnik; John Sowell 1978-10-27 570 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD105383  Epilobium brachycarpum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Comment
  UCD33973  Epilobium campestre Beecher Crampton 1975-6-11 9212 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UCD142972  Epilobium canum Ellen Dean; K. MacMillen 2013-8-9 7945 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3B. 45 Comment
  UCD34064  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters along Hwy. 128. Comment
  UCD34221  Epilobium cleistogamum Beecher Crampton 1978-5-8 9572 Yolo 1/4 mile south of Saxon Station. 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
  UCD33972  Epilobium cleistogamum Beecher Crampton 1975-6-11 9211 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UCD161034  Epipactis gigantea Craig Thomsen 2006-6-30 2611 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  RSA0037239  Equisetum Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah can. Comment
  RSA0037240  Equisetum Keith E. Hoffmaster 1941-3-15 s.n. Yolo Sacramento river levee. Comment
  CAS-BOT-BC57095  Equisetum X ferrissii Clarence R. Quick 1969-6-14 69 -12 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  CAS-BOT-BC57096  Equisetum X ferrissii Clarence R. Quick 1969-6-4 69 -12 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD164520  Equisetum arvense Craig D. Thomsen 2006-8-16 2707 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 Comment
  CAS-BOT-BC56956  Equisetum arvense C. R. Quick 1972-7-22 72 -15 Yolo East bank of Merrit Island at junction of road 142 Comment
  UCD135611  Equisetum laevigatum Beecher Crampton 1975-1-20 9105 Yolo North of Elkhorn Bridge over the Sacramento River. IS Hwy.5. Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  CDA2075  Eragrostis June McCaskill 1976-9-9 s.n. Yolo Front yard of 731 A Stree, City of Davist. 0 Comment
  CAS-BOT-BC204451  Eragrostis cilianensis P. B. Kennedy 1915-1-1 s.n. Yolo Davis Comment
  RSA622136  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, University of California, experimental plot A-12, west of State Highway 113 Comment
  RSA653961  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo UC Davis agronomy field. Comment
  UCD149339  Eragrostis cilianensis Carl Schoner 1955-9-1 s.n. Yolo City of Woodland. 25 Comment
  UCD33146  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD37753  Eragrostis cilianensis Beecher Crampton 1961-10-25 6032 Yolo Yolo County, 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCD62940  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62986  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo Along County Road 27, 6 miles northwest of Davis. Comment
  UCR119091  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Sacramento Valley, UC Davis agronomy field. 15 Comment
  CAS-BOT-BC213549  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo 4 mi. S of Woodland Jct. county Roads 98 and 25A Comment
  SJSU3777  Eragrostis curvula C. W. Sharsmith 1963-6-15 7081 Yolo Sacramento Valley c. 1 mi S of Dunnigan Comment
  SJSU7533  Eragrostis curvula Lewis S. Rose 1967-6-11 67101 Yolo 2 mi NW of Woodland 6 Comment
  UCD34832  Eragrostis curvula Beecher Crampton 1963-6-11 6852 Yolo Yolo County, 1 mile south of Dunnigan along Hwy. 99W. Comment
  UCD63088  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo Yolo County, 4 miles south of Woodland, at junction of County Roads 98 and 25A. Comment
  UCD63097  Eragrostis curvula Beecher Crampton 1961-10-25 6038 Yolo 2.5 miles south of Woodland, along County Road 98. Comment
  SEINET4571589  Eragrostis mexicana B. Crampton 1953-10-16 1702 Yolo 4 miles east of city of Davis, along U.S. HWY 40 Comment
  UCD36491  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-15 1690 Yolo Yolo County, city of Davis, University of California campus, greenhouse flats. Comment
  UCD37511  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-3-20 5841 Yolo Yolo County, city of Davis, University of California Botany Greenhouse area. 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
  UCD63408  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD63440  Eragrostis minor Collector Unknown 1941-10-1 Yolo near Davis. Comment
  UCR197997  Eragrostis orcuttiana Beecher Crampton 1953-10-9 1665 Yolo Sacramento Valley, city of Davis, University of California campus 16 Comment
  UCD36485  Eragrostis pectinacea Beecher Crampton 1953-10-15 1684 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD65653  Eragrostis pectinacea var. miserrima Beecher Crampton 1961-8-29 5971 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  UCR119179  Eragrostis pilosa Beecher Crampton 1961-8-29 5971 Yolo Sacramento Valley, 1.5 miles south of Woodland, along County Road 99 15 Comment
Read comments Jul 6 2008
  SEINET242439 Image available Eragrostis poaeoides Beecher Crampton 1954-9-10 s.n. Yolo UC Davis campus, Agronomy experimental area, plant introduction nursery. Comment
  UCD37498  Eragrostis tef Beecher Crampton 1960-9-21 5781 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD73717  Erigeron bonariensis Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD159454  Erigeron canadensis D. S. Park 2010-8-5 209 -1 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 17 Comment
  UCD14586  Eriochloa Greg Elmore 1985-8-12 s.n. Yolo Yolo Co.; Road 101 between Roads 14 and 15, approximately 5 miles north of the town of Woodland; Comment
  SBBG115842  Eriochloa contracta B. Crampton 1963-9-18 6895 Yolo northwest Davis, Anderson Rd Comment
  UC1116690  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo University of California Davis, agronomy plots University of California Davis Comment
  UCD34849  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson road. Comment
  UCD38866  Eriochloa contracta Beecher Crampton 1962-10-30 6708 Yolo 2 miles north Davis. (central) Comment
  UCD65724  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson Road. Comment
  UCD65728  Eriochloa contracta Beecher Crampton 1961-8-8 5966 Yolo Davis. Comment
  UCR148993  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo NW Davis Anderson road Comment
  UC75287  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey Comment
  UCD20853  Eriodictyon californicum N. Nicola 2001-4-23 070 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD58073  Eriodictyon californicum Ellen Dean; K. Mawdsley 2007-4-6 3613 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
  CAS-BOT-BC242585  Eriogonum dasyanthemum Rowena Beans 1913-10-9 s.n. Yolo Guinda Comment
  JEPS57026  Eriogonum dasyanthemum Miss Rowena Beans 1913-10-9 Yolo Guinda Comment
  UCD99905  Eriogonum dasyanthemum M. Phillips 1929-10-1 2069 Yolo Putah Canyon. Comment
  UC14090  Eriogonum wrightii var. trachygonum W. L. Jepson 1887-9-17 Yolo near Winters Comment
  POM51572  Eriophyllum lanatum var. achilleoides Roxana Stinchfield 1916-6-25 316 Yolo Buckeye Creek, near mouth. Comment
  POM53932  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2934 Yolo Rumsey. Comment
  UCR206284  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-5-20 14727 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD19448  Erodium botrys J. Shepard 2000-2-18 40 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road; in open field on south side of road. 12 Comment
  UCD20809  Erodium botrys N. Nicola; C. Kremen 2001-3-16 025 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD21261  Erodium botrys J. Shepard 2000-4-30 151 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, beyond parking lots on south side, in a rectangular depressed area. 12 Comment
  UCD72444  Erodium botrys Ellen Dean 2008-4-25 4867 Yolo Tuleyome Ireland Ranch, northern part of ranch off of loop road. 605 Comment
  UCD103025  Erodium botrys B. Crampton 1953-4-27 1136 Yolo Along railroad, 1 mile north of Winters. Comment
  UCD103028  Erodium botrys Beecher Crampton 1959-4-7 5156 Yolo Davis, along railroad. Comment
  UCD160084  Erodium brachycarpum Jessica Sanchez 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
  CDA4399  Erodium cicutarium D. G. Kelch 2007-5-18 7 .321 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  CHSC97931  Erodium cicutarium Goodwin; Bellue 1933-5-1 Yolo Yolo Co. Comment
  SFV1981  Erodium cicutarium J. M. Tucker 1951-2-22 2031 Yolo Sacramento Valley Beside road along railroad to Woodland, about 1 mile north of Davis. 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
  UCD103164  Erodium cicutarium Edward J. Hall 1951-3-22 2 Yolo 1 mile east of Cannon Ball, Putah Canyon. 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
  RSA696384  Erodium cicutarium Unspecified 1942-4-7 1121 Yolo University campus, Davis. Comment
  SEINET8235428  Erythranthe latidens Carl Epling 1951-4-22 37 Yolo beside Road 29, 5 miles west of Highway 99W. 15 Comment
  UCD56753  Eschscholzia caespitosa Ellen Dean; M. Bibbo 2007-3-23 3445 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  CAS-BOT-BC402937  Eschscholzia californica Alice Eastwood 1927-3-28 14243 Yolo Near Winters Comment
  SEINET12104672  Eschscholzia californica Unknown 1998-6-6 32 Yolo N of Davis, 4 km N from Covell Blvd on F Street, on eastern side of road next to railroad tracks 13 Comment
  UCD94051  Eschscholzia californica Shannon M. Still 2006-3-23 57 Yolo California. Yolo County: CA-128 approx 6 mi W of Winters, in larger grassy parking area between 128 and Putah Creek. 47 Comment
  UCD94058  Eschscholzia californica Shannon M. Still 2006-3-23 65 Yolo California. Yolo County: North side of Co. Rd. 19. 38 Comment
  CDA24559  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  UCD95310  Eschscholzia californica L. G. Goar 1930-4-16 s.n. Yolo Davis. Comment
  SFV8293  Eucalyptus camaldulensis E. Bramlett 1966-5-13 28 Yolo Sacramento Valley CA-Highway 128, about 6 miles west from Davis. 30 Comment
  UCD103098  Eucalyptus camaldulensis Cynthia Hodges 1982-4-16 17 Yolo 5 miles W of Davis on SE corner of Russell Blvd. and Stevenson Bridge Road. Comment
  SEINET6942968  Eucalyptus tereticornis Robert A. Evers, Clara V. Evers 1975-8-23 115020 Yolo Rest area along I-5, 0.5 mile (0.8 km) north of Dunniston exit. Comment
  UCD142368  Euphorbia crenulata H. A. Borthwick 1931-4-2 2172 Yolo Putah Canyon. Comment
  UCD35249  Euphorbia glyptosperma Beecher Crampton 1952-11-4 906 Yolo About 1.5 miles East of Woodland. Comment
  UCD38926  Euphorbia maculata Beecher Crampton 1961-10-25 6049 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCD142636  Euphorbia nutans June McCaskill 1967-6-11 727 Yolo Davis, just north of 38 College Park. 15 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
  CDA4866  Euphorbia oblongata M. Mahoney 1965-5-2 22 Yolo On K Street between 3rd and 4th Streets, Davis. Comment
  UCD142657  Euphorbia ocellata J. D. Skoss 1948-6-6 29 Yolo Putah Canyon 8 miles below Yolo-Napa county line. Comment
  SEINET12515074 Image available Euphorbia peplus Jo Nixon 1951-5-3 Yolo Weed on campus Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCD142477  Euphorbia peplus Alice Warrick 1979-5-19 27 Yolo Davis. East side of E St. ca. 100 feet north of 2nd St. 13 Comment
  UCD142824  Euphorbia serpillifolia M. Phillips 1929-10-1 2073 Yolo Putah Canyon. Comment
  RSA432512  Euphorbia spathulata Glenn A. Gorelick 1966-4-28 s.n. Yolo Growing in backyard as a weed, 418 1/2 2nd Street, David. Comment
  CDA5285  Euthamia occidentalis T. C. Fuller 1959-9-17 3930 Yolo Harbor Boulvard & Freeway, West Sacramento. 0 Comment
  RSA518888  Euthamia occidentalis Barbara Ertter 1988-10-21 7986 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UC1562578  Euthamia occidentalis Barbara Ertter 1988-10-21 7986 Yolo 1.5 mi n Madison (Cache Creek at Rd 89 crossing just w of I-505, e of gravel pits, ca 10 air mi w of Woodland, Sacramento Valley); Sacramento Valley, Cache Creek 36 Comment
  SEINET240477 Image available Festuca mairei Beecher Crampton 1959-5-31 T.O. 2443 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-44 Comment
  SEINET242022 Image available Festuca mairei Beecher Crampton 1959-5-31 T.O. 2443 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-44 Comment
  UCR212295  Festuca myuros var. hirsuta Ellen Dean, Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4894 A Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Montecello Dam; west side of Bray Canyon 101 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
  HSC100290  Ficus carica J. P. Smith 2011-4-27 13138 Yolo In Esparto at junction of Hwy. 16 and County Rd. 21A 61 Comment
  UCD111856  Ficus carica Cay Collette 1975-4-12 9 Yolo Knight's Landing. Approx. 15' from Sacramento River. 15 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
  UCD38280  Frankenia salina B. Crampton 1952-10-31 897 Yolo Alkaline soil along railroad property. Comment
  UCD99599  Frankenia salina R. F. Miller 1930-6-25 2160 Yolo vicinity of Davis. Comment
  UCD99605  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 5 miles north of Davis, toward Woodland. Comment
  UCR119147  Frankenia salina Beecher Crampton 1973-6-22 8962 Yolo Sacramento Valley, 3 miles southeast of Woodland (in direct line), county roads 25 and 103. 15 Comment
  UCD56759  Fraxinus dipetala Ellen Dean; M. Bibbo 2007-3-23 3451 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD141672  Fraxinus latifolia Ellen Dean; M. Taylor 2013-6-18 7795 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in MBN Plot 5A of the Putah Creek vegetation survey. 9 Comment
  UCD116326  Fremontodendron californicum Cyd Yonker 1991-5-6 5 Yolo East side of Russell Boulevard and Highway 113, Davis. Comment
  SEINET6947381  Fremontodendron californicum J. B. Taft 1988-8-18 535 Yolo University of California, Davis campus. Comment
  RSA208863  Fritillaria agrestis Carl B. Wolf 1937-3-28 8324 Yolo 1.5 mile N of Dunnigan. 30 Comment
  CDA39332  Fritillaria pluriflora Mr. Clement 1930-2-25 s.n. Yolo Capay Valley. 0 Comment
  UCD95135  Fumaria parviflora C. Hardy 1935-4-22 s.n. Yolo near Woodland. Comment
  UCD132361  Galinsoga quadriradiata Walter Green 1984-2-6 s.n. Yolo UC Agronomy field. Comment
  CAS-BOT-BC124037  Galium ambiguum Townsend Stith Brandegee 1892-9-20 s.n. Yolo West end of Yolo Causeway, between Sacramento and Davis, 6 Comment
  UCD72429  Galium andrewsii Ellen Dean 2008-4-25 4856 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  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
  UCD48156  Galium aparine Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 13 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  CDA16698  Galium aparine G. F. Hrusa 1998-3-21 14157 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  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
  UCD81011  Galium porrigens var. tenue Jose-Luis Rayas; with PLB 102 students 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of canyon. 89 Comment
  CDA30592  Galium tricornutum M. Beyers 2010-5-12 452 Yolo Just east of County Road 87, along County Road 19. 54 Comment
  UCD20551  Garrya elliptica Pat Sullivan 1981-1-30 HN 6 Yolo Davis, UC Davis. 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
  RSA789881  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18776 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD41125  Geranium dissectum N. Nicola 2002-4-5 166 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  UCR198125  Geranium dissectum S. Olmsted, M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 02 Yolo UC McLaughlin Reserve, 1 mi north of Knoxville as the crow flies, 300 m east of an old dirt road tht intersects the Yolo/Napa Co line 640 Comment
  UCR235429  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18776 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
  UCD103327  Geranium dissectum Beecher Crampton 1970-5-13 8592 Yolo Davis. Comment
  UCD103409  Geranium molle Joseph M. DiTomaso 1976-4-9 408 Yolo Below Monticello Dam at Lake Berryessa, above Putah Creek. Comment
  UCD160544  Gilia capitata Ellen Dean; Craig Thomsen 2015-3-21 8598 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCR196285  Gilia capitata subsp. staminea Christopher M. Bronny 2008-4-4 s.n. Yolo Central Valley, West Sacramento, land-side toe of levee on South River Road. River Mile 57.2 7 Comment
  UCD23446  Gilia tricolor 1947-4-10 1897 Yolo One mile northwest of Rumsey, in canyon just off Highway 16. In rocky places along creek. Comment
  UCD56720  Gilia tricolor Ellen Dean; M. Bibbo 2007-3-23 3413 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters Comment
  UCD39506  Gilia tricolor Beecher Crampton 1982-3-8 9816 Yolo California. Yolo County, 5 miles west of Winters. Comment
  UC106696  Gilia tricolor subsp. tricolor J. W. Blankinship 1893-1 Yolo Woodland Comment
  UCD105821  Glycyrrhiza lepidota M. Wiesendanger 1928-5-1 1404 Yolo Putah Canyon. Comment
  UCD106866  Glycyrrhiza lepidota Ellen Dean; T. Starbuck 2011-8-21 7210 Yolo City of Davis. At SW corner of intersection of Cowell Blvd. and Drummond Ave. On south side of Hwy 80. Vacant lot with grasses. Comment
  UCD141677  Glycyrrhiza lepidota Ellen Dean; M. Taylor 2013-6-19 7797 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCD41117  Glycyrrhiza lepidota N. Nicola 2002-5-13 216 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, north side of creek. Comment
  UCD105771  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo 6 miles west of Winters, Putah Creek. Comment
  UCD35687  Glycyrrhiza lepidota Beecher Crampton 1959-4-20 5176 Yolo Yolo County; 3.5 miles west of Winters. Comment
  UCD73133  Gnaphalium palustre Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD38839  Gnaphalium palustre Beecher Crampton 1958-6-27 4991 Yolo along county road 99 about three miles northwest of Davis. Comment
  UCD131657  Grindelia camporum Beecher Crampton 1956-7-13 3708 Yolo Yolo bypass. Comment
  UCD132496  Grindelia camporum J. D. Skoss 1948-5-30 s.n. Yolo 5 miles west of Davis on road to Winters. Comment
  UCD168851  Grindelia camporum K. Esau 1935-5-8 s.n. Yolo Putah Canyon. (Maybe Solano County; Putah creek runs along the boarder of Solano and Yolo Counties. Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD73121  Grindelia camporum Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD41052  Grindelia camporum var. camporum Carol W. Witham 2003-8-8 983 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-BC314676  Grindelia hirsutula Evelina Cannon 1900-7-20 s.n. Yolo Banks of Sacramento River Comment
  JEPS41916  Grindelia hirsutula W. L. Jepson 1927-6-19 12252 Yolo Dunnigan Comment
  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
  UCR257081  Grindelia hirsutula var. davyi George K. Helmkamp, Mary Alice Barnes 2013-5-8 20513 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
  UCR262439  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18501 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  UCD55499  Guillenia lasiophylla J. Shepard 2000-3-24 91 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .1 mi. along unpaved entrance road, then north of residence west of archery targets. 12 Comment
  UCD55500  Guillenia lasiophylla J. Shepard 2000-4-9 112 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .1 mi. along unpaved entrance road, then north past parking lot near barn. 12 Comment
  SD48363  Gutierrezia californica E. K. Balls 1957-9-9 22687 Yolo Cache Creek, 5.8 miles northwest of Rumsey on Highway 16. 149 Comment
  UCD23211  Hainardia cylindrica A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD85142  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. 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
  CDA6196  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo On berm at base of north levee for 0.1 mile in Sacramento Bypass, 0.1 mile west of weir, 1 mile northwest of Bryte. 0 Comment
  CDA6199  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo On berm at base of north levee for 0.1 mile in Sacramento Bypass, 0.1 mile west of weir, 1 mile northwest of Bryte. 0 Comment
  CDA6203  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo On berm at base of north levee for 0.1 mile in Sacramento Bypass, 0.1 mile west of weir, 1 mile northwest of Bryte. 0 Comment
  UCD132894  Helianthus bolanderi A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  UCD35878  Helianthus bolanderi Beecher Crampton 1965-10-8 7538 Yolo 2 miles e.n.e. of Woodland, County Road 20. Comment
  UCD169600  Helianthus tuberosus Jan Tetreault; Gerald Solly 2017-11-3 s.n. Yolo City of Woodland, S side of Lincoln St. between College and Elm Sts. 21 Comment
  UCD41088  Heliotropium N. Nicola 2003-7-3 400 Yolo Sacramento Valley, Davis residence. 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
  RSA523922  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of Gravel pits 1.5 mi N of Madison, ca 10 air miles W of Woodland, SacramentoValley. 37 Comment
  UCD77752  Heliotropium europaeum Robert E. Preston 1998-6-25 1153 Yolo U. C. Davis, near University airport, NE of jct Hopkins Dr and Straloch Rd. 18 Comment
  SFV3122  Heliotropium europaeum W. R. Russell 1965-6-21 s. n. Yolo Sacramento Valley In garden at Russell residence. Sharon Ave., Binning subdivision, about 2 miles north of Davis. Comment
  UCSB61643  Heliotropium europaeum Ertter, Barbara 1988-10-21 Yolo Cache Creek at Rd. 89 crossing just W of I-505; E of gravel pits 1.5 mi. N of Madison; ca. 10 airmiles W of Woodland; Sacramento Valley; T10N R1W 36 Comment
  UCD132027  Helminthotheca echioides Beecher Crampton 1957-10-25 4637 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  CAS-BOT-BC309971  Hemizonia congesta subsp. luzulifolia Roxana Stinchfield 1919-6-26 367 Yolo Above Buckeye Cr., D'Oyly sheep ranch Comment
  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
  JEPS81969  Hemizonia congesta subsp. luzulifolia Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1965-10-4 9119 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UCD35196  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1953-9-30 1627 Yolo 1.5 miles northeast of Davis. Comment
  UCD56696  Hemizonia congesta subsp. luzulifolia Ellen Dean 2006-10-27 3305 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  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
  UCR220395  Hemizonia congesta subsp. luzulifolia Jean V. Shepard 2000-6-9 302 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 south 12 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
  UCR219834  Hemizonia fitchii 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
  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
  UCD169009  Herniaria hirsuta var. cinerea Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9312 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters. On north side of undeveloped road, near stock pond, beneath Rattlesnake Rock. Area has burned three times in the last three years. 262 Comment
  UCD23205  Hesperevax caulescens A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  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
  CDA9359  Heteromeles arbutifolia M. Beyers, M. Keyhani 2013-11-23 1038 Yolo Inner North Coast Ranges; Highway 128, south side of highway's edge. West of the Monticello Dam near a fishing pull-out on the north side of Putah Creek. 51 Comment
  UCD113318  Heteromeles arbutifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-17 12974 Yolo West edge of Sacramento Valley: Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay. 113 Comment
  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
  JEPS2481  Heterotheca oregona var. scaberrima W. L. Jepson 1887-9-17 14677 Yolo near Winters; Putah Creek Comment
  UCD115102  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD80977  Hirschfeldia incana Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Mouth of Bray Canyon. Upland from creek. 56 Comment
  UCD115145  Hirschfeldia incana T. Tomich 1949-5-30 60 Yolo Davis. Comment
  UCD38255  Hirschfeldia incana Beecher Crampton 1953-8-18 1597 Yolo Davis. Comment
  UCD81841  Hirschfeldia incana Jean Shepard 2009-8-23 828 Yolo City of Davis, east side. East of Bellows Court in Wildhorse greenbelt. Comment
  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
  UCD106237  Hoita macrostachya Jean Shepard 2011-8-20 854 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
  UCD84880  Holcus mollis Beecher Crampton 1969-6-17 8456 Yolo Davis. 14th X Eureka aves. 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
  UCD36191  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 miles southeast of city of Woodland, near ditch supplying rice field. Comment
  POM205107  Hordeum depressum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  UCD34469  Hordeum depressum Beecher Crampton 1985-4-10 9913 Yolo 3.5 miles S.E. of Woodland. Comment
  UCD34857  Hordeum depressum Beecher Crampton 1964-4-7 6916 Yolo Davis, Southern Pacific Railroad. 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
  UCD85594  Hordeum depressum A. A. Beetle 1946-4-15 4373 Yolo Woodland airport. Comment
  UCD85600  Hordeum depressum Beecher Crampton 1954-3-23 1748 Yolo 1.5 miles north of Davis. Comment
  UCD85634  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCR151568  Hordeum depressum Beecher Crampton 1954-4-1 1749 Yolo 2 mi N of city of Davis Comment
  UCD147292  Hordeum marinum subsp. gussoneanum Carol W. Witham 2003-4-7 904 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147293  Hordeum marinum subsp. gussoneanum Carol W. Witham 2003-4-7 904 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21272  Hordeum marinum subsp. gussoneanum J. Shepard 2000-5-1 163 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, straight to eastern boundary of park. South of track in field. 12 Comment
  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
  UCD37907  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-4-28 6345 Yolo 2 miles northeast of city of Davis, near city dump. Comment
  UCD37914  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-5-1 6359 Yolo Saxon Station, 7 miles southeast of city of Davis. 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
  UCD85900  Hordeum marinum subsp. gussoneanum R. Tofsrud 1949-4-1 s.n. Yolo Near Davis dump. Comment
  SBBG116099  Hordeum murinum B. Crampton 1953-3-17 1010 Yolo city of Davis, vacant lot along B Street Comment
  UCD164512  Hordeum murinum Craig Thomsen 2006-5-4 2690 Yolo Camp Haswell County Park. At edge of large turnout, just west of Hwy 16. 137 Comment
  UCD86241  Hordeum murinum P. B. Kaufman 1950-3-19 12 Yolo Davis. UC Davis. Comment
  UCD86487  Hordeum murinum M. Wiesendanger 1927-4-29 587 Yolo Davis. Comment
  SEINET9348938  Hordeum murinum Unknown 1988-8-16 18656 Yolo UC Davis Campus Comment
  CAS-BOT-BC284774  Hordeum murinum subsp. glaucum John Thomas Howell 1954-5-15 s.n. Yolo Woodland Comment
  UC1151612  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Davis Comment
  UCD37788  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Davis. Comment
  UCD58038  Hordeum murinum subsp. glaucum Ellen Dean; K. Mawdsley 2007-4-6 3577 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. 450 Comment
  UCD36326  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCD38869  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo UC Davis. Dormitory-orchard area. Comment
  UCD70195  Hordeum murinum subsp. leporinum D. Sanchez-Mata 1998-6-24 s.n. Yolo Capay Valley. Salt Creek between Capay and Cadenasso. 100 Comment
  UCD86472  Hordeum murinum subsp. leporinum R. Tofsrud 1942-5-1 165 Yolo Davis. Putah Creek. Comment
  UCR118793  Hordeum murinum subsp. leporinum Beecher Crampton 1953-3-17 1010 Yolo Sacramento Valley, city of Davis, vacant lot along B Street 15 Comment
  UCD85668  Hordeum pusillum Beecher Crampton 1960-5-25 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD86532  Hordeum vulgare J. Hardison 1989-5-11 132 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD86533  Hordeum vulgare Beecher Crampton 1955-12-13 3213 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Edge of a Milo field. Comment
  CDA21265  Hypericum mutilum G. F. Hrusa, C. & E. Dogwin 2007-10-24 17082 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side of Sacramento River, approx. 1 mi. N of Hood (Sacramento Co.). 7 Comment
  UCD110321  Hypericum patulum R. Koch 1996-6-5 22 Yolo city of Davis. Along roadside on Russell Blvd. in North Davis. Comment
  CDA18905  Hypericum perforatum J. Young 2000-5-31 PDR 050401 Yolo Sacramento Valley; near the River Rd. and I-5, West Sacramento. 0 Comment
  UCD133389  Hypochaeris glabra M. Wiesendanger 1927-5-4 660 Yolo Putah Canyon. Comment
  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
  CAS-BOT-BC508355  Ipheion June McCaskill; W. A. Harvey; Katherine Onaga 1965-3-31 696 Yolo 316 C Street, Davis Comment
  SEINET10880657  Ipomoea batatas Stephanie Frischie 2000-9-27 Frischie 70 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  SEINET832095  Ipomopsis aggregata June McCaskill 1960-1 614 Yolo Climbing up post on N. side of house, 815 E. 9th Street, Davis 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
  RSA201761  Juglans hindsii J. T. Shugrue 1960-5-1 53 Yolo Behind main building of Poultry Husbandry Hopkins Tract, University of California Davis Comment
  UCD110270  Juglans hindsii Lynn. M. Holstein 1979-5-18 3 Yolo Corner of 5th and Pole line Rd. Comment
  UCD143938  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8001 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road on edge of agricultural fields. In Putah Creek vegetation survey plot Putah Creek Sinks #3D. 4 Comment
  UCD164508  Juncus balticus subsp. ater Craig Thomsen 2006-6-30 2627 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD73124  Juncus balticus subsp. ater Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD141326  Juncus balticus subsp. ater Everett H. Everson 1951-4-19 33 Yolo Sacramento River, 9.4 miles southeast of Davis on county road34A. 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
  UCD147180  Juncus bufonius Carol W. Witham 2003-4-9 910 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD141391  Juncus bufonius Fleur Ng'weno 1989-5-8 DQ 45 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  CDA32303  Juncus diffusissimus G. F. Hrusa 2007-6-27 17046 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  UCD97115  Juncus patens Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7015 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About one third of the way up the canyon on west side of creek. Comment
  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
  UCD59382  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3857 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  SEINET11740553  Juniperus chinensis Unknown 1972-6-19 s.n. Yolo University of California Davis, EH 68.573 (from Monrovia Nursery) Comment
  SEINET7249302 Image available Justicia spicigera June McCaskill 1958-1 551 Yolo Landscape Management Greenhouse at Field Headquarters, University of California, Davis. Comment
  CAS-BOT-BC236789  Keckiella breviflora H. E. McMinn 1922-8-2 362 Yolo Putah Canyon Comment
  CDA6287  Kickxia elatine C. Justus 1957-8-19 169 -57 Yolo Capay. 0 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
  UCD123884  Kickxia elatine Daryl Koutnik; John Sowell 1978-10-27 579 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD149374  Kickxia elatine Collector Unknown 1952-1 s.n. Yolo City of Esparto. 58 Comment
  UCD70768  Kickxia elatine J. Shepard 1998-8-20 5 Yolo City of Davis, intersection of W. Eighth and Eureka, SE corner. Vacant lot, unirrigated. Prostrate, much branched, spreading herb. Flower 2-lipped, 2 petals above deep purple, joined; three petals below yellow, joined, extending to a spur at the base. Four stamens, anthers U-shaped. Seeds numerous, dark, deeply pitted. Associates: Avena, Cynodon dactylon. Comment
  UCD123833  Kickxia elatine Beecher Crampton 1952-10-12 863 Yolo Yolo County, city of Davis, in walkway along Putah Creek. Comment
  UCD123851  Kickxia elatine B. Crampton 1955-3-21 s.n. Yolo UC Davis Campus, south edge of the Campbell Tract. Comment
  UCD99039  Kochia scoparia subsp. scoparia Bryant Washburn 1981-7-7 s.n. Yolo Interstate Highway 80, just west of Yolo Bypass, ca. 7 miles east of Davis. Comment
  UCD133522  Lactuca saligna R. N. Raynor 1937-9-11 s.n. Yolo Truck Crops field, University Farm, Davis. Comment
  UC91982  Lactuca sativa J. W. Blankinship 1892-9-7 Yolo Woodland Comment
  UCD132425  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD38758  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. 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
  UC89195  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo along banks Cache Creek Canyon Comment
  POM53164  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo Cache Creek canyon Comment
  UC194223  Lagophylla ramosissima H. M. Hall 1916-8-10 10264 Yolo near Dunnigan (northern Yolo County) Comment
  UCD59317  Lagophylla ramosissima Ellen Dean; Kate Mawdsley 2007-5-11 3741 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD149348  Lamium amplexicaule W. M. Herms 1949-3-10 s.n. Yolo Putah Canyon. 60 Comment
  UC1543149  Lasthenia californica subsp. californica Charlotte G. Nast 1936-3-29 88 Yolo Woodland highway n Davis Comment
  UCD14951  Lasthenia californica subsp. californica Steven E. Smith 1977-4-8 1 Yolo California, Yolo Co.; near a pool next to (100 meters east of) Road 105, 1/2 mile south of Road 38 and 4.3 miles north-east of Yolano; 15 Comment
  UCD133739  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Davis. Comment
  UCD144286  Lasthenia fremontii Carol W. Witham 2003-4-7 881 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21372  Lasthenia fremontii J. Shepard 2001-3-23 412 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Growing in the more northerly of two main vernal pools along the Department of Defense property fence. 12 Comment
  UCD33931  Lasthenia fremontii Beecher Crampton 1975-4-18 9160 Yolo Yolo County, 3 miles S.E. of Woodland. Comment
  UCR118990  Lasthenia fremontii Beecher Crampton 1975-4-18 9160 Yolo Sacramento Valley, 3 miles southeast of Woodland. 15 Comment
  UCD73132  Lasthenia glaberrima Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD132537  Lasthenia glabrata Beecher Crampton 1973-4-16 8921 Yolo Saxon SW 1. Comment
  UCD33626  Lasthenia glabrata Beecher Crampton 1971-4-26 8677 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  UC753973  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo e Davis Comment
  UCD133769  Lasthenia glabrata subsp. glabrata Collector unknown 1925-5-21 1636 Yolo Yolo Causeway. Comment
  UCD97002  Lasthenia glabrata subsp. glabrata Christopher Michael Bronny 2011-4-25 34 Yolo city of 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 northwest corner of the property, northwest of landfill. 11 Comment
  CAS-BOT-BC352795  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo East of Davis Comment
  CAS-BOT-BC370798  Lasthenia platycarpha A. A. Heller; H. E. Brown 1902-4-30 5426 Yolo Near Black's Comment
  CAS-BOT-BC370790  Lasthenia platycarpha W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles No. of Davis Comment
  HSC5157  Lasthenia platycarpha M. Dole 1963-4-9 23 Yolo one mi. E of Zamora on Road 15 Comment
  CAS-BOT-BC213334  Lathyrus jepsonii subsp. californicus Roxana Stinchfield 1916-6-25 332 Yolo Buckeye Creek, Goodin Ranch Comment
  UCR119142  Lathyrus jepsonii subsp. californicus Beecher Crampton 1961-5-8 5863 Yolo Sacramento Valley, Davis; north city limits along County Road 31. 15 Comment
  UC1228145  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo 1 mi n Saxon Station Comment
  UCD37391  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo Yolo County, 1 mile north of Saxon Station. Comment
  UCD106694  Lathyrus tingitanus M. Ramos 1996-5-7 15 Yolo Mix Canyon Road. 396 Comment
  UCD18397  Laurus J. McCaskill and B. Kasapligil 197_? s.n. Yolo city of Davis, NE corner of 3rd and G Sts. Comment
  UCD133965  Layia chrysanthemoides Carol W. Witham 2003-4-7 894 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144299  Layia chrysanthemoides Carol W. Witham 2003-4-7 894 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR225269  Layia chrysanthemoides Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  POM53348  Layia fremontii A. A. Heller, H. E. Brown 1902-4-29 5413 Yolo Near Madison. Comment
  UC625454  Layia septentrionalis Frank W. Gould 1938-4-22 282 Yolo on road from Rumsey to, near the county line Arbuckley; Capay Valley Comment
  POM302059  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek, at Davis. Comment
  UCD63597  Leersia oryzoides Collector Unknown 1941-10-1 3 Yolo along old canal of Putah Cr., bordering Davis Farm. Comment
  UCD63510  Leersia oryzoides Beecher Crampton 1969-10-21 8525 Yolo Putah Creek bed, S.E. of UC - Davis campus airport. Comment
  UC1183424  Lemna gibba June McCaskill and Roman Gankin 1959-4-24 592 Yolo near foot bridge across Putah Creek (University Arboretum, UC Davis campus); UC Davis campus, Putah Creek Comment
  UCD59377  Lepechinia calycina Ellen Dean; Kate Mawdsley 2007-6-8 3852 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, just W of main loop road. 609 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
  UCD115216  Lepidium acutidens Robert E. Preston 1996-3-23 905 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD120207  Lepidium acutidens Ellen Dean 2012-4-19 7322 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
  UCD115270  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115274  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  CAS-BOT-BC88880  Lepidium chalepense M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  CHSC96782  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Field access road, Yolo By-pass north of I-80, 5 miles east of Davis, Yolo County. S3 T8N R3E MD. Comment
  UCD35418  Lepidium coronopus Beecher Crampton 1956-7-13 3710 Yolo Yolo bypass. Comment
  UCD14897  Lepidium coronopus A. M. Shapiro 1995-5-16 s.n. Yolo Yolo Co.; Davis, Community Park near tennis courts; Comment
  UCD81028  Lepidium dictyotum Ellen Dean 2009-4-1 5371 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCD115352  Lepidium didymum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD35648  Lepidium draba Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street. Comment
  CAS-BOT-BC89246  Lepidium draba Bellue; Cowley 1932-7-1 s.n. Yolo Unspecified. Comment
  CAS-BOT-BC89247  Lepidium draba Bellue; Cowley 1932-7-1 s.n. Yolo Unspecified. 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
  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
  UCD115695  Lepidium latifolium Kevin Fort Date unknown 17 Yolo 0.2 mi s. dead center. S. Putah Creek off Road 95A c. 25 yards e. bridge and 50 feet from creek. Comment
  UCD115711  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  CDA31082  Lepidium latipes Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  RSA479488  Lepidium latipes L. R. Heckard, J. Hickman 1982-4-7 5828 Yolo At corner of road 25A and road 103, about 3 miles SE of Woodland. Comment
  UCD63230  Lepidium latipes Ellen Dean; K. Mawdsley 2008-4-16 4805 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  JEPS84897  Lepidium latipes var. heckardii L. R. Heckard 1981-5-30 5518 Yolo ca. 3 mi. s.e. Woodland (s. of rd. 25 & w. of rd. 103) Comment
  UCR179378  Lepidium latipes var. heckardii Carol W. Witham 2003-4-7 871 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105 Comment
  UCR225270  Lepidium latipes var. heckardii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD115808  Lepidium nitidum Fleur Ng'weno 1989-4-27 DQ 11 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 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
  UCD115812  Lepidium nitidum Robert E. Preston 1996-3-23 910 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  UCD82187  Lepidium nitidum var. nitidum J. Shepard 2004-3-7 629 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  NY76578  Lepidium oxycarpum A. A. Heller 1902-4-30 5430 Yolo Near Black's Comment
  CDA19776  Leptochloa fascicularis Condos 2001-9-4 PDR P 190535 Yolo Sacramento Valley; Calgene greenhouse in Davis. 0 Comment
  SBBG33909  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi SW of Knights Landing 15 Comment
  UCD41067  Leptochloa fusca subsp. fascicularis Carol W. Witham 2003-8-8 998 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37674  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo Yolo County, 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63653  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo 3 miles west of city of Winters, along State Highway 128. Comment
  UCD56765  Leptosiphon bicolor Ellen Dean; M. Bibbo 2007-3-23 3457 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. 646 Comment
  UCD72450  Leptosiphon bicolor Ellen Dean 2008-4-25 4873 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  RSA10431  Leptosiphon liniflorus C. B. Wolf 1928-5-8 2137 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  SBBG115669  Leptosiphon liniflorus B. Crampton 1957-4-23 3945 Yolo 3 mi NE of city of Davis Comment
  UCD141592  Leymus triticoides Ellen Dean 2013-5-15 7763 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD86633  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  SBBG115634  Limnanthes alba B. Crampton 1995-4-26 10287 Yolo 3 mi SE of Florin, Boswell Driver and Vintage Parks Comment
  RSA0031661  Linanthus bicolor Keith E. Hoffmaster 1939-4-6 916 Yolo Putah can. Comment
  UC1220981  Linanthus liniflorus Beecher Crampton 1962-5-1 6353 Yolo 5.5 mi se (in direct line) Davis (junction of County Rd 106A and County Rd 35) Comment
  UC963945  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  SEINET5716966 Image available Liriodendron tulipifera Shirley C. Tucker 1954-1 3766 Yolo Campus of University of California, Davis.; Univ. of California, Davis 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
  UCD102693  Lithophragma affine R. B. Griffith 1949-4-11 14 Yolo east of Cache Creek, 5.5 miles north of Rumsey. Comment
  UCD58061  Lithophragma affine Ellen Dean; K. Mawdsley 2007-4-6 3601 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
  UCD115921  Lobularia maritima M. Wiesendanger 1927-7-1 768 Yolo Campus. Comment
  UCD115925  Lobularia maritima Joy Woo 1989-5-21 18 Yolo Corner of Valencia Ave. and Anderson Rd. Davis, CA. Comment
  UCD168988  Logfia filaginoides Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9291 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
  UCD36219  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. Comment
  UCD66195  Lolium multiflorum Joy Woo 1989-5-16 12 Yolo Davis. Along railroad tracks on H. St. Comment
  UCD80901  Lolium multiflorum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5305 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
  SACT001463  Lolium perenne 1925-6-3 Yolo No collector/determiner listed Comment
  HSC10322  Lolium temulentum C. B. Wolf 1928-5-8 2145 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA10423  Lolium temulentum C. B. Wolf 1928-5-8 2145 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  SACT001470  Lolium temulentum 1925-5-25 Yolo No collector or determiner listed Comment
  UCD66627  Lolium temulentum Beecher Crampton 1970-4-9 8554 Yolo 5 miles west of Winters, along State Hwy. 128. Comment
  UCD66654  Lolium temulentum Ogden C. Riddle 1942-4-9 63 Yolo 4 1/2 mi. south and 5 mi. east of Madison on road 97. Comment
  UCD66630  Lolium temulentum Beecher Crampton 1957-4-8 3921 Yolo County Road 87, 2 miles west of Winters. Comment
  UC630441  Lomatium californicum Annetta Carter 1938-5-7 1360 Yolo 3.6 mi. n. Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek canyon 152 Comment
  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
  UC1382125  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley Comment
  CDA38382  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 s.n. Yolo 1 mile north of Rumsey. 0 Comment
  UCD47858  Lomatium hooveri Ryan Knox; E. McDermott and G. Walden 2002-4-13 14 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 465 Comment
  CDA12079  Lomatium utriculatum G. F. Hrusa 1989-4-8 5914 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  UCD160093  Lomatium utriculatum Lauren Bradt 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
  SEINET215144  Lomatium utriculatum Jim Arthur 1966-2-5 15 Yolo State Highway 128 3/4 miles east of Monticello Dam Comment
  UCD127794  Lomatium utriculatum K. Esau 1932-5-1 s.n. Yolo Putah. Comment
  UCD20856  Lotus corniculatus N. Nicola 2001-5-2 073 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD41108  Lotus corniculatus D. Lowry 2002-4-26 195 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey. Lowrey ranch, off Rd 41. Comment
  CDA30747  Lotus humistratus M. Beyers 2010-4-3 332 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  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
  RSA0028969  Lotus humistratus Keith E. Hoffmaster 1939-4-26 942 Yolo Putah Canyon. Comment
  JEPS55894  Lotus scoparius W. L. Jepson 1920-5-23 8959 Yolo near Hershey (in Buckeye Creek bed, w Yolo Co.); Buckeye Creek Comment
  SEINET5736946 Image available Lotus scoparius Mary N. Artist 1965-1 13 Yolo 50 yards E from Recreation Beach Store and Motel, State Hwy 128. 137 Comment
  CDA4197  Lotus uliginosus L. B. Howard 1947-2-28 Yolo Northrup-King Trial yards-BorK 0 Comment
  RSA10426  Lotus wrangelianus Carl B. Wolf 1928-5-8 2141 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCR257209  Ludwigia hexapetala George K. Helmkamp, Mary Alice Barnes 2013-5-8 20524 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD107100  Ludwigia peploides Chas. Heiser 1947-6-25 s.n. Yolo Under E end of Yolo Causeway. Comment
  UCD66058  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 38 -LU Yolo Yolo Bypass Wildlife Area within the Yolo Bypass floodplain west of the Sacramento River, east of Davis, CA, and s. of I-80 hwy. NE edge of pond across from drain canal at #3 stop on refuge auto tour map. 1 Comment
  CDA6775  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  RSA735206  Lupinus Keith E. Hoffmaster 1939-4-6 911 Yolo Putah Canyon. Comment
  RSA735367  Lupinus Keith E. Hoffmaster 1939-4-26 944 Yolo Putah Canyon. Comment
  RSA735205  Lupinus Keith E. Hoffmaster 1939-4-15 921 Yolo Davis, 1 mi. north. Comment
  UCD38378  Lupinus albifrons Beecher Crampton 1953-2-26 986 Yolo Hills above Putah Creek, 5 miles west of Winters. Comment
  JEPS84543  Lupinus bicolor John W. Willoughby 1977-3-16 1915 Yolo low foothills n of State Highway 128, 1.3 mi e of its junction with Pleasants Valley Road (County Road 86) ( large turnout on n side of highway); Vaca Mountains 48 Comment
  UCD107272  Lupinus bicolor P. B. Kennedy 1915-4-26 33 Yolo Univ Farm, Davis. Comment
  UCD160097  Lupinus bicolor Lauren Bradt 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near Ranch headquarters. 102 Comment
  UCD33892  Lupinus bicolor Beecher Crampton 1975-3-12 9110 Yolo roadbank 5 miles west of Winters. Comment
  CDA27420  Lupinus bicolor subsp. pipersmithii Ethelbert Johnson 1920-3-27 12 Yolo West of Davis. Comment
  UCD107765  Lupinus formosus P. B. Kennedy 1916-7-23 20 Yolo Exact location unknown. Comment
  UCD23207  Lupinus microcarpus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD108614  Lupinus microcarpus Beecher Crampton 1971-4-26 8679 Yolo 1/2 mile south of Saxon Station. 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
  UC727200  Lupinus microcarpus var. densiflorus A. A. Heller 1942-4-22 16433 Yolo 2 mi s Dunnigan Comment
  UC726543  Lupinus microcarpus var. microcarpus A. A. Heller 1929-4-21 14847 Yolo Madison Comment
  UCD38428  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan. Comment
  UCD34399  Lupinus nanus Beecher Crampton 1982-3-22 9821 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCD108958  Lupinus nanus K. Esau 1934-3-25 s. n. Yolo Putah. Comment
  UCD33687  Lupinus nanus Beecher Crampton 1972-3-13 8770 Yolo 2 miles west of Winters. Comment
  UCD33691  Lupinus pachylobus Beecher Crampton 1972-3-27 8777 Yolo 2 miles west of Winters. Comment
  UCR148779  Lupinus subvexus Beecher Crampton 1953-3-31 1047 Yolo Abandoned railroad, Madison Comment
  SEINET10486269  Lupinus subvexus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5098 Yolo Morgan valley quad. Along state route 16, 6 mi from colusa co line. Corolla Bright pink. Comment
  SEINET12170817  Lupinus subvexus Unknown 1953-3-31 1047 Yolo Madison Comment
  JEPS84547  Lupinus succulentus John W. Willoughby 1976-3-21 1227 Yolo along State Highway 128 between Monticello Dam and junction with County Road 86 (Pleasants Valley Road) (side of road next to Putah Creek (Solano Lake)); n end range Vaca Mountains, Putah Creek (Solano Lake) 73 Comment
  UCD109608  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCD82172  Lupinus succulentus J. Shepard 2001-3-26 428 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
  SEINET7040226 Image available Lupinus succulentus A. G. Vestal 1962-4-6 s.n. Yolo West of Winters on north side of Route 128. Winters Quadrangle UTM Zone 10, 586704mE, 4262943mN. Comment
  UCD109643  Lupinus succulentus M. Wiesendanger 1927-4-29 613 Yolo Woodland. Comment
  UCD34648  Lupinus succulentus Beecher Crampton 1987-3-31 10092 b Yolo 7 miles west of Winters along US 128. Comment
  SEINET10490291  Lupinus vallicola subsp. apricus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5103 Yolo Along state route 16 ca 100 m e of bridge over cache creek, 4.2 mi from colusa Co line. 152 Comment
  UCD126600  Lycium barbarum W. Herms 1929-8-1 2033 Yolo Woodland. Comment
  UCD126604  Lycium barbarum Carl Schoner; June McCaskill 1972-6-19 s.n. Yolo in vacant lot along U.S. Highway 99W, in Zamora. Comment
  SEINET10780231  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 112 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844325  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 97 Yolo Davis Farmers' Market, Davis, CA. Comment
  CDA9375  Lycopus americanus G. F. Hrusa, J. Wheeler 2011-8-19 18442 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 7 Comment
  CDA40733  Lycopus americanus Margaret Bellue 1933-1 s.n. Yolo Near Causeway, Davis Highway. 0 Comment
  SBBG115726  Lythrum californicum B. Crampton 1953-10-15 1692 Yolo 2 mi W of Madison Comment
  CDA19170  Lythrum californicum Carri Benefield 2000-7-12 s.n. Yolo Sacramento Valley; Cache Creek off of Rumsey Bridge. 0 Comment
  SEINET2441871  Lythrum californicum Barbara Ertter 1988-10-21 7991 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi. N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley; T10N R1W, ca 120'. Comment
  UCD38271  Lythrum californicum Beecher Crampton 1953-10-15 1692 Yolo 2 miles west of Madison. Comment
  JEPS100848  Lythrum hyssopifolia Dean Wm. Taylor with Mey Akasah 1999-6-4 17225 Yolo Dunnigan Hills, along County Road E4 0.5 miles South of junction with Road 86 91 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
  UCD102937  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, along Cache Creek, north of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and highway 16. Comment
  JEPS100847  Lythrum tribracteatum Dean Wm. Taylor with Mey Akasah 1999-6-4 17226 Yolo Dunnigan Hills, along County Road E4 0.5 miles South of junction with Road 86 91 Comment
  UCD102955  Lythrum tribracteatum G. L. Stebbins Jr. 1952-6-22 5092 Yolo 5.5 miles E of Davis, on US Highway 40 to Sacramento. Comment
  UCD150945  Madia D. S. Park; D. Potter 2010-4-22 26 -1 Yolo 128 roadside east, edge of parking area. Small population. 81 Comment
  SEINET9293318  Madia elegans Unknown 2009-5-20 14726 Yolo Glasscock Mountain Comment
  UCR206347  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2009-5-20 14726 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD59327  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3751 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
  UCD59390  Madia gracilis Ellen Dean; Kate Mawdsley 2007-6-8 3864 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, along loop road. 462 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
  UCD81021  Malva nicaeensis Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5363 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  CDA5041  Malva nicaeensis Goodwin 1933-6-17 Yolo 0 Comment
  CDA5042  Malva nicaeensis Goodwin, Margaret Bellue 1933-6-7 Yolo 0 Comment
  RSA552156  Malva nicaeensis D. Charlton 1990-3-3 4164 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 15 Comment
  UCD116555  Malva nicaeensis B. Crampton 1953-4-26 1135 Yolo Davis. Comment
  UCD116635  Malva parviflora A. S. Crafts 1926-7-8 442 Yolo University Farm Campus, Davis. Comment
  RSA262378  Malva parviflora W. F. Hackett 1960-3-21 8 Yolo Stralloch tract, University of California Davis. 15 Comment
  SEINET8893271  Malva parviflora G. Cook 1959-3-28 12 Yolo 3 miles E of Winter, adjacent to Hwy 128. 76 Comment
  UC735708  Malvella leprosa Charles B. Heiser Jr. 1947-5-29 1917 Yolo Davis Comment
  UCD116695  Malvella leprosa P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  UCD116696  Malvella leprosa P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD81066  Malvella leprosa Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5600 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Mavis Henson Field. In area closest to County Road 102, near fence. 9 Comment
  UCD116715  Malvella leprosa Beecher Crampton 1975-7-1 s.n. Yolo Davis. Comment
  UCD67359  Malvella leprosa Arju 1992-6-4 9 Yolo Davis, Old Davis Road, near turn for UC Davis Raptor Center on dry open flat roadside, mixed with Convolvulus . 1 ft tall herb with white 1/4 purple flowers. Very abundant. 13 Comment
  UCD160368  Manihot esculenta Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall. Comment
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  UCD21387  Marah fabacea J. Shepard 2001-4-13 430 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 50 feet. Then south about 150 feet into archery ranges. 12 Comment
  UCD80982  Marah fabacea Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West Side of Bray Canyon. 88 Comment
  UCD107582  Marah fabacea F. H. Bolata 1912-4-1 s.n. Yolo Davis. Comment
  UCD56735  Marah watsonii Ellen Dean; M. Bibbo 2007-3-23 3427 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD124985  Marrubium vulgare Joseph M. DiTomaso 1976-4-9 390 Yolo below Monticello Damn, Putah Creek. Comment
  UCD13310  Marrubium vulgare Bill Chally 1989-6-2 19 Yolo Yolo CO. T8N R2W, Sec. 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD125014  Marrubium vulgare C. J. W. 1913-4-1 310 Yolo Davis. Comment
  UCD81461  Marrubium vulgare M. Wiesendanger 1927-4-29 612 Yolo Woodland. Comment
  CDA30607  Matricaria discoidea M. Beyers 2010-4-3 331 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  UCD134593  Matricaria discoidea Walter Russell 1947-4-5 63 Yolo Campus, University Farm Davis. Comment
  UCD58091  Matricaria discoidea Ellen Dean; K. Mawdsley 2007-4-6 3630 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 Loop Road. 619 Comment
  CDA7373  Matricaria discoidea M. K. Bellue, Goodwin 1932-4-22 Yolo Davis 0 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
  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
  UCD170936  Medicago lupulina Jean Shepard 2018-6-7 917 Yolo City of Davis. Along south side of Fifth St., east of Cantrill Dr., at bus stop. 13 Comment
  UCD36276  Medicago orbicularis Beecher Crampton 1953-5-13 1254 Yolo Yolo County, University of California, Davis campus, Solano tract. Comment
  UC1543119  Medicago polymorpha Charlotte G. Nast 1936-3-27 13 Yolo Putah Canyon; entrance Comment
  RSA699932  Medicago polymorpha Lois Weston 1942-4-24 1141 Yolo Putah Canyon. Comment
  SEINET5737398 Image available Medicago polymorpha Chris Bornman 1962-1 24 Yolo On north slope of Putah Creek bank; experimental farm, University of California, Davis.; Univ. of California, Davis 9 Comment
  UCD35262  Medicago polymorpha Beecher Crampton 1955-3-21 2333 Yolo Yolo County; 8.5 miles west of Davis, Moon Ranch. Comment
  UCD63140  Medicago praecox A. M. Shapiro 2008-4-17 s.n. Yolo California. Yolo County: Central Davis, Eureka Avenue. Comment
  OBI54920  Medicago sativa Kathleen Faustini 1980-4-21 12 Yolo Rte E6 near Rd 32 Comment
  UCD58029  Melica californica Ellen Dean; K. Mawdsley 2007-4-6 3568 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
  UCD86933  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD87150  Melica californica R. M. Love 1944-4-1 s.n. Yolo W of Capay. Comment
  UCD87248  Melica californica Roger Zwanziger 1950-5-10 s.n. Yolo 2.5 miles W of Winters. Davis Winters Easter, Sunrise service area. Comment
  UCD88064  Melica imperfecta R. Tofsrud 1951-1 s.n. Yolo Agronomy Division Grass Garden, Davis. Comment
  POM204768  Melica torreyana C. F. Baker 1903-5-6 2885 Yolo Cache Creek Canyon. Comment
  UCD73266  Melica torreyana Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4840 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  CDA29538  Melilotus albus M. K. Beyers 2009-7-18 172 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
  UCD108065  Melilotus indicus J. Buck 1996-5-9 3 Yolo City of Davis, off of Covell Boulevard. 15 Comment
  UCD21312  Melilotus indicus J. Shepard 2000-5-20 257 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. Growing in piles of topsoil used as target backstops, close to entrance road. 12 Comment
  UCD108066  Melilotus indicus B. Crampton 1953-4-19 1109 Yolo Along the rr, 1.5 miles north of Davis. Comment
  UCD38685  Melilotus indicus Beecher Crampton 1957-5-13 4003 Yolo 3.5 miles northeast of Davis. Comment
  SBBG115415  Melilotus officinalis B. Crampton 1964-1 s.n. Yolo UC Davis agronomy experimental area Comment
  SEINET5644910  Mentha pulegium Gary R. Adamson 1960-5-7 21 Yolo Davis.; 0 Comment
  UCD117356  Mentzelia laevicaulis M. Phillips 1929-10-1 2065 Yolo Putah Canyon. Comment
  POM134721  Mentzelia laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Gordin Ranch. Comment
  UC19601  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July 1892 Yolo near the Devil's Gate; Putah Canyon Comment
  JEPS98627  Mercurialis annua Dean Kelch 1994-3-24 Yolo outside botany greenhouse 1, near headhouse U. C. Davis campus 20 Comment
  UCD48203  Micranthes californica M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 14 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  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
  SEINET202284  Micropus californicus var. californicus J. Maze 1963-4-27 17 Yolo .75 mi E of Recreation Beach State Hwy 128 Comment
  UC638714  Micropus californicus var. californicus Ethel Crum 1938-5-7 1985 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD134495  Micropus californicus var. californicus Jack Maze 1963-4-27 17 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  UCD63227  Microseris douglasii Ellen Dean; K. Mawdsley 2008-4-16 4804 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCR225400  Microseris douglasii subsp. douglasii Jean V. Shepard 2002-4-21 512 Yolo Yolo County Grasslands Park, east of Davis, from intersection of Hwy I-80 and Mace Blvd, 3.5 mi south on Mace Blvd (Co. Road 104), thence east along unpaved entrance toad to Sacramento Valley Soaring Society field to the north 12 Comment
  UCD118918  Microsteris gracilis R. H. Miller 1949-3-27 6 Yolo Putah Canyon. Comment
  UCD20806  Microsteris gracilis N. Nicola; C. Kremen 2001-3-16 022 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD41160  Mimulus arvensis C. Holn 2002-4-10 173 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
  UC917317  Mimulus aurantiacus var. aurantiacus S. C. Hanson 1949-5-5 18 Yolo Putah Canyon Comment
  UCD122302  Mimulus aurantiacus var. aurantiacus M. Wiesendanger 1927-5-4 641 Yolo Putah Canyon. Comment
  SEINET4678055  Mimulus guttatus M. C. Johnston 1995-5-7 4 Yolo Across the road from the Monticello Dam.; 0 Comment
  POM315784  Mimulus kelloggii A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  POM21048  Mimulus pilosus Roxana Stinchfield 1916-6-25 315 Yolo Buckeye Creek, near mouth. Comment
  UCD20604  Mimulus pilosus E. Dean; with M. Bibbo 2002-7-5 1149 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  UCD122856  Mimulus pilosus J. M. Tucker 1948-7-16 1713 Yolo yard at 914 D St., Davis. Comment
  POM5162  Mimulus tricolor A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  UCD21394  Mimulus tricolor J. Shepard 2001-4-27 438 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In the southeast corner of park. 12 Comment
  SEINET8335057  Mimulus tricolor Beecher Crampton 1953-3-31 1051 Yolo 3 miles north of Winters. Comment
  UCD122950  Mimulus tricolor Beecher Crampton 1978-5-8 9583 Yolo 1/4 mi S. of Saxon Station. Comment
  UCD36524  Minuartia douglasii Beecher Crampton 1954-4-15 1774 Yolo 3 miles west of city of Winters. Comment
  UCD125286  Monardella Collector Unknown Date Unknown s. n. Yolo Northwest part of county. Comment
  UCD59389  Monardella villosa subsp. villosa Ellen Dean; Kate Mawdsley 2007-6-8 3863 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central--South part of ranch, just entering southeastern quadrant, along loop road. 474 Comment
  RSA408694  Monardella villosa subsp. villosa R. D. Moon 1973-5-26 61 Yolo 7 miles north of Guinda on Highway 16. 518 Comment
  UCD55512  Montia fontana J. Shepard 2004-3-21 645 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  CAS-BOT-BC445133  Montia parvifolia Mrs. H. C. Cantelow 1932-8-17 368 Yolo Unspecified Comment
  SEINET3887496  Muilla maritima June McCaskill, Katherine Onaga 1967-4-28 718 Yolo Just east of Davis Refuse Dump, County Road 102, ca. 1 mile north of County Road 31, north of Davis.; 0 15 Comment
  SEINET3992260  Muilla maritima June McCaskill, Katherine Onaga 1967-4-28 718 Yolo Just E. of Davis Refuse Dump, Co. Rd. 102, ca. 1 mi N. of Co. Rd. 31, N. of Davis 15 Comment
  UC1474264  Myoporum parvifolium Joseph M. DiTomaso 1979-5-13 1003 Yolo Next to Mrak Hall on University of California at Davis Campus. Comment
  CAS-BOT-BC83400  Myosurus minimus L. R. Abrams 1928-5-8 12609 Yolo Between Woodland & Davis. Comment
  UCD84349  Myosurus minimus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD96304  Myosurus minimus Beecher Crampton 1973-6-22 8958 Yolo 3 miles S.E. Woodland (in direct line), County roads 25 X 103. Comment
  UCD96610  Myosurus minimus M. Wiesendanger 1927-4-29 599 Yolo Davis. Comment
  CAS-BOT-BC83398  Myosurus minimus Barrett Anderson; Ric Villasenor 1987-8-26 3612 Yolo East of road 103 between Road 25 and Road 27. 15 Comment
  UCD35022  Myosurus minimus Beecher Crampton 1998-5-18 10362 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  UCD96606  Myosurus minimus J. M. Tucker; K. J. Tucker 1950-3-26 1927 Yolo Beside Highway 99W, about 3 miles northwest of Davis. Comment
  POM316258  Myosurus minimus var. filiformis K. J. Tucker, J. M. Tucker 1950-3-26 1927 Yolo Yolo County: beside Hwy 99W, 3 miles NW of Davis Comment
  UCD21423  Myosurus sessilis J. Shepard 2002-4-18 519 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Department of Defense fence. South to northern-most large vernal pool, 1 meter west of fence. 12 Comment
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  RSA97527  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo 3 miles northwest of city of Davis. Comment
  HSC77869  Myriophyllum sibiricum Paul Tappel 1977-11-5 Yolo Putah Creek near Lake Solano 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
  UCD141689  Myriophyllum spicatum Ellen Dean; M. Taylor 2013-6-20 7801 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  RSA262528  Myriophyllum spicatum Sonia Cook 1972-5-26 s.n. Yolo On north side of Putah Creek; south of Cal Aggie airstrip, University of California at Davis campus. Comment
  UCD87413  Nassella cernua Beecher Crampton 1953-5-7 1221 Yolo Yolo County, 2 miles northwest of Dunnigan, along extension of Road 4. Comment
  UCD73111  Nassella lepida Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4899 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On hillside on west side of canyon. 76 Comment
  UCD73572  Nassella pulchra Ellen Dean; Elizabeth Goebel 2008-4-7 4720 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD87507  Nassella pulchra Beecher Crampton 1974-5-15 s.n. Yolo 2.25 miles north of Saxon Station. Comment
  UCD87649  Nassella pulchra R. M. Love 1944-7-3 Yolo 3 miles north of Davis Y - east side of Highway 99. Comment
  CAS-BOT-BC230251  Navarretia cotulifolia A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's Comment
  CAS-BOT-BC230272  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo Davis City Dump, ca. 2 miles NW Davis Comment
  CHSC79188  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  RSA113801  Navarretia cotulifolia Beecher Crampton 1956-4-26 s.n. Yolo Count road 103, about 7 miles northeast of Davis Comment
  SD225884  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 south of Saxon Station. Comment
  UC1059016  Navarretia cotulifolia Beecher Crampton 1956-4-26 3312 Yolo 7 mi ne Davis (along County Road 103) Comment
  UCD39053  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. 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
  UCR119134  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo Sacramento Valley, 1/2 mile south Saxon Station., jct. county roads 106 and 38 15 Comment
  CAS-BOT-BC230271  Navarretia cotulifolia B. Crampton 1956-4-26 3312 Yolo Along County Road 103, ca. 7 miles NE of Davis Comment
  UCD147029  Navarretia heterandra Robert E. Preston 2012-5-16 2874 b Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  CHSC79335  Navarretia leucocephala Beecher Crampton 1956-7-13 3707 Yolo Yolo Bypass. Comment
  CHSC79336  Navarretia leucocephala Beecher Crampton 1953-4-21 1120 Yolo 3 miles north of city of Winters, between highway and railroad. Comment
  SEINET241998  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 mi west of Davis. Moon Ranch Comment
  UCR119143  Navarretia leucocephala Beecher Crampton 1963-4-27 1138 Yolo Sacramento Valley, Northern city limits of Winters. 30 Comment
  UCD33985  Navarretia leucocephala Beecher Crampton 1975-6-18 9223 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD35866  Navarretia leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles east of Davis; Yolo Bypass. Comment
  UC917325  Navarretia leucocephala subsp. leucocephala H. Popenoe 1949-5-22 23 Yolo between Davis and Sacramento; Yolo Causeway 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
  UCR225218  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD36213  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-21 1120 Yolo Yolo County, 3 miles north of city of Winters, between highway and railroad. Comment
  UCD48540  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  CHSC74999  Navarretia pubescens E. D. Appenzeller 1995-5-28 17 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  CHSC99885  Navarretia pubescens Beecher Crampton 1953-4-27 1139 Yolo West of Winters. Foothill slopes. Comment
  UCD20388  Navarretia pubescens K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCD39201  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters. Comment
  JEPS3227  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains, Inner North Coast Ranges); Inner North Coast Ranges, Vaca Mountains, Putah Creek 304 Comment
  UCD20802  Nemophila heterophylla N. Nicola; C. Kremen 2001-3-16 018 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD73094  Nemophila heterophylla Ellen Dean; Plant Biology 102 students 2008-4-6 4717 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek near old road cut that ascends slope. 82 Comment
  CDA15887  Nemophila heterophylla G. F. Hrusa 1998-3-21 14155 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. Comment
  UCD120037  Nemophila heterophylla G. F. Hrusa 1998-3-21 14155 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. 225 Comment
  UCD120044  Nemophila heterophylla Ogden C. Riddle 1942-3-29 18 Yolo Across road west of Recreation Beach, Putah Canyon. 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
  UCD73091  Nemophila pedunculata Ellen Dean; Plant Biology 102 students 2008-4-6 4714 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek. 77 Comment
  UCD125250  Nepeta cataria Beecher Crampton 1995-8-9 s.n. Yolo City of Davis. Comment
  SFV8334  Nicotiana glauca T. Persico 1971-5-15 24 Yolo North Coast Ranges Vaca Mountains. 3 miles east of Monticello Dam. 30 Comment
  UCD126653  Nicotiana glauca C. B. Heiser Jr. 1946-9-18 1863 Yolo near Davis. Comment
  UCD126661  Nicotiana glauca J. M. Tucker; C. H. Lamoureux 1958-6-8 3401 Yolo State Highway 128, Putah Canyon, 1.2 - 2.0 miles east of Recreation Beach. Comment
  UCD126673  Nicotiana glauca Andreas Stohr 1996-4-21 3 Yolo Along Road 128, on bank above Putah Creek. 100 Comment
  UCD14615  Nicotiana glauca Nathan Horn 1989-6-1 22 Yolo along Old Davis Road, ca. 1/2 mile east of University of California, Davis. 15 Comment
  UCD40896  Nicotiana glauca Cathleen Chapton 1983-5-24 26 Yolo On Road 128. 1.5 miles east of Lake Berryessa (Davis side). Comment
  UCD54321  Nicotiana glauca Eugene Skinner 2005-10-28 s.n. Yolo Davis; 11 Parkside. Comment
  UCD80989  Nicotiana glauca Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Side canyon on the east side of Bray Canyon. 147 Comment
  UCR242995  Nicotiana glauca Cathleen Chapton 1983-5-24 26 Yolo On Road 128, 1.5 miles east of Lake Berryessa (Davis side) 76 Comment
  UCR260805  Nicotiana glauca Naomi Erickson 1998-5-9 10 Yolo Inner Coast Range, 4.0 miles west of Winters along Hwy 128, just off roadside to the southwest 49 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
  UCD122094  Olea europaea Don K. Sexton 1956-3-2 149 Yolo Behind Dairy Industry Bldg., north side of Hutchinson Drive, U.C. campus, Davis. Comment
  UCD162950  Orobanche uniflora Craig Thomsen 2006-5-27 2676 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
  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
  RSA634965  Orthocarpus purpurascens var. pallidus Michael A. Vincent, Ethan H. Freid 1998-4-7 8154 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD110754  Oxalis corniculata Beecher Crampton 1963-6-28 s.n. Yolo G-block in Agronomy Experimental Area, UC Davis campus. Comment
  RSA141298  Oxalis hirta June McCaskill 1959-3-24 590 Yolo Botany Department greenhouse, University of California, David. Comment
  UCD111012  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  UCD111013  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  UCD34311  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  JEPS37622  Packera eurycephala var. eurycephala W. L. Jepson 1920-5-25 9050 Yolo Putah Pass Inner North Coast Range Comment
  UC1183408  Pandorea jasminoides June McCaskill and Katherine Onaga 1960-9-29 610 Yolo Climbing about post of east side of Landscape Horticulture Field Headquarters, University of California campus, Davis, Yolo County, California. Comment
  SEINET239026 Image available Panicum capillare subsp. hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard. Comment
  UCD89780  Panicum capillare subsp. hillmanii Beecher Crampton 1968-5-31 8290 Yolo Yolo-Solano county line, UC Davis camppus arboretum area. 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
  UCD89774  Panicum capillare subsp. hillmanii Beecher Crampton 1967-7-25 8134 Yolo 2 miles west of Davis on Russell Blvd. and County Road 98. 'Cactus Corner. Comment
  UCD89793  Panicum capillare subsp. hillmanii Beecher Crampton 1969-9-8 8511 Yolo 3/4 mile west of the old Elkhorn Ferry, Sacramento River. State Highway 16. Comment
  UCD89804  Panicum capillare subsp. hillmanii Beecher Crampton 1981-10-13 9793 Yolo 6 miles west of Winters, along Hwy. 128. Comment
  CAS-BOT-BC253780  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural service yard Comment
  CDA2110  Panicum hillmanii G. D. Barbe, B. Elliott 1979-7-26 2539 Yolo West of Interstate 5 at County Road 12, Zamora. 0 Comment
  CAS-BOT-BC253863  Panicum miliaceum B. Crampton 1955-10-12 s.n. Yolo 0.5 mile N of Davis Comment
  UCD89743  Panicum miliaceum Beecher Crampton 1983-6-28 9873 Yolo UC Davis Campus. S of Memorial Union. Comment
  UCD21323  Panicum miliaceum subsp. miliaceum J. Shepard 2000-6-2 286 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles S on Mace Blvd. (County Road 104), thence E along unpaved entrance road. In gravelly area of parking lot north of entrance road. 12 Comment
  CAS-BOT-BC253893  Panicum rigidulum C. R. Quick 1972-7-22 72 -12 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  CAS-BOT-BC253894  Panicum rigidulum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD168157  Papaver rhoeas S. Boshoven 1983-4-24 1 Yolo 3/4 mile west of Davis. Comment
  UCD34715  Parapholis incurva Beecher Crampton 1989-5-12 10159 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCD62951  Parapholis incurva Joe DiTomaso 2008-5-5 s. n. Yolo Woodland, 1 mile south of I-5 on Rd. 102, 2000 Hamton Place. Comment
  UCD88612  Parapholis incurva Beecher Crampton 1954-6-21 2003 Yolo 3 miles north of Davis. Comment
  UCD88668  Parapholis incurva R. F. Norris 1971-5-11 s.n. Yolo on old Hackett Ranch (property owned by Heidrick Farms), just north of Road 18C (which runs east and west between State Route 113 and County Road 102) and ca. 1/2 mile west of County Road 101, northeast of the town of Woodland. Comment
  UCD18420  Parietaria judaica A. M. Shapiro 2000-5-21 s.n. Yolo West Sacramento, in dense shade under north-facing pier of I-80 overpass over railroad tracks. Comment
  SEINET11124400 Image available Parkinsonia aculeata June McCaskill, Katherine Onaga 1962-7-2 654 Yolo 1001 D Street, Davis, Yolo County Comment
  CAS-BOT-BC259645  Paspalum dilatatum Clarence R. Quick 1968-8-25 68 -08 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  CDA29548  Paspalum dilatatum M. K. Beyers 2009-7-18 171 Yolo Putah Creek; along trail, parallel with creek s edge. Downstream from the Monticello Dam and adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  SACT001662  Paspalum dilatatum John Willoughby 1976-7-29 Yolo IN moist ground along Putah Creek riparian woodland. 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
  UCD88730  Paspalum dilatatum Beecher Crampton 1963-4-4 6714 Yolo 3.5 miles west Davis, Russell Blvd. Comment
  UCD36093  Paspalum distichum Beecher Crampton 1952-10-12 861 Yolo Yolo County, city of Davis, along Putah Creek. Comment
  UCD88899  Paspalum distichum A. A. Beetle 1945-9-28 4034 Yolo Putah Creek at Davis. Comment
  UCD88944  Paspalum distichum R. Tofsrud 1942-11-1 s.n. Yolo Old Putah channel along back of Davis Farm. Comment
  UCD88964  Paspalum distichum Collector Unknown Fall 1941 322 Yolo probably along Putah Creek by Davis. Comment
  SEINET242431 Image available Paspalum molle Beecher Crampton 1978-11-4 sn Yolo UC Davis Campus, Agronomy experimental area, grown from seed from Brazil (#203882) Comment
  UCD127829  Pastinaca sativa Morris Halperin 1932-7-12 s.n. Yolo Truck Crops Field. 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
  UC1927083  Pellaea andromedifolia Layne Huiet 2006-5-20 122 Yolo Highway 16 at marker 4.18 South of Colusa/Yolo County line. West side of road Comment
  UCD137546  Pellaea andromedifolia Beecher Crampton 1953-2-14 983 Yolo 6 miles west of Winters, emptying into Putah Creek. Comment
  UCD36148  Pellaea andromedifolia Beecher Crampton 1953-2-14 983 Yolo Yolo County, 6 miles west of Winters, near small creek emptying into Putah Creek. 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
  UCD89451  Pennisetum glaucum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  UCR242396  Pennisetum setaceum Paul Washburn 2011-7-14 s.n. Yolo City of Davis, along Covell Blvd. between Lake and Denali streets 15 Comment
  UCD47774  Pentagramma triangularis subsp. triangularis M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 10 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD41097  Perideridia N. Nicola 2003-6-24 377 Yolo Eastern Foothills. Capay Valley. Hwy 16, Rd 70, Murphy property. Comment
  UCD99364  Persicaria amphibia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  CAS-BOT-BC413679  Persicaria amphibia Clarence R. Quick 1968-8-25 68 -24 Yolo Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD143812  Persicaria hydropiper Beecher Crampton 1983-9-22 s.n. Yolo UC Davis. Comment
  UCD99578  Persicaria maculosa Daryl Koutnik; John Sowell 1978-10-27 580 Yolo One mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD143965  Persicaria punctata Ellen Dean; T. Starbuck 2013-10-26 8013 Yolo East of the town of Winters and just east of Hwy 505, on north bank of Putah Creek, just south of Yolo Housing Authority housing area. Putah Creek vegetation survey plot YHA 3E. 30 Comment
  RSA428027  Phacelia imbricata subsp. imbricata Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles north of Rumsey on Highway 16. Comment
  RSA699656  Phacelia imbricata var. imbricata Lois Weston 1924-4-24 1134 Yolo Putah can Comment
  UCD120673  Phacelia tanacetifolia Joseph M. DiTomaso 1976-4-9 394 Yolo Below Monticello Dam at Lake Berryessa, dry slopes above Putah Creek. 91 Comment
  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
  UCD73634  Phacelia tanacetifolia Ayzik Solomeshch 2005-4-10 s. n. Yolo Yolo County; Along Putah Creek at base of Monticello Dam. Canyon Creek Resort RV Park. 54 Comment
  SEINET7294748 Image available Phalaris aquatica var. minor Beecher Crampton 1957-1 2424 Yolo [No precise loc] Comment
  SEINET240103 Image available Phalaris arundinacea Beecher Crampton T.O. 2517 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD88342  Phalaris brachystachys J. Hardison 1989-5-11 131 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD88349  Phalaris brachystachys R. Tofsrud 1951-5-1 s.n. Yolo Conway Ranch. Woodland Farms Inc. Comment
  UCD37678  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo 3 miles S of city of Woodland, along County Road 27. Comment
  UCD88775  Phalaris canariensis A. A. Beetle 1945-2-15 4175 Yolo Putah Creek Canyon, W of Winters. Comment
  UCD88782  Phalaris canariensis P. B. Kennedy 1916-5-25 s.n. Yolo Davis. University Farm Comment
  UCD88783  Phalaris canariensis R. Koch 1996-6-1 9 Yolo Davis. Along bike path in West Davis. 15 Comment
  UCD39956  Phalaris coerulescens Beecher Crampton 1963-6-4 s.n. Yolo UC Davis Campus. Agronomy Experimental Areas. Forage Crops Nursery. Comment
  SBBG115582  Phalaris lemmonii B. Crampton 1953-5-5 1209 Yolo ca. 2.5 mi NE of Davis, Rd 102 Comment
  UCD147297  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD88880  Phalaris lemmonii A. A. Beetle 1946-4-15 4371 Yolo Woodland airport. Comment
  UCD89020  Phalaris lemmonii M. Wiesendanger 1927-4-29 596 Yolo Davis. Comment
  CAS-BOT-BC250678  Phalaris minor Doris K. Kildale 1928-5-8 5022 Yolo 4 miles north of Zamora Comment
  CAS-BOT-BC265943  Phalaris minor W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles No. of Davis Comment
  HSC8522  Phalaris minor J. V. Lenz 1947-5-10 Yolo Davis Comment
  LA206692  Phalaris minor Jo Nixon; 1951-5-19 22 Yolo University of California campus, Davis Comment
  RSA10438  Phalaris minor C. B. Wolf 1928-5-8 2130 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
Read comments Jul 28 2014
  RSA696378  Phalaris minor Keith E. Hoffmaster 1946-4-19 1074 Yolo 3-4 miles NE of Davis Comment
  SBBG115738  Phalaris minor J. T. Howell, G. H. True 1974-3-3 50330 Yolo ca. 7 mi N of Madison 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
  UCD37841  Phalaris minor Beecher Crampton 1962-4-23 6236 Yolo 2 miles W of city of Davis, at junction of County Roads 31 and 99. Comment
  UCD89047  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89053  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89056  Phalaris minor A. A. Beetle 1946-5-1 4713 Yolo Davis campus. Comment
  UCR257144  Phalaris minor George K. Helmkamp, Mary Alice Barnes 2013-5-8 20514 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  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
  UCD41217  Phalaris paradoxa John Snelling 1986-5-8 2 - Yolo City of Davis, Alvarado Avenue at Sycamore Avenue. Comment
  CAS-BOT-BC250860  Phleum pratense Clarence R. Quick 1970-7-8 70 -29 Yolo In lawn just south of house of Nettie M. Pylman, Merritt Island near Clarksburg Comment
  UCD89620  Phleum pratense Beecher Crampton 1973-5-30 8950 Yolo UC campus. Comment
  CDA22388  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  RSA262362  Phoradendron macrophyllum John E. Moeur 1971-5-14 22 Yolo Parasitic on Juglans sp.; south Solanno Lake, 1/4 mi. west of the Putah Creek Diversion Dam. Comment
  SFV8301  Phoradendron macrophyllum J. J. McGrath 1963-5-20 35 Yolo Sacramento Valley Davis. University of California, Davis campus. Beside physics building. 15 Comment
  UC1078898  Phoradendron macrophyllum Lauramay T. Dempster 1957-10-14 1426 Yolo in garden at Davis Davis Comment
  UCR118877  Phoradendron macrophyllum Beecher Crampton 1960-12-7 5812 Yolo Sacramento Valley, UC Davis campus. 15 Comment
  UCD102183  Phoradendron serotinum subsp. macrophyllum Richard W. Cleveland 1951-4-29 39 Yolo 4.8 miles west of Winters, in Putah Canyon. Comment
  UCD102187  Phoradendron serotinum subsp. macrophyllum D. H. Hartmann 1941-1-18 s.n. Yolo Near Putah Creek, Davis. Comment
  UCD127888  Phoradendron serotinum subsp. macrophyllum A. M. Shapiro 2011-12-5 s.n. Yolo City of Davis. U.C. Davis campus. On a leafless deciduous tree at the NW corner of California Way and Storer Mall. 15 Comment
  UCD34366  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. Comment
  UCD69399  Phoradendron serotinum subsp. macrophyllum J. Shepard 1997-10-24 s.n. Yolo City of Davis. Along College Park (a street just north of campus). Parasitic epiphyte, blown down onto sidewalk. Comment
  UCD89825  Phragmites australis H. B. Currier 1940-8-25 s.n. Yolo Yolo Causeway. Comment
  UCD125928  Phyla nodiflora W. R. Russell; C. B. Heiser Jr. 1947-5-3 1908 e Yolo Under Yolo Causeway. Comment
  UCD126739  Physalis acutifolia J. M. Tucker 1962-8-1 3639 Yolo 1101 Ovejas Avenue, Davis. Comment
  UCD81555  Physalis acutifolia W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET10890184  Physalis ixocarpa Stephanie Frischie 2000-10-7 Frischie 122 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD126781  Physalis philadelphica Orris Gibson 1966-6-30 s.n. Yolo on Fred Tadlock property just west of deep water channel and around 1/2 mile north of Southern Pacific railroad tracks, around 2.5 miles northwest of West Sacramento. Comment
  UCR148841  Phytolacca americana G. Fred Hrusa 1997-10-13 14118 Yolo Sacramento Valley, Riparian area of Sacramento River immediately south of I-5, c. 5 mi east of Woodland (near tule canal). Mostly along railroad tracks parallel to river on N side Comment
  UCD41002  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
  UCD135020  Pinus sabiniana G. 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
  UCD81607  Piptatherum miliaceum Collector Unknown 1950-6-1 s.n. Yolo Capay Valley Plots. Comment
  CDA20514  Pistacia atlantica N. Patterson 2004-9-28 PDR 1295822 Yolo Sacramento Valley; Hwy 128 & Valley Oak, Winters. 0 Comment
  UCD33163  Pisum sativum Beecher Crampton 1967-4-26 7841 Yolo Yolo County, Davis, site of old central school between B and C and 3rd. streets. Comment
  UC78196  Plagiobothrys bracteatus J. W. Blankinship 1893-4-15 Yolo Cap<ay?> Valley Comment
  UC219346  Plagiobothrys bracteatus H. M. Hall 1921-4-12 11240 Yolo Davis Comment
  UCD21234  Plagiobothrys canescens J. Shepard 2000-4-9 116 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field to the north of entrance road. 12 Comment
  UCD35271  Plagiobothrys canescens Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  UCD82168  Plagiobothrys canescens J. Shepard 2001-3-16 390 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to 20 m west of DOD fence, thence south along path. 12 Comment
  UCR119101  Plagiobothrys canescens Beecher Crampton 1955-4-14 2479 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  SEINET9289754  Plagiobothrys canescens Unknown 1955-4-18 2504 Yolo 2 mi. W of Winters. Dry, gravelly creek bed, oak woodland area. Comment
  UCD161407  Plagiobothrys canescens var. canescens Craig Thomsen 2006-5-10 s.n. Yolo Raised flat adjacent to Hwy 16 across from Camp Haswell. 151 Comment
  UC1278097  Plagiobothrys fulvus Beecher Crampton 1955-4-11 2473 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UCR119105  Plagiobothrys fulvus var. campestris Beecher Crampton 1955-4-14 2473 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  UCD33155  Plagiobothrys greenei Beecher Crampton 1967-4-12 7830 Yolo Yolo County, 2 miles west 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
  UCD160935  Plagiobothrys nothofulvus J. Shepard 2012-4-7 862 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
  UCD120921  Plagiobothrys nothofulvus H. Popenoe 1949-4-11 3 Yolo Above Rumsey on Cache Creek. 167 Comment
  UCD120991  Plagiobothrys stipitatus Fleur Ng'weno 1989-4-27 DQ 12 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD120995  Plagiobothrys stipitatus Ogden C. Riddle 1942-3-30 56 Yolo 4 mi. west of Winters entrance to Putah Canyon. Comment
  UCD81434  Plagiobothrys stipitatus M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. Comment
  SEINET9353933  Plagiobothrys stipitatus Unknown 1996-4-22 10334 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just south of road 25. Vernal meadow, capay silty clay soil series, dense. Comment
  UCD120989  Plagiobothrys stipitatus Fleur Ng'weno 1989-4-19 DQ 5 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD120996  Plagiobothrys stipitatus J. D. Skoss 1948-5-30 s.n. Yolo County road 3 miles north of Davis. Comment
  UCD120998  Plagiobothrys stipitatus Steven Slagle 1964-4-7 49 Yolo Yolo Bypass, 1 mile north of Causeway. 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
  JEPS61062  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19928 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  UCD21042  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 228 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  UCD21043  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 229 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD21276  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-5-1 168 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD55516  Plagiobothrys stipitatus var. micranthus J. Shepard 2004-4-4 662 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCR220404  Plagiobothrys stipitatus var. micranthus Jean V. Shepard 2000-4-13 131 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. South of entrance road, past parking lots on the south side 12 Comment
  SBBG115674  Plagiobothrys stipitatus var. micranthus B. Crampton 1998-5-18 10360 Yolo ca. 2.5 mi N of Davis along county rd 29 just W of its jct with county rd 101A Comment
  UCD33976  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1975-6-11 9215 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  UCD21039  Plagiobothrys stipitatus var. stipitatus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 225 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  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
  POM126225  Plagiobothrys stipitatus var. stipitatus Francis Ramaley 1917-4-14 11102 Yolo Winters. Comment
  CHSC79270  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  UCD35934  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  UCD39081  Planodes virginica Beecher Crampton 1963-3-20 6713 Yolo UC Davis Campus, Alden Pond, Irrigation Dept. Project. Comment
  UCD124403  Plantago coronopus Terry Reedy 1975-5-22 s.n. Yolo County Road 32, 1/4 mile east of Davis boundary. Comment
  JEPS81236  Plantago elongata L. R. Heckard, and J. C. Hickman 1982-4-7 5832 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UC124286  Plantago elongata J. W. Blankinship 1893-4-3 Yolo Woodland Comment
  UC917130  Plantago elongata W. Russell and J. M. Tucker 1950-3-17 1921 Yolo about 3 mi nw Davis (beside Highway 99W) Comment
  UCD149346  Plantago elongata Collector Unknown 1925-3-21 s.n. Yolo Causeway. 4 Comment
  UCD80927  Plantago elongata Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5330 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD97009  Plantago elongata Christopher Michael Bronny 2011-4-25 35 Yolo city of 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 northwest corner of the property, northwest of landfill. 11 Comment
  UCD34979  Plantago elongata Beecher Crampton 1996-4-22 10337 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
  RSA10429  Plantago elongata subsp. pentasperma Carl B. Wolf 1928-5-8 2139 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  SFV8384  Plantago erecta K. Mullich 1972-4-2 6 Yolo North Coast Ranges Capay Valley. County Road 41, 2 miles east of Rumsey. 137 Comment
  UCD124481  Plantago erecta E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD36176  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 miles west of Dunnigan, Durst Ranch. Comment
  UC735725  Plantago lanceolata Chas. Heiser 1947-7-6 1946 Yolo Davis Comment
  UCD69418  Plantago lanceolata S. Quick 1996-5-19 15 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field. Soil moist due to water runoff from neighboring yard. Field dominated by grasses. Herb small, less than 0.5 meters tall, basal leaves. Inflorescence white and brown. 17 Comment
  UCD124508  Plantago major A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  UCD37765  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
Read comments Jun 27 2008
  UCD141696  Platanus X hispanica Ellen Dean; M. Taylor 2013-6-21 7808 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
  CHSC79368  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD33171  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD160563  Plectritis congesta subsp. brachystemon Ellen Dean; Craig Thomsen 2015-3-21 8612 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at southeast end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 259 Comment
  UCD20837  Plectritis macrocera N. Nicola 2001-5-4 53 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  RSA261549  Plectritis macrocera John E. Moeur 1971-4-24 18 Yolo East side of Coldwater Canyon. Comment
  UC999829  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 690 Yolo Yolo-Colusa County line Comment
  SEINET5741125 Image available Plectritis macrocera var. eichleriana R. H. Ramsey 1961-1 22 Yolo Steep north slope of Putah Creek Canyon, in open places in foothill woodland; State Highway 128, 5 miles west of Winters.; Winters Comment
  RSA760737  Plectritis macroptera Joseph A. Ewan 1934-3-18 8683 Yolo Side Canyon of Putah Creek 8 miles above Winters Comment
  UCD33789  Pleuropogon californicus Beecher Crampton 1973-4-16 8918 Yolo 1 mile SW of Saxon Station. Comment
  UCD92177  Poa Beecher Crampton 1954-4-5 1753 Yolo 3 miles west of Winters. Comment
  RSA734401  Poa annua Keith E. Hoffmaster 1946-4-15 1070 Yolo Davis. Comment
  UCD36834  Poa annua Beecher Crampton 1956-2-7 3216 Yolo Yolo County, city of Winters eastern city limits. Comment
  UCD37379  Poa annua Beecher Crampton 1960-3-2 5478 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD90346  Poa annua Beecher Crampton 1960-3-2 5478 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD90378  Poa annua Ogden C. Riddle 1942-3-1 3 Yolo Near greenhouses. Comment
  UCD90626  Poa bulbosa Beecher Crampton 1967-4-3 7823 Yolo West Sacramento. Comment
  UCD72426  Poa howellii Ellen Dean 2008-4-25 4854 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  SEINET242434 Image available Poa pratensis Beecher Crampton 1961-4-10 s.n. Yolo UC Davis campus, Agronomy Experimental Area, row B-14. T.O. 2426, Oryzopsis coerulescens. Comment
  UCD58023  Poa secunda Ellen Dean; K. Mawdsley 2007-4-6 3562 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
  UCD36164  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1017 Yolo 6 miles W of city of Winters, Putah Canyon. Comment
  UCD90727  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1014 Yolo 2 miles W of Winters. Comment
  UCD90805  Poa secunda subsp. secunda Beecher Crampton 1958-4-21 4711 Yolo 2.7 miles NW of Rumsey. Along State Hwy 16 above Cache Creek. Comment
  UCD23193  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84314  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84332  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA40766  Pogogyne douglasii G. D. Barbe 1984-5-7 4159 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  UCD21285  Pogogyne zizyphoroides J. Shepard 2000-5-1 180 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
  UCD37918  Pogogyne zizyphoroides Beecher Crampton 1962-5-1 6366 Yolo 1.5 miles southwest of Saxon Station, at junction of County Roads 105 and 38. Comment
  UCD83573  Polycarpon tetraphyllum Jean Shepard 2010-3-25 835 Yolo City of Davis, 1700 block Myrtle Place. Comment
  CAS-BOT-BC414158  Polygonum aviculare subsp. aviculare P. M. Goodwin 1932-5-5 s.n. Yolo Davis Comment
  CAS-BOT-BC414159  Polygonum aviculare subsp. aviculare P. M. Goodwin 1932-5-3 s.n. Yolo Davis Comment
  CAS-BOT-BC414160  Polygonum aviculare subsp. aviculare John Thomas Howell 1963-6-2 39382 Yolo Woodland Comment
  UCD164875  Polygonum aviculare subsp. depressum Henry House 1995-5-20 1995- 17 Yolo Approximately 100 m W of Walnut Blvd., about 1.25 km S of Marsh Creek Rd. 34 Comment
  UCD99957  Polygonum aviculare subsp. depressum F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD99993  Polygonum aviculare subsp. depressum H. R. Drever 1945-6-13 s.n. Yolo Davis. Comment
  UCD35236  Polygonum californicum Beecher Crampton 1952-10-31 901 Yolo Yolo Causeway. Comment
  RSA518815  Polygonum persicaria Barbara J. Ertter 1988-10-21 7989 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UCD47762  Polypodium calirhiza A. Laffin; S. Holck and A. Randall 2002-4-13 7 Yolo Yolo County, Mclaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd. and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, Along S side of running stream where road travels east-west for a short distance, ca. 11 yds. From the N side of the road. 488 Comment
  UCD47763  Polypodium calirhiza M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 18 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  SACT002108  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, in moist ground, riparian woodland Comment
  UCD51649  Polypogon interruptus Collector unknown 1941-11-1 Yolo Putah Creek, Davis Campus. Comment
  UCD161505  Polypogon maritimus Craig Thomsen 2015-10-5 2617 Yolo Cache Creek County Park: Camp Haswell. Rumsey Canyon. West side of Cache Creek. 144 Comment
  UCD91186  Polypogon maritimus Beecher Crampton 1958-5-28 4838 Yolo Davis. Comment
  CAS-BOT-BC232561  Polypogon monspeliensis Roxana Stinchfield 1916-6-25 317 Yolo In Tule near mouth of Buckeye Creek Comment
  CDA9626  Polypogon monspeliensis D. G. Kelch 2007-5-18 7 .318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  SACT002042  Polypogon monspeliensis John Willoughby 1976-7-29 Yolo At the fishing access point, in moist ground along Putah Creek riparian woodland. 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
  UCD36112  Polypogon monspeliensis Beecher Crampton 1952-11-1 905 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37198  Polypogon monspeliensis Beecher Crampton 1958-5-28 4839 Yolo Yolo County, city of Davis. Comment
  UCD91417  Polypogon monspeliensis Roger Zwanziger 1950-5-5 s.n. Yolo Putah Canyon. 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
  UCD91486  Polypogon viridis M. Wiesendanger 1927-5-4 1580 Yolo Putah Canyon. Comment
  CDA11629  Populus fremontii G. F. Hrusa, T. D. Wilfred 1995-4-12 12065 Yolo Sacramento Valley; Tule Canal immediately E of Sacramento River at Interstate 5 crossing. Comment
Read comments Jun 12 2008
  SBBG115918  Populus fremontii B. Crampton 1986-9-23 10077 Yolo Putah Crk S of University airport Comment
  UCD15640  Populus fremontii subsp. fremontii Rachelle Raymond 1989-5-29 604 Yolo Outside Stebbins Reserve. 121 Comment
  UCD34631  Populus fremontii subsp. fremontii Beecher Crampton 1986-9-23 10077 Yolo Yolo County, Putah Creek south of University airport. Comment
  UCD100127  Portulaca pilosa W. W. Robbins; W. D. Norton 1928-8-1 1421 Yolo 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
  CDA6516  Proboscidea louisianica T. C. Fuller 1958-7-1 879 -58 Yolo Across Highway 16, 5 miles west of Woodland. 0 Comment
  RSA0005578  Proboscidea louisianica John H. Thomas 1960-8-30 8869 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UCD122125  Proboscidea louisianica subsp. louisianica Peter Menth 1992-6-2 1 Yolo E. side of highway along edge. 2 mi s. Gibson Road on Poleline Road. Comment
  UCD122128  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs; S. Galen Smith 1949-7-18 1005 Yolo Sacramento Valley, north of Winters. Comment
  UCD122087  Proboscidea lutea Barry Rice 2006-11-22 BR 061102 Yolo Yolo County. Comment
  SEINET10773928  Prunus Stephanie Frischie 2000-9-30 Frischie 93 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD113152  Prunus dulcis S. McKinney; C. Buchanan, R. Dippel 2002-4-27 17 Yolo west of the town of Davis. UC Davis Ecosystem Reserve. North side of Putah Creek, just west of the UC Davis Landfill on Pedrick Road. 30 Comment
  UCD149738  Prunus dulcis Ellen Dean 2014-3-20 s.n. Yolo California, Yolo County, Davis. Backyard of 708 Mulberry Lane. 18 Comment
  UCD20787  Prunus dulcis N. Nicola 2001-2-16 7NN 16 II01 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET10877543  Prunus persica Stephanie Frischie 2000-9-27 Frischie 91 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD20895  Pseudognaphalium californicum N. Nicola 2001-1-5 123 Yolo Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  CAS-BOT-BC357195  Pseudognaphalium luteoalbum Clarence R. Quick 1970-7-3 70 -23 Yolo In yard of Nettie M. Pylman, Merritt Island near Clarksburg Comment
  UCD80986  Pseudognaphalium luteoalbum Clare Loughran; Ellen Dean, Angelica Sauceda 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. Middle reaches of Bray Canyon. Along old road that crosses Creek. 113 Comment
  UCD81543  Pseudognaphalium stramineum W. W. Robbins; W. D. Norton 1928-8-1 1426 Yolo near Clarksburg. Comment
  RSA52121  Psilocarphus brevissimus A. A. Heller, H. E. Brown 1902-4-30 5424 Yolo Near Black's. Comment
  UCD144435  Psilocarphus brevissimus Carol W. Witham 2003-4-7 896 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21426  Psilocarphus brevissimus J. Shepard 2002-4-18 522 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South to second large vernal pool. 12 Comment
  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
  UCD133715  Psilocarphus brevissimus Beecher Crampton 1978-5-8 9573 Yolo 1/4 mile south of Saxon Station. NE. quarter. Comment
  CAS-BOT-BC361734  Psilocarphus brevissimus var. brevissimus A. A. Heller; H. E. Brown 1902-4-30 5424 Yolo Near Black's Comment
  UC1278027  Psilocarphus brevissimus var. brevissimus B. Crampton 1952-11-7 911 Yolo about 3 mi nw Davis Comment
  UCD21294  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-5-8 233 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
  UCR220389  Psilocarphus brevissimus var. brevissimus Jean V. Shepard 2000-5-8 233 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park - Air Force Installation - and south along narrow track 12 Comment
  CAS-BOT-BC328196  Psilocarphus brevissimus var. multiflorus L. R. Abrams 1928-5-8 12599 Yolo Between Woodland and Davis Comment
  UCR212348  Psilocarphus oregonus Ayzik Solomeshch 2003-6-1 s.n. Yolo Dept. of Fish and Game, Glide Tule Ranch, about 8 miles SE of Davis 66 Comment
  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
  RSA0054940  Psoralea Keith E. Hoffmaster 1939-4-26 933 Yolo Putah can. Comment
  UCD33968  Puccinellia nuttalliana Beecher Crampton 1975-6-4 9205 Yolo Yolo County, 1 mile north on county road 103 from its junction with county road 27. Comment
  UCD93370  Puccinellia nuttalliana Beecher Crampton 1953-5-5 1207 Yolo 6 miles NE Davis. Comment
  CHSC79426  Puccinellia simplex Beecher Crampton 1955-3-28 2345 Yolo 4 miles southeast of Woodland, Woodland Air Park, at juction of County Roads 25 and 102. Comment
  SEINET208828 Image available Puccinellia simplex R. J. Planck 1963-5-12 34 Yolo G. Street 1 mile north of its intersection with 11th Street Davis. Comment
  SEINET237203 Image available Puccinellia simplex B. Crampton 1955-3-28 2346 Yolo Junction of County Rds 25 and 103 about 4.5 to 5 mi SE of Woodland Comment
  UCD36100  Puccinellia simplex Beecher Crampton 1952-10-27 878 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD92215  Puccinellia simplex A. A. Beetle 1946-4-15 4370 Yolo Woodland airport. 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
  UCD18530  Pulmonaria June McCaskill 1954-5-13 306 Yolo city of Davis, UC Davis campus, west side of Robbins Hall Annex. Comment
  SEINET10825279  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  CHSC79245  Pyrus calleryana H. Fong 1972-8-15 Yolo D-2-UCD. Comment
  UCD56593  Quercus Russell Gripp 1984-11-21 s.n. Yolo 223 Gibson Road. In backyard of Chauncey and Avis Irvine. Comment
  UCD58068  Quercus agrifolia Ellen Dean; K. Mawdsley 2007-4-6 3608 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
  UC993153  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
  UCD73672  Quercus douglasii Ayzik Solomeshch 2004-5-1 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  RSA754070  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2007-9-17 12972 Yolo 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
  UCD34166  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo county road 32, 1 mile west of the Fairfield school. Comment
  UCD46817  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Mrak Hall. Comment
  UCD46840  Quercus lobata Carole Eastman 1976-6-9 s.n. Yolo California, Yolo County: Road 31, second bridge east of entrance to DQ University; in ditch, near larger mature trees. Comment
  UCD46882  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo County Road 32, 1 mile west of the Fairfield School. Comment
  UCR190695  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2007-9-17 12972 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
  UCD47277  Quercus shumardii Don K. Sexton 1955-10-16 90 #5 Yolo Highway 40, center strip, just south of State Forest Nursery, north of Davis, California. Comment
  UCD160925  Quercus virginiana J. Shepard 2011-11-7 860 Yolo City of Davis. From intersection of Covell and Alhambra, 1/4 mi S on Alhambra, W side of street. 10 Comment
  UCD47483  Quercus virginiana Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S. Highway 40, few miles east of Davis, Yolo County, California. Comment
  UCD83676  Quercus wislizeni D. Q. Cavagnaro 1963-10-18 223 Yolo 4 mi W of Winters. 15 Comment
  UCR239602  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-9-17 12973 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  UCD38972  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 miles west of Winters along State Hwy. 128. Comment
  UCD95853  Ranunculus aquatilis var. diffusus E. M. Johnston 1916-4-1 s.n. Yolo Woodland. Comment
  RSA786322  Ranunculus canus Keith E. Hoffmaster 1939-4-6 900 Yolo Putah Canyon. Comment
  UCD95802  Ranunculus canus H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles east of Winters. Comment
  RSA82832  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo Yolo County: E of Cache Creek, 5.5 miles N of Rumsey Comment
  UCD56752  Ranunculus hebecarpus Ellen Dean; M. Bibbo 2007-3-23 3444 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. 618 Comment
  UCR118889  Ranunculus hebecarpus Beecher Crampton 1953-4-9 1067 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  UCD55496  Ranunculus muricatus J. Shepard 2004-3-24 646 Yolo City of Davis. SE corner of intersection of Tulip Lane and Temple Drive, Slide Hill Park. Comment
  UCR235381  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18769 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
  UCD56709  Ranunculus occidentalis Ellen Dean; M. Bibbo 2007-3-23 3402 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD80917  Raphanus raphanistrum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5321 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
  SEINET5731462 Image available Raphanus raphanistrum Robert Sowers 1975-1 2 Yolo Tulip Lane.; Davis 14 Comment
  SEINET10735196  Raphanus sativus Stephanie Frischie 2000-10-7 Frischie 102 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10735198  Raphanus sativus Stephanie Frischie 2000-9-27 Frischie 86 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET11261084  Raphanus sativus D. Ray 1974-5-3 30 Yolo City of Davis. Near intersection of county rd 103 and Chiles rd.; 0 16 Comment
  UCD115170  Raphanus sativus Cay Collette 1975-5-10 14 Yolo Knight's Landing. Approximately 100 feet from the Sacramento River. 15 Comment
  UCD115229  Raphanus sativus K. Twitchell 1996-5-4 18 Yolo Davis, UC Davis Experimental Garden. 13 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
  UCD14495  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  UCD94986  Rhamnus ilicifolia Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 6 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
  UC1278129  Rhaponticum repens B. Crampton 1956-7-13 3718 B Yolo West Sacramento, Harbor Blvd. and Deluth St Comment
  RSA696220  Rhus trilobata Keith E. Hoffmaster 1946-4-13 1055 Yolo Putah Canyon Comment
  SEINET3871794  Rhus trilobata Richard R. Halse 2010-3-21 7831 Yolo Along State Hwy. 16 ca 7.6 miles S of its junction with State Hwy. 20 or 5.7 miles northwest of Rumsey.; 0 180 Comment
  SEINET10494637  Rhus trilobata Annetta M. Carter 1938-5-7 Carter 1369 Yolo Shrubs 3 to 4 1/2 ft high, fruit with tart, clammy-viscid coating; forming dense colony 50 ft in diameter; gentle N-facing slope, open Quercus wislizenii, Q. douglasii, Pinus sabiniana association, Cache Creek Canyon, 3.6 mi N of Rumsey. 152 Comment
  POM257185  Rhus trilobata var. pilosissima Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  UCD102287  Ribes malvaceum C. H. Beardslee 1937-2-15 s.n. Yolo Putah Canyon. Comment
  UCD59354  Ribes malvaceum Ellen Dean; Kate Mawdsley 2007-5-11 3778 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  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
  SEINET11133087 Image available Robinia pseudoacacia Joyce Fetter 1962-1 Yolo Near intersection of Russell Boulevard and California Avenue. Davis. 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
  CDA32748  Rorippa curvisiliqua G. F. Hrusa, C. & E. Dogwin 2007-6-6 17041 Yolo Sacramento Delta; Boat launch along South River Rd., on W side of Sacramento River approx. 1 mi. N of Hood. .. 7 Comment
  UC467679  Rosa californica Francis Ramaley 1917-5-29 11316 Yolo 5 mi w Winters Comment
  UCD19507  Rosa californica Terry Reedy 1974-5-7 203 Yolo Davis; ditch along County Road 32, .25 mile east of eastern boundary. 21 Comment
  UCD20865  Rosa californica N. Nicola 2001-7-5 82 Yolo Sacramento Valley: 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD160103  Rostraria cristata Emily Howard 2015-4-12 5 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
  UCD36592  Rostraria cristata Beecher Crampton 1955-5-5 2745 Yolo Yolo County, 6 miles west of city of Winters, Monticello Road, at Recreation Beach along Putah Creek. Comment
  UCD92277  Rostraria cristata Beecher Crampton 1955-5-5 2745 Yolo along Putah Creek, Recreation Beach, 9 miles west of city of Winters, Vaca Mtns. Comment
  UCD92283  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo 3 miles N.W. of Dunnigan, County Road 86. 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
  UCD113560  Rubus armeniacus Carole Eastman 1976-6-9 s.n. Yolo collected at second bridge before approaching DQU entrance road on Road 31 going west from Davis. Comment
  UCD20888  Rubus armeniacus N. Nicola 2001-5-24 116 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD167573  Rubus ursinus H. Olmo; T. S. Mallah 1952-3-1 52 08 59 Yolo California. Yolo County: UC Davis Experimental Plots. Comment
  CAS-BOT-BC421730  Rumex conglomeratus John W. Willoughby 1979-8-13 4418 Yolo Vaca Mountains. Putah Creek, fishing access along State Highway 128 about 1.2 miles northwest of the junction of the highway and Pleasants Valley Road (County Road 86), along banks of Putah Creek 60 Comment
  RSA790654  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18777 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD101134  Rumex crispus Cay Collette 1975-5-17 19 Yolo Knight's Landing. Along levee roadside, Sacramento River. 15 Comment
  UCD81039  Rumex crispus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5583 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
  SEINET4200294  Rumex crispus G. Cook 1959-3-28 7 Yolo 10 miles north of Davis on a backroad by a drain ditch 15 Comment
  UCD14395  Rumex crispus Heidi Haugen 1984-4-15 12 Yolo near and under a bridge. 15 Comment
  UCD15551  Rumex crispus Lara Hawthorne 1989-5-5 8 Yolo UC Davis, Experimental Gardens. 15 Comment
  SD257360  Rumex dentatus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20508 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5'Q) 13 Comment
  UCD81391  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD101623  Rumex salicifolius P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD15908  Ruta graveolens Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  UCD18402  Ruta graveolens Elizabeth McClintock 1982-4-26 s.n. Yolo Woodside. Comment
  UCD92327  Rytidosperma racemosum B. Madson 1951-6-11 s.n. Yolo Davis, in yard of B. A. Madson. Comment
  UCD35233  Sagittaria longiloba Beecher Crampton 1954-9-28 2279 Yolo 5 miles east of Davis. Comment
  RSA735363  Salix Keith E. Hoffmaster 1946-4-13 1237 Yolo Putah Canyon. 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
  UCD39827  Salix babylonica Beecher Crampton 1987-4-17 s.n. Yolo City of Davis; Davis High School, SW corner. Comment
  UCD110785  Salix breweri Edward L. Smith 1967-4-8 s.n. Yolo Putah Creek Canyon; at Monticello Dam, ca. 7 miles west of Winters. 76 Comment
  UCR19793  Salix breweri Mike McCloskey 1974-7-4 s.n. Yolo 8 mi west of Winters along Putah Creek Comment
  SEINET11986396  Salix breweri E. L. Smith 1971-1 956 Yolo ca 12.8 km W of Winters in Putah Creek Canyon, ca 2 km below Monticello Dam 76 Comment
  SBBG128871  Salix exigua G. K. Helmkamp, E. A. Helmkamp 2012-3-9 18611 Yolo E Main St (Co Rd 22), Woodland (parallel to I-5), 1.7 mi W of the Sacramento River 7 Comment
  UCD110900  Salix exigua Cay Collette 1975-5-31 20 Yolo Knight's Landing. 10' from Sacramento River. 15 Comment
  UCD110904  Salix exigua Beecher Crampton 1976-3-20 9361 Yolo Yolo County, Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  UCD110921  Salix exigua Joseph M. DiTomaso 1976-4-9 383 Yolo Below Monticello Dam at Lake Berryessa, above Putah Creek. 121 Comment
  UCD161079  Salix exigua Craig Thomsen 2006-6-30 2623 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD20589  Salix exigua E. Dean; with M. Bibbo 2002-7-5 1132 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD34612  Salix exigua Beecher Crampton 1986-9-3 10059 Yolo Yolo County, ca. 3.5 miles N.W. of Davis, Dry Slough and road 99. Comment
  CAS-BOT-BC104024  Salix gooddingii H. K. Wagnon 1983-4-25 1715 Yolo West Sacramento near the locks along Sacramento River Comment
  CAS-BOT-BC104028  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  CAS-BOT-BC104029  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  CDA12892  Salix gooddingii G. F. Hrusa 1996-3-25 12698 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  SBBG83455  Salix gooddingii D. Neubacher 1975-5-2 14 Yolo Cache Crk area, St Hwy 16, ca. 2.3 mi N of Rumsey Comment
  SEINET3101774  Salix gooddingii Maura Cullinane 1983-5-10 20 Yolo North on Frontage road from Davis, turn left at Golf Course and go until cross stream, site #6. 15 Comment
  SBBG1234  Salix laevigata Milton Workman 1953-3-21 16 Yolo Putah Crk near rodeo arena, University of California, Davis 12 Comment
  UCD111121  Salix laevigata Charles B. Heiser Jr. 1947-4-4 1894 Yolo Along Putah Creek, campus, Davis. Comment
  UCD34613  Salix laevigata Beecher Crampton 1986-9-3 10060 Yolo Yolo County, ca. 3.5 miles N.W. of Davis, Dry Slough and road 99. Comment
  UCD111138  Salix laevigata Don K. Sexton 1956-3-25 206 Yolo Overhanging east side of Aggie Villa Bridge, Putah Creek, County Road one block south of First Street, U.C. Arboretum. Comment
  UCD34672  Salix lasiandra var. lasiandra Beecher Crampton 1987-5-5 10116 Yolo Yolo County, County road 98 and Dry Slough, T9N R2E very S.W. corner of Sect. 30 and N.W. corner of Sect. 31. Comment
  UCD34622  Salix lasiolepis Beecher Crampton 1986-9-8 10068 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD34623  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD94983  Salix lasiolepis Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 4 B Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 136 Comment
  SBBG115919  Salix lucida subsp. lasiandra B. Crampton 1986-9-10 10073 Yolo 0.5 mi N of Capay, N edge of Coche Crk Comment
  UCD34619  Salix melanopsis Beecher Crampton 1986-9-4 10065 Yolo Yolo County, Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis. Comment
  UCD162439  Salpichroa origanifolia Frank Thomas 1935-10-10 s.n. Yolo Esparto. Comment
  UCD162388  Salpichroa origanifolia Milton Workman 1953-6-8 77 Yolo Davis 511 G street. 14 Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD33613  Salpichroa rhomboidea Beecher Crampton 1970-8-31 8649 Yolo Davis. 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
  UCD38944  Salsola tragus Beecher Crampton 1961-10-17 6030 Yolo UC- Davis campus southeast of the airport, along old Putah Creek channel. Comment
  UC1049548  Salvia carduacea Rimo Bacigalupi 1950-4-16 3127 Yolo about 5 mi nw Runsey (at bend of Cache Creek Canyon, to the ne of road, Colusa-Yolo County line); Inner North Coast Ranges, Cache Creek Canyon Comment
  UCD15077  Sambucus mexicana Steven E. Smith 1977-5-4 21 Yolo California, Yolo Co.; U.C. Davis, 30 m. north of the bank of the south fork of Putah Creek (1/2 mile) east of Old Davis Road and 1.5 miles south of Mrak Hall; 15 Comment
  CDA30841  Sambucus nigra subsp. caerulea M. Beyers 2010-5-12 444 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  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
  UCD137197  Sambucus nigra subsp. caerulea P. B. Kaufman 1950-5-9 38 Yolo Arboretum, University of California campus, Davis. Comment
  UCD137233  Sambucus nigra subsp. caerulea L. P. Thibault 1995-5-16 35 Yolo north Davis Farm Road, Davis. 15 Comment
  UCD67990  Sambucus nigra subsp. caerulea M. Thibodeau 1995-5-24 21 Yolo Along Putah Creek, at University of California, Davis picnic grounds. Found on North side of creek, on streambank. A large shrub. 17 Comment
  CAS-BOT-BC227677  Sanguisorba Don Sexton 1963-5-24 s.n. Yolo Unspecified Comment
  UCD56710  Sanicula bipinnata Ellen Dean; M. Bibbo 2007-3-23 3403 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
  UCD63067  Sanicula bipinnata Ellen Dean 2008-4-9 4776 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. Above stockpond. 595 Comment
  UCD56747  Sanicula bipinnatifida Ellen Dean; M. Bibbo 2007-3-23 3439 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD128013  Sanicula bipinnatifida E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD34196  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Comment
  UCD20810  Sanicula crassicaulis N. Nicola; C. Kremen 2001-3-16 026 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD58064  Sanicula crassicaulis Ellen Dean; K. Mawdsley 2007-4-6 3604 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  RSA0048657  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  RSA0048658  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  RSA0048659  Sanicula menziesii Keith E. Hoffmaster 1924-4-24 1183 Yolo Putah Can. Comment
  UCD81611  Schedonorus arundinaceus Collector Unknown 1950-6-1 s.n. Yolo Capay Valley Plots. Comment
  UCD22753  Schinus molle Collector unknown 1988-2-8 s.n. Yolo Collected behind music building. Comment
  UCD149345  Schoenoplectus americanus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  SEINET215189  Scirpus acutus B. Hess 1973-5-22 41 Yolo .5 mi E of Knights Landing on Hwy 116 Comment
  SFV8781  Scirpus acutus var. occidentalis J. Arthur 1966-5-12 59 Yolo Sacramento Valley Davis. Putah Creek. 2 miles west of University of California campus. 15 Comment
  SFV8323  Scrophularia californica subsp. floribunda F. W. Martin, M. N. Martin 1960-4-22 73 Yolo State Highway 16, 3 miles northwest of Rumsey. 130 Comment
  UCD161083  Scutellaria californica Craig D. Thomsen 2006-6-6 2631 Yolo Rumsey Canyon. Otis-Camp Haswell Yolo County Park. Comment
  UC972272  Secale G. L. Stebbins Jr. 1952-7-17 Yolo Davis Comment
  UC972287  Secale G. L. Stebbins Jr. 1952-10-21 Yolo Davis Comment
  UCD144436  Senecio vulgaris Carol W. Witham 2003-4-7 907 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21364  Senecio vulgaris J. Shepard 2001-2-25 368 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 50 yards before Department of Defense fence. 12 Comment
  CAS-BOT-BC364705  Senecio vulgaris Roxana S. Ferris 1917-4-20 700 Yolo Near Dunnigan Comment
  UCD133860  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Davis. Comment
  UCD135832  Senecio vulgaris Walter Russell 1947-3-18 39 Yolo 200 block on D Street, Davis. Comment
  UCD34128  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Yolo County, Davis. Comment
  SBBG362  Sequoia sempervirens J. McCaskill 1955-4-6 382 Yolo E side of water tower at W end of Temporary Building 4, UC Davis campus Comment
  RSA97975  Sequoia sempervirens June McCaskill 1955-4-6 382 Yolo East side of water tower at west end of temporary building 4, University of California, Davis Comment
  SEINET11268178  Sesbania punicea Barry Rice 2004-6-2 s.n. Yolo In the city of Davis.; 0 Comment
  UCD108492  Sesbania punicea Barry Rice 2004-6-2 BR 040601 Yolo Davis. 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
  SBBG26322  Setaria parviflora B. Crampton 1965-7-27 Yolo US Hwy 99, 2.5 mi NNW of Davis Comment
  UCD32955  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo Yolo County, 2.5 miles N.N.W. of Davis on US Hwy. 99. Comment
  UCD92584  Setaria parviflora Beecher Crampton 1965-8-2 7475 Yolo just north of city limits of Davis on Pole Line Rd.. Comment
  UCD92697  Setaria pumila Beecher Crampton 1953-8-27 1615 Yolo city of Davis, Davis High School. Comment
  SEINET11685197  Setaria pumila J. McCaskill, Onaga, K. 1962-1 657 Yolo County Rd 31, 0.3 mi E of junction with US 99W (Alternate 40) Comment
  HSC102727  Setaria pumila subsp. pumila J. P. Smith 2013-8-23 13776 Yolo Weed in a walnut orchard. 134 Comment
  UCD92815  Setaria verticillata Beecher Crampton 1961-7-14 5930 Yolo city of Davis. Comment
  UCR119096  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo Sacramento Valley, 2 miles north of Davis. 15 Comment
  CDA161  Setaria viridis J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  JEPS84738  Sidalcea diploscypha John W. Willoughby 1977-4-27 2239 Yolo hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86); Vaca Mountains 73 Comment
  UCD116575  Sidalcea hirsuta H. A. Borthwick 1925-5-21 1821 Yolo Causeway. Comment
  UCD59330  Sidalcea keckii Ellen Dean; Kate Mawdsley 2007-5-11 3754 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
  UC917308  Silene californica H. B. Currier and C. B. Heiser Jr. 1947-4-10 1898 Yolo in canyon just off Highway 16 ca 1 mi nw Rumsey; nw of Rumsey Comment
  UCD99131  Silene vulgaris R. Tofsrud 1948-1 s.n. Yolo Davis. 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
  UCD73650  Sinapis Jean Shepard 2006-4-22 791 Yolo City of Davis. 3100 Loyola Ave. Grounds of Korematsu school. Comment
  CDA30596  Sinapis arvensis M. Beyers 2010-5-12 453 Yolo Just east of County Road 87, along County Road 19. Sheet 1 of 2. 54 Comment
  SD255683  Sinapis arvensis George K Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD73623  Sinapis arvensis Ellen Dean; Elizabeth Goebel 2008-4-7 4750 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD82148  Sinapis arvensis Jean Shepard 2000-3-5 62 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 south side of road. 12 Comment
  CDA3902  Sinapis arvensis Margaret Bellue 1933-6-6 Yolo 0 Comment
  UCD115404  Sinapis arvensis A. S. Crafts 1932-6-6 1 Yolo Boyer Ranch, near Davis. Comment
  UCD115421  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD20152  Sinapis arvensis J. Shepard 2002-4-18 s.n. Yolo Davis, on 5th street, growing in strip between street and sidewalk. Comment
  UCD160366  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and between 3rd and 4th Sts. in an alley. Comment
  CAS-BOT-BC75300  Sisymbrium officinale W. D. Hamilton 1946-4-20 s.n. Yolo Davis. Comment
  HSC6921  Sisymbrium officinale M. Dole 1963-4-14 69 Yolo 1 mi. S of Hwy. 40 on Rd. 105 Comment
  SBBG115668  Sisymbrium orientale A. M. Shapiro 1985-4-11 Yolo University of California Davis campus, Old Davis Rd, near 1-80 jct Comment
  CHSC24844  Sisyrinchium bellum T. L. Reynolds 1976-4-17 50 Yolo Ca. 200 yds s of Putah Creek and 1.6 mi se of Low Water Bridge, 3.9 mi sw of Winters. Comment
  UC917177  Solanum americanum J. D. Skoss 1948-6-5 17 Yolo University of California campus, Davis, Yolo County, California Comment
  CDA18063  Solanum elaeagnifolium J. King, JY 1999-7-29 PDR 1202573 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCR119106  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo Sacramento Valley, 3 miles north of Davis. 15 Comment
  SEINET7262406 Image available Solanum elaeagnifolium M. Nee 1988-8-14 36781 Yolo University of California Davis campus Comment
  UCD126900  Solanum elaeagnifolium Charles B. Heiser Jr.; Walter Russell 1946-5-20 s.n. Yolo campus, University of California, Davis. Comment
  UCD20897  Solanum nigrum N. Nicola 2001-12-5 125 Yolo Southern Sacramento Valley, near town of Yolo. Comment
  UCD18447  Solanum nigrum Gene Miyao 1981-11-12 s.n. Yolo Yolo County Comment
  NY821145  Solanum parishii C. F. Baker 1903-5-8 2890 Yolo Cache Creek canon [canyon] Comment
  UCD126995  Solanum parishii M. Wiesendanger 1927-5-4 642 Yolo Putah Canyon. Comment
  UCD35568  Solanum parishii Beecher Crampton 1958-4-21 4706 A Yolo 1.6 miles northwest of Rumsey. Comment
  CHSC79366  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus. Comment
  UCD33866  Solanum rostratum Beecher Crampton 1974-7-8 9060 Yolo UC Davis Campus. Comment
  SEINET10780201  Solanum tuberosum Stephanie Frischie 2000-10-14 Frischie 146 Yolo Davis Farmers' Market, Davis, CA. Comment
  UC1585972  Solanum umbelliferum Barbara Ertter with Annetta Carter 1989-5-28 8533 Yolo 5 air mi wsw of Rumsey (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, nw cor.Yolo Co) 731 Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  UCD111530  Soleirolia soleirolii W. R. Russell 1959-4-2 s.n. Yolo 619 F Street, Davis. Comment
  UCD136128  Sonchus asper subsp. asper A. S. Crafts 1926-7-8 425 Yolo University Farm Campus, Davis. Comment
  UCD21226  Sonchus asper subsp. asper J. Shepard 2000-4-1 99 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 entry road after parking lots on S side. 12 Comment
  UCD20791  Sonchus oleraceus N. Nicola 2001-3-14 007 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  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
  UCD136165  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UCD136177  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UCD136191  Sonchus oleraceus June McCaskill 1973-4-9 770 Yolo behind Robbins Hall, University of California campus, Davis. Comment
  UCD35513  Sonchus oleraceus Beecher Crampton 1957-7-16 4354 Yolo University of California, Davis Campus. In field north of Hunt Hall. Comment
  SEINET3228401 Image available Sophora japonica M. F. Wojciechowski 1999-10-3 856 Yolo Residential area in Davis, near intersection of 1st St and 3rd St, just north of Amtrak station. Comment
  UCD92877  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. Comment
  RSA140806  Sorghum bicolor John H. Thomas 1960-8-30 8868 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  CHSC79428  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo City of Davis. Comment
  UCD92766  Sorghum halepense R. Tofsrud 1947-5-25 s.n. Yolo Davis R.R. Junction. Comment
  UCD95030  Sorghum halepense June McCaskill; J. M. Tucker 1960-10-4 613 Yolo W side of County Round 99, 1.1 miles N of junction with County Road 29, ca. 4 miles S of Woodland. Comment
  RSA0097074  Spergularia Keith E. Hoffmaster 1940-4-28 942 Yolo Davis, 2 mi. north. 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
  CAS-BOT-BC390127  Spergularia bocconi L. R. Abrams 1928-5-8 12611 Yolo Between Woodland & Davis Comment
  UCD19487  Spergularia bocconi Terry Reedy 1974-5-18 249 Yolo 2 mi north of Covell Blvd., between Pole Line Road and old settling pond. 21 Comment
  POM151822  Spergularia macrotheca var. leucantha A. A. Heller, H. E. Brown 1902-4-30 5423 Yolo Near Black's. Comment
  RSA0098424  Spergularia macrotheca var. leucantha L. R. Abrams 1928-5-8 12601 Yolo Between Woodland and Davis. Comment
  RSA261409  Spergularia macrotheca var. leucantha M. N. Artist 1965-5-22 21 Yolo County Road 100, 1 mile N of junction with County Road 31, Davis. Comment
  UCD99229  Spergularia macrotheca var. leucantha R. J. Planck 1963-5-15 42 Yolo County Road 101A, 2 miles north of Davis. Comment
  CAS-BOT-BC390752  Spergularia marina Doris K. Kildale 1928-5-8 5032 Yolo 12 miles north of Dixon Comment
  UCD39903  Sporobolus capensis Beecher Crampton 1954-4-13 s.n. Yolo UC Davis campus, Agronomy Divison, greenhouse grown. Comment
  UCD32996  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland on Kentucky Ave. (County Road 20), just W of its junction with Couny Road 101. Comment
  UCD93110  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland, Kentucky Ave. Comment
  SEINET10716742  Sporobolus cryptandrus Crampton 1965-10-8 CRAMPTON 7536 Yolo 1 mile N.E. of Woodland on Kentucky ave. (County rd 20), just west of its junction with County rd. 101. Roadshoulder, nearly bare, assoc. Cynodon. Comment
  UCD34436  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  UCD93147  Sporobolus indicus Beecher Crampton 1976-8-28 9408 Yolo Davis. Senior High School. Comment
  UCD125786  Stachys ajugoides A. S. Crafts 1926-7-8 438 Yolo University Farm Campus, Davis. Comment
  SEINET10935817  Stachys ajugoides H. Lewis 1940-6-12 Lewis s.n. Yolo Edge of slough, 5 mi n of davis. Comment
  UCD35641  Stachys ajugoides Beecher Crampton 1959-6-10 5341 Yolo Just north of Davis, along County Road 31. Comment
  UCD38305  Stachys ajugoides Beecher Crampton 1953-11-22 1738 Yolo 1 mile north of Davis. Comment
  SEINET893245  Stachys lanata J. M. Tucker 1966-1 3946 Yolo In garden at 1200 Harvard Drive, Davis Comment
  UCD73098  Stachys stricta Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4891 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  UCD19422  Stellaria media J. Shepard 2000-2-7 34 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road; immediately to the north in a graveled parking lot. 12 Comment
  UCR237642  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-3-9 18617 Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  UCD99426  Stellaria media H. B. Nidever 1951-5-19 31 Yolo 2 miles north of 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
  SEINET11696158  Stipa capensis Unknown 1968-6-28 T.O. 4221 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row P-62 Comment
  SACT002379  Stipa lepida M. Wiesendanger 1927-5-4 Yolo Comment
  SEINET241282 Image available Stipa lessingiana Beecher Crampton 1961-4-10 T.O. 2532 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 202 Comment
  UCR212311  Stipa pulchra Ayzik Solomeshch 2004-5-5 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD33818  Suaeda nigra Beecher Crampton 1973-6-22 8964 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD34257  Suaeda nigra Beecher Crampton 1978-6-27 9613 A Yolo 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD73031  Suaeda nigra Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4912 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD81055  Suaeda nigra Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5591 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  CDA23537  Suaeda nigra T. Kono 1964-9-1 Yolo Pole Line Road, 2.5 miles north of Davis. 0 Comment
  UCD34293  Suaeda nigra Beecher Crampton 1978-11-3 9673 Yolo 4 miles S.E. of Woodland. Comment
  UCD99628  Suaeda nigra T. Kono 1964-9-1 s.n. Yolo Pole Line Rd., 2.5 mi. n. of Davis. Comment
  UCR118896  Suaeda torreyana Beecher Crampton 1978-6-27 9613 a Yolo Sacramento Valley, 4 miles southeast of Woodland. 15 Comment
  UCD141661  Symphoricarpos albus var. laevigatus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7789 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD36096  Symphyotrichum chilense Beecher Crampton 1952-10-18 864 Yolo I mile east of city of Davis, along railroad. Comment
  UCD77364  Symphyotrichum chilense Robert E. Preston 1999-10-24 1250 Yolo Vic Fazio Wildlife Area, Causeway Unit. 3 Comment
  UCD81536  Symphyotrichum chilense W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD81569  Symphyotrichum chilense W. W. Robbins; W. D. Norton 1927-10-1 830 Yolo West of Davis. Comment
  JEPS41165  Symphyotrichum subulatum Rimo Bacigalupi, and L. Heckard, and C. L. Custer 1965-10-4 9129 Yolo .9 mi n, 1.9 mi ene of Woodland Hebron Siding 10 Comment
  UCD13395  Symphyotrichum subulatum var. parviflorum K. Meares 1996-9-18 2 Yolo City of Davis, northern part. End of Enicina Ave, where greenbelt ends. Found in crack of pavement under street sign. 15 Comment
  UCD134154  Symphyotrichum subulatum var. parviflorum Beecher Crampton 1953-9-30 1632 Yolo Knights Landing, Sycamore Slough. Comment
  UCD86129  Taeniatherum caput-medusae Beecher Crampton 1972-5-28 8810 Yolo Road 95 west of Airstrip. Comment
  UCD169498  Tagetes lemmonii Willa Pettygrove 2017-11-27 s.n. Yolo City of Davis, N of 5th St., W of intersection with Poleline Rd. Davis Community Gardens. Near center of garden, just N of tool shed. 12 Comment
  RSA261392  Tamarix parviflora Elaine J. Imada 1971-4-10 6 Yolo Along Cache Creek; State Hwy 16, 2 miles S of the Colusa-Yolo Co line. Comment
  SEINET10575097  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 79 Yolo Overpass, Jct. Interstate 505 and CA Hwy. 16. Comment
  SEINET10928808  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 83 Yolo Road 98, Putah Creek, Davis. Comment
  UCD15320  Tanacetum ptarmiciflorum Glen Holstein 1996-2-1 s.n. Yolo California, Yolo Co.; city of Davis, along Pacific Drive; Comment
  UCD136809  Taraxacum officinale Collector Unknown 1925-7-14 1631 Yolo Davis. Comment
  SEINET3876516  Taxodium distichum Ben Jaacov 1962-5-2 s.n. Yolo South Hall, UCD.; 0 Comment
  CAS-BOT-BC88009  Thelypodium Roxana Stinchfield 1916-7-1 359 Yolo Mouth of Buckeye Creek. Comment
  CAS-BOT-BC88148  Thlaspi arvense Beecher Crampton 1967-4-19 7832 Yolo UC-Davis campus. Comment
  UCD62731  Thysanocarpus curvipes Alan Yip; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  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
  UCD58050  Tonella tenella Ellen Dean; K. Mawdsley 2007-4-6 3590 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
  UCD170673  Torilis arvensis Jean Shepard 2018-5-7 915 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD62901  Torilis arvensis Christa Lindsey; Plant Biology 102 students 2008-5-3 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  CDA5390  Torilis arvensis subsp. purpurea R. Stewart 1975-6-16 Yolo Guinda. 0 Comment
  UCD20517  Torreya californica E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1089 Yolo McLaughlin UC Reserve. Along Rayhouse Rd. above Davis Creek drainage. 0.3 road miles from intersection with Soda Springs road. Downslope side of road. 463 Comment
  SEINET5320888  Torreya californica A. T. Leiser, Ledyard Stebbins 1983-11-5 Yolo Ray House Road, Leviathian Mine, north northeast facing slopes, tree B Comment
  CAS-BOT-BC173003  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus Comment
  SFV2132  Toxicodendron diversilobum G. W. Sanderson 1960-4-13 214 Yolo Cache Creek Basin, State Highway 16, about 5 miles north of Rumsey. Growing in shade of trees along stream bank. Comment
  RSA696208  Toxicodendron diversilobum Lois Weston 1942-4-29 s.n. Yolo Putah Canyon Comment
  UCD139851  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD136897  Tragopogon porrifolius B. Tanjoco; E. Larimer 2002-4-27 11 Yolo W. of the town of Davis. UC Davis Ecosystem Reserve. N. side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. 21 Comment
  JEPS84721  Tribulus terrestris John W. Willoughby 1979-8-13 4400 Yolo Vaca Mountains, Putah Creek, along State Highway 128 about 2.9 mi nw of jct of the highway and Pleasants Valley Road (County Rd 86), at edge of parking area Putah Creek; Vaca Mountains, Putah Creek 60 Comment
  UCD107411  Tribulus terrestris L. P. Thibault 1995-5-21 44 Yolo At Road 31 between Rd. 93A and Highway 505, east of Rd. 91A. 40 Comment
  CDA37734  Tribulus terrestris Robin Breckenridge 2010-7-2 s.n. Yolo Brooks. 0 Comment
  UCD107416  Tribulus terrestris J. M. Tucker; C. H. Lamoureux 1958-6-5 3399 Yolo On the north bank of the Old Putah Creek channel, in the University Arboretum, east side of the California Avenue bridge, University of California campus, Davis. Comment
  JEPS63116  Trichostema lanceolatum W. L. Jepson 1929-9-26 15273 Yolo Madison 60 Comment
  UCD73708  Trichostema lanceolatum Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  RSA699712  Trifolium Keith E. Hoffmaster 1939-4-6 917 Yolo Putah Canyon. Comment
  RSA699713  Trifolium Keith E. Hoffmaster 1939-4-6 913 Yolo Putah Canyon. Comment
  SBBG29019  Trifolium albopurpureum B. Crampton 1966-4-6 7637 Yolo foothills, 2 mi W of Winters Comment
  SBBG29025  Trifolium albopurpureum B. Crampton 1966-4-11 Yolo 2 mi N of Rumsey, foothill flat above Cache Crk Comment
  UCD41003  Trifolium barbigerum Carol W. Witham 2003-4-11 933 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UCD56702  Trifolium bifidum Ellen Dean; M. Bibbo 2007-3-23 3395 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD58022  Trifolium bifidum Ellen Dean; K. Mawdsley 2007-4-6 3561 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD107856  Trifolium bifidum Beecher Crampton 1965-4-6 7252 Yolo 2 miles west of Winters. Comment
  UCD146735  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
  UCD73668  Trifolium bifidum var. bifidum Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCR219522  Trifolium bifidum var. bifidum Jean V. Shepard 2001-4-27 439 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along County Road 36. Southeast corner of the Park, c. 50 yards north of CR 36 and 100 yards west of Dept. of Defense fence 12 Comment
  CDA36927  Trifolium ciliolatum CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC638705  Trifolium ciliolatum Ethel Crum 1938-5-7 1994 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD58044  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3583 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
  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
  UCD73257  Trifolium ciliolatum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4836 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD39097  Trifolium ciliolatum Beecher Crampton 1964-4-8 6922 Yolo 4 miles west of Winters, State Highway 128. Comment
  UCD160466  Trifolium depauperatum Ellen Dean; Craig Thomsen 2015-3-21 8587 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  RSA699730  Trifolium depauperatum var. amplectens Keith E. Hoffmaster 1946-4-19 1096 Yolo 3-4 miles N of Davis. Comment
  UC630974  Trifolium depauperatum var. amplectens P. B. Kennedy 1915-4-26 Yolo 5 mi n Alk. belt (outskirts) Comment
  UCD146736  Trifolium depauperatum var. truncatum Carol W. Witham 2003-4-9 915 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD40985  Trifolium depauperatum var. truncatum Carol W. Witham 2003-4-9 915 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  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
  UCD35269  Trifolium depauperatum var. truncatum Beecher Crampton 1955-3-21 2337 Yolo County Road 95, 8.5 miles west of Davis. Comment
  UCD35751  Trifolium depauperatum var. truncatum Beecher Crampton 1953-3-16 1005 Yolo 1.5 miles north of Davis. Comment
  UCD59325  Trifolium dubium Ellen Dean; Kate Mawdsley 2007-5-11 3749 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
  UCD34224  Trifolium dubium Beecher Crampton 1978-5-8 9577 Yolo 1/4 mile south of Saxon Station. NE quarter. Comment
  UCD39967  Trifolium eriosphoerum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 290-019. Comment
  RSA190723  Trifolium fragiferum R. E. Skaggs 1967-7-30 s.n. Yolo 1113 Alice Street, Davis. Comment
  UCD108975  Trifolium fucatum Collector Unknown 1925-5-11 1692 Yolo Davis. Comment
  UCD72416  Trifolium fucatum Ellen Dean; Kate Mawdsley 2008-4-16 4821 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  RSA653957  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon station site. Comment
  RSA699927  Trifolium fucatum Keith E. Hoffmaster 1946-4-19 1200 Yolo 3-4 miles NE of Davis. Comment
  UCD34972  Trifolium fucatum Beecher Crampton 1996-4-22 10330 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25. Comment
  UCD35916  Trifolium fucatum Beecher Crampton 1953-4-19 1112 Yolo 1.5 miles north of Davis. Comment
  POM127054  Trifolium gracilentum Francis Ramaley 11103 Yolo Winters Comment
  SEINET7413844  Trifolium gracilentum B. Crampton 1955-4-14 2484 Yolo 2 miles south of Zamora Comment
  UCD109762  Trifolium gracilentum M. J. Wright 1948-3-30 s.n. Yolo UC Davis Campus. Comment
  UCD35740  Trifolium gracilentum Beecher Crampton 1953-3-30 1044 Yolo Durst Ranch, about 9 miles west of Dunnigan. Comment
  UCD35786  Trifolium gracilentum Beecher Crampton 1962-4-23 6235 Yolo Woodland at S.P. R.R. station. Comment
  UCD21385  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-26 427 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 0.3 miles on County Road 36. Then, 50 yards north into field. 12 Comment
  UCD146738  Trifolium hirtum Carol W. Witham 2003-4-11 951 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC638707  Trifolium microcephalum Ethel Crum 1938-5-7 1992 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Ranges 152 Comment
  UCD62845  Trifolium microcephalum Elaine Chow; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  RSA636079  Trifolium microcephalum Robert M. Rhode, Barbara Nemeth 1998-5-13 182 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53, on County Rd. #53, c. 1 km west of gate. Comment
  UCD107579  Trifolium olivaceum Beecher Crampton 1965-4-6 7251 Yolo 2 miles west of Winters. Comment
  UCD33044  Trifolium olivaceum Beecher Crampton 1966-4-6 7637 Yolo 2 miles W of Winters. Comment
  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
  UCR152422  Trifolium stenophyllum Beecher Crampton 1967-5-3 7853 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  CDA36925  Trifolium variegatum var. variegatum CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CHSC79319  Trifolium willdenovii Beecher Crampton 1978-5-8 9576 Yolo 1/4 mile south of Saxon Station. Comment
  UC630891  Trifolium willdenovii P. B. Kennedy 1915-4-26 Yolo Davis Comment
  UCD109866  Trifolium willdenovii K. O'Keefe 1995-6-3 s.n. Yolo 100 m from west side of Cold Creek, 250 m from confluence with Putah Creek. Below and east of Lake Berryessa, on side of Highway 128. 120 Comment
  UCD161289  Trifolium willdenovii Jean Shepard 2012-4-7 865 -B Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 2 mi past gate. 262 Comment
  UCD20835  Trifolium willdenovii N. Nicola 2001-4-4 51 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD23218  Trifolium willdenovii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD38436  Trifolium willdenovii Beecher Crampton 1955-4-14 2483 Yolo Yolo County; 2 miles south of Zamora. Comment
  UCD38893  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD73269  Trifolium willdenovii Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4843 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD81464  Trifolium willdenovii M. Wiesendanger 1927-4-29 592 Yolo Davis. Comment
  UCD84346  Trifolium willdenovii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC228544  Trifolium willdenovii Beecher Crampton 1971-4-21 8676 Yolo 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31 Comment
  OBI54935  Trifolium willdenovii Kathleen Faustini 1980-4-21 9 Yolo Rte E6 and Rd 32 Comment
  RSA634968  Trifolium willdenovii Michael A. Vincent, Ethan H. Freid, Karl Vincent 1998-4-7 8151 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD33622  Trifolium willdenovii Beecher Crampton 1971-4-14 8673 Yolo 2 miles west of Winters on County road 87. Comment
  UCD34973  Trifolium willdenovii Beecher Crampton 1996-4-22 10331 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  UCD146941  Triphysaria eriantha subsp. eriantha Carol W. Witham 2003-4-7 874 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21216  Triphysaria eriantha subsp. eriantha J. Shepard 2000-3-18 82 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of entrance road near open, partly mowed field used to fly model planes. 12 Comment
  UCD139296  Triteleia hyacinthina K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  UCD139307  Triteleia hyacinthina M. Wiesendanger 1927-5-4 661 Yolo Putah Canyon. Comment
  UCD139411  Triteleia laxa M. Wiesendanger 1927-4-29 622 Yolo Esparto. Comment
  UCD73246  Triteleia laxa Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4830 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  SEINET233354  Triteleia laxa Becky Wilson 1973-4-10 10 Yolo 7 miles west on Winters in Thompson Canyon; 183 Comment
  SEINET8506559  Triteleia laxa Schank 1959-3-28 s.n. Yolo Ca 2 miles E of Winter above Hwy 128. 152 Comment
  SEINET8551353 Image available Triteleia laxa Susan Danford 1964-4-10 9 Yolo Road 86, near junction with State Highway 128, Putah Creek Canyon Comment
  UCD14270  Triteleia laxa Penny Cumming 1973-4-10 31 Yolo Yolo County; 7 miles west of Winters in Thompson Canyon to the right of Monticello dam, 1/4 mile from Highway 128. Comment
  CDA30911  Triticum aestivum M. Beyers 2010-5-12 450 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  RSA562697  Triticum aestivum D. Charlton 1990-3-6 4156 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  UCD93306  Triticum durum Beecher Crampton 1961-6-1 5893 Yolo 3 miles S of Woodland. Comment
  UCD21376  Tropidocarpum gracile J. Shepard 2001-3-23 415 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 Sacramento Valley Soaring Society field on south side of road. 12 Comment
  UCD93420  Tuctoria mucronata Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  UCD169965  Typha angustifolia Bonnie Hagstrom 1984-5-25 26 Yolo 4.6 miles east of Winters on Road 32, on the north side of the road. Comment
  SBBG34484  Typha domingensis M. L. Long 1969-8-7 Yolo county rd near irrigation ditch, 3 mi NW of Zamora Comment
  UCD94865  Typha latifolia C. Heiser 1947-5-14 1914 Yolo Putah Creek, campus, Davis. Comment