Search Results — 2000 specimen records retrieved (1413 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV12411  Abutilon theophrasti D. L. Koutnik, J. Sowell 1978-10-27 578 Yolo Sacramento Valley Along dirt road 1 mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD21339  Abutilon theophrasti J. Shepard 2000-7-29 333 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Southeast to a grove of trees planted Spring 2000. 12 Comment
  CDA4912  Abutilon theophrasti T. C. Fuller 1959-10-1 3265 Yolo Yolo Bypass at railroad trestle, River Road, ca. 4 miles east of Woodland. 0 Comment
  CAS-BOT-BC331641  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek canon Comment
  SEINET3098688 Image available Acer macrophyllum Michelle Yeargan 1973-3-23 Y 013 Yolo Near Putah Creek, north bank; 0.125 miles southeast of Monticello Dam. Comment
  UCD117008  Acer macrophyllum H. E. Cott 1949-6-5 A 128 Yolo Putah Canyon, along State Highway 28, near Recreation Beach. Comment
  CDA35553  Acer macrophyllum W. M. Lowray 1965-3-28 Yolo Cache Creek. 0 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
  UCD81459  Acer negundo var. californicum M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  UCD128317  Achillea millefolium 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
  UCD128373  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  UCD15571  Achillea millefolium J. D. Clark 1995-5-27 8 Yolo Collected along Mix Canyon Rd, approx. 1/2 mile from intersection with Pleasant Valley Rd in Winters. 45 Comment
  UCD58070  Achillea millefolium Ellen Dean; K. Mawdsley 2007-4-6 3610 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 462 Comment
  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
  UCD81457  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  UCD128335  Achillea millefolium R. Randell 1996-5-4 8 Yolo davis, 1.8 miles north of Covell on Road 102, east of drainage ditch. 12 Comment
  UCD34781  Achnatherum brachychaetum Beecher Crampton 1989-8-17 10226 Yolo Yolo County, UC Davis agricultural services area. Comment
  RSA0028971  Achnatherum coronatum Lois Weston 1942-4-20 1131 Yolo Davis. Comment
  UCD128383  Achyrachaena mollis H. A. Borthwick 1925-5-11 1894 Yolo Davis. Comment
  UCD128381  Achyrachaena mollis C. G. Baughn 1949-4-29 37 Yolo Hungry Hollow Hills, 2 miles west of Zamora. Comment
  UCD73713  Acmispon americanus var. americanus Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET957851  Acmispon brachycarpus F. W. Gould 1938-1 273 Yolo One-half mile north-east of Rumsey. Comment
  UCD104483  Acmispon wrangelianus A. A. Beetle 1945-3-8 4204 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD104566  Acmispon wrangelianus Fleur Ng'weno 1989-5-5 DQ 36 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD128387  Acroptilon repens Beecher Crampton 1957-10-25 4641 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD128395  Acroptilon repens Beecher Crampton 1959-6-11 5352 Yolo West Sacramento, along Galveston Street. Comment
  UCD35424  Acroptilon repens Beecher Crampton 1956-7-13 3718 B Yolo Harbor Blvd. and Deluth St., West Sacramento. Comment
  CDA18853  Acroptilon repens J. King 1999-6-21 PDR 1224531 Yolo Woodland. 0 Comment
  CDA6756  Acroptilon repens R. Perkins 1971-9-16 Yolo California Fruit Exchange, Winters. 0 Comment
  UCD128494  Acroptilon repens R. Breckenridge 2002-7-2 PDR 120455 7 Yolo around equipment yard and ditches at Highway 128 and E Main St, Winters. Comment
  UCD70766  Actinidia chinensis J. Shepard 1998-5-10 3 Yolo City of Davis, yard in East Davis on Myrtle Place. 15 Comment
  CAS-BOT-BC133141  Adenostoma fasciculatum Roxana Stinchfield 1916-6-26 354 Yolo Foothills west of Dunnigan near Buckeye Cr. Comment
  UCD68001  Adenostoma fasciculatum S. M. Smukler 1995-5-19 5 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, next to the trail. 450 Comment
  UCD58047  Adiantum jordanii Ellen Dean; K. Mawdsley 2007-4-6 3587 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
  UCD62793  Adiantum jordanii Susan Zhang; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  UCD21292  Aegilops triuncialis J. Shepard 2000-5-8 231 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots. To defined track (rutted) running south. Along side of rutted track. 12 Comment
  UCD59306  Aegilops triuncialis Ellen Dean; Kate Mawdsley 2007-5-11 3730 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
  UCR152065  Aegilops triuncialis Beecher Crampton 1961-4-28 5859 Yolo 2 mi west of city of Winters, along Road 87 Comment
  SEINET240107  Aegilops triuncialis Beecher Crampton TO 2618 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD81041  Aesculus californica Agnieszka Zalicka; with PLB 102 class 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On the edge of Bray Creek, near the mouth of Bray Canyon. East side of creek. 71 Comment
  RSA634245  Aesculus californica Robert M. Rhode, B. Nemeth 1997-5-21 154 Yolo Stebbins reserve (University of California Nature Reserve) Cold Canyon Creek; 0.5 miles south of Solano/Yolo county line (Putah Creek) near CA Highway 128. Beside creek; 50 meters from entrance (Highway 128). 185 Comment
  SEINET5743816 Image available Aesculus californica Betsy Rich 1974-1 35 Yolo Foothill oak grassland near Putah Creek; State Hwy 128, 1 mile W of its intersection with Pleasants Valley Road.; Putah Creek Comment
  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
  UCD63072  Agoseris heterophylla Ellen Dean 2008-4-9 4781 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  SEINET5720060 Image available Agropyron libanoticum Nazir M. Sankary 1971-1 s.n. Yolo Raised from seed in field near Botany Department Greenhouses, University of California campus.; Davis Comment
  UCR152067  Agropyron trachycaulum Beecher Crampton 1961-6-1 5880 Yolo Northern city limit of Davis, along County Road 31 Comment
  UCD97906  Agrostemma githago var. githago Beecher Crampton 1964-8-11 s.n. Yolo Department of Biochemistry Experimental Plots on UC Davis campus. Comment
  UCD37230  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo Yolo County, 1.3 miles south of Dunnigan, U.S. Highway 99. Comment
  UCD51798  Agrostis avenacea Beecher Crampton 1960-5-9 5505 Yolo 1/4 mile south Saxon Station. Comment
  SEINET9356837  Agrostis castellana Unknown 1961-6-9 T.O. s. n. Yolo Yolo Comment
  UCD52262  Agrostis exarata Beecher Crampton 1961-10-25 6057 Yolo 2 miles west of Bryte, County Road 127, confluence Sacramento and Yolo Bypass. Comment
  UCD52281  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis, Field - campus - Berkeley. Comment
  UCD36453  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo Yolo County, city of Davis, Davis High School lawn. Comment
  UCD53451  Agrostis stolonifera Beecher Crampton 1958-5-28 4836 Yolo north Davis. Comment
  UCD53534  Agrostis stolonifera Leonard 1919-6-13 x 3067 Yolo Davis. Comment
  SACT000224  Agrostis tenuis John Willoughby 1976-7-29 Yolo Pleasants Valley Rd elevation 200. In moist ground along Putah Creek, riparian woodland. Comment
  UCD21255  Ailanthus altissima J. Shepard 2000-4-13 139 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Near entrance road, just to the north between road and parking lot to N of entrance road. 12 Comment
  UCD164530  Aira caryophyllea Craig D. Thomsen 2006-5-10 2695 Yolo Camp Haswell County Park, at edge of turnout along Hwy 16. 137 Comment
  UCD116181  Alcea rosea C. P. Pease 1995-6-6 s.n. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  SEINET196522  Alisma triviale Walter Russell 1948-8-16 Yolo Roadside ditch near rice field, ca. 2 miles north of Davis Comment
  SEINET8470107 Image available Alisma triviale Walter Russell 1948-8-16 Yolo 2 miles north of Davis Comment
  CAS-BOT-BC131977  Allium John Thomas Howell 1976-4-1 51514 Yolo Knights Landing Comment
  UCD48251  Allium amplectens M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 11 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 10 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  HSC82059  Allium serra Thomas W. Nelson, Jane P. Nelson 1980-4-27 5106 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  SBBG115351  Alnus rhombifolia M. Henry 1972-1-28 Yolo UC Davis Arboretum, Law School 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
  UCD21239  Alopecurus saccatus J. Shepard 2000-4-9 122 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD36209  Alopecurus saccatus Beecher Crampton 1953-4-16 1107 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37915  Alopecurus saccatus Beecher Crampton 1962-5-1 6361 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD55945  Alopecurus saccatus Beecher Crampton 1955-4-14 2494 Yolo 2 miles northwest Dunnigan. Comment
  UCR220406  Alopecurus saccatus Jean V. Shepard 2000-4-9 122 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. Field south of entrance road, east of all archery ranges 12 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
  UC917189  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo near Botany Building; Univ. of Calif. Campus, Davis Comment
  UCD97211  Amaranthus californicus P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  UCD36113  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Yolo County, 1.5 miles east of city of Woodland, in vicinity of sewage disposal. Comment
  UCD39253  Amaranthus californicus B. Crampton 1952-11-11 907 Yolo About 1.5 miles east of Woodland. Comment
  UCD82142  Amaranthus palmeri Jean Shepard 2009-8-8 825 Yolo Fremont Weir Wildlife Sanctuary. North of parking lot, on bank of Sacramento River. Comment
  UCD13412  Amaranthus powellii K. Meares 1996-9-24 017 Yolo City of Davis, northern part. On greenbelt between Jalisco and Grande. 15 Comment
  UC60097  Amaranthus retroflexus Ethel Hyde 1938-9-26 Yolo Davis Comment
  UCD97774  Amaranthus retroflexus R. N. Raynor 1941-8-11 s.n. Yolo near Clarksburg. Comment
  UCD36086  Amaranthus retroflexus Beecher Crampton 1952-10-11 853 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD97753  Amaranthus retroflexus H. R. Drever 1945-6-13 Yolo Davis. Comment
  HSC101440  Ambrosia artemisiifolia Thomas W. Nelson, Jane P. Nelson 1983-8-27 7613 Yolo Along alluvial terrace of Cache Creek just south of Guinda, CA.; just upstream from road 57 at picnic area 107 Comment
  CAS-BOT-BC64718  Ambrosia psilostachya A. J. Babbinger 1920-10-24 s.n. Yolo Upper Capay Valley Comment
  UCD142964  Ambrosia psilostachya Ellen Dean; N. Gonzales 2013-8-8 7937 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  CDA29808  Ambrosia psilostachya M. K. Beyers, F. Favela, J. McDonnell 2009-8-29 209 Yolo Putah Creek. Downstream of the Monticello Dam, on sloping bank of the creek, adjacent to and on the same side as Highway 128. 0 Comment
  UCD125573  Amelichloa caudata John Anderson 2012-6-1 s.n. Yolo north of town of Winters on west side of Sacramento Valley. 21740 County Rd. 88 at the intersection of County Road 27. Hedgerow Farms near main office. 54 Comment
  UCD102873  Ammannia robusta K. Esau; D. Hartmann 1941-7-17 s.n. Yolo Near Zamora. Comment
  SFV2575  Ammi visnaga B. J. McCaskill 1963-8-14 668 Yolo Sacramento Valley Davis. In dry soil in depression between road and railroad tracks. South side of 2nd St., 1 mile east of its junction with L St.. Comment
  UCD126106  Ammi visnaga Beecher Crampton 1968-9-4 8331 Yolo Yolo Bypass ca. 4.5 miles E of Davis. Comment
  CAS-BOT-BC213989  Amsinckia Peter H. Raven 1955-4-16 8274 Yolo Fields about Davis Comment
  CDA37072  Amsinckia intermedia CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC1178226  Amsinckia intermedia Peter M. Ray 1950-4-15 1701 Yolo 1 mi n Guinda (on Cal. Hwy 16, just n of bridge) Comment
  UCD119270  Amsinckia intermedia A. A. Beetle 1945-2-22 4194 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD119684  Amsinckia intermedia B. A. Madson 1925-4-28 s.n. Yolo Davis. Comment
  UCD15502  Amsinckia intermedia Fred Tulley 1984-5-6 10 Yolo Davis Equestrian Field. 19 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
  UCD119765  Amsinckia menziesii P. Thompson 1996-4-14 24 Yolo Davis; south side of town, path parallel to Valdora Road. 17 Comment
  UCD119757  Amsinckia menziesii Peter M. Ray 1950-4-15 1707 Yolo North side of canyon of Cache Creek; on California Highway 16, 6 miles north of Rumsey. Comment
  UC638712  Amsinckia menziesii var. menziesii Ethel Crum 1938-5-7 1987 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Range, Cache Creek 152 Comment
  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
  UCD21256  Anagallis arvensis J. Shepard 2000-4-21 143 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then east of parking lots on S side of road. 12 Comment
  POM303756  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mile below cannon ball point, spring seepage. Comment
  UCD56099  Andropogon virginicus R. Tofsrud 1948-9-1 s.n. Yolo Putah Creek Canyon. Comment
  SEINET3918324  Andropogon virginicus var. hirsutior Alan A. Beetle 1946-7-13 4691 Yolo 1 miles below canon ball pt.; 0 Comment
  UCD59359  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
  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
  CDA36213  Anthemis cotula G. K. Helmkamp, E. A. Helmkamp 2009-5-2 14724 Yolo Western Sacramento Valley; Capay Valley; along CA Hwy 16, 1.5 miles west of Capay. 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
  UCR36575  Anthemis cotula A. C. Sanders 1984-6-18 5061 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD129065  Anthemis cotula Morris Halperin 1932-6-11 s.n. Yolo near agronomy field, Davis. Comment
  CDA30588  Anthriscus caucalis M. Beyers 2010-5-12 448 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD41113  Antirrhinum majus K. Arhangelsky 2002-5-9 204 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD73729  Aphanes macrosepala Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD89143  Apocynum cannabinum Carla Essenberg 2008-7-23 s.n. Yolo McLaughlin Reserve, north edge of Davis Creek Reservoir. Comment
  UCD59353  Arceuthobium campylopodum Ellen Dean; Kate Mawdsley 2007-5-11 3777 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD51920  Arctostaphylos manzanita F. W. Hays 1927-1-30 582 Yolo Putah Canyon. Comment
  UCD52068  Arctostaphylos manzanita T. Tomich 1949-3-14 1 Yolo One mile west of Cannon Ball, Putah Canyon. Comment
  SEINET11998353  Arctostaphylos mariposa Unknown 1988-1 80159 Yolo Blue Ridge area (ridge between Big Blue Ridge & Little Blue Ridge or between Fiske Creek & Davis Cr) 622 Comment
  CHSC83123  Arctostaphylos pajaroensis Roman Gankin 1967-1-16 Yolo UCD Arboretum. Davis. Comment
  NY345968  Aristida purpurea var. californica J. G. Lemmon 05 1891 s.n. Yolo Caspan Valley Comment
  UCD34783  Aristida ternipes var. gentilis Beecher Crampton 1989-8-22 10228 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  SFV8400  Aristolochia californica G. L. Webster 1967-3-23 7500 Yolo North Coast Ranges Vaca Mountains. Along Putah Creek about 1 mile east of bridge below Monticello Dam. 61 Comment
  UC1543118  Aristolochia californica Charlotte G. Nast 1936-3-27 25 Yolo Putah Canyon east Comment
  UCD137810  Aristolochia californica H. A. Borthwick 1931-4-2 2175 Yolo Putah Canyon. Comment
  UCD70194  Aristolochia californica D. Sanchez-Mata 1998-6-24 s.n. Yolo Capay Valley. Salt Creek between Capay and Cadenasso. 100 Comment
  UCD56020  Arrhenatherum elatius D. H. Hartmann 1941-7-9 s.n. Yolo City of Davis. Campus of University of CA, Davis. Agronomy Plots. Comment
  UCD56021  Arrhenatherum elatius E. G. Cakin 1947-4-29 s.n. Yolo City of Davis. Campus of University of CA, Davis. University Farm. Agronomy Grass Plots. Comment
  UCD60450  Artemisia biennis A. M. Shapiro 2007-9-28 s.n. Yolo Yolo Bypass, West Sacramento. 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
  UCD96935  Artemisia douglasiana Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7001 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Lower reaches of canyon on west side of Bray Creek. Comment
  UCD149336  Artemisia dracunculus Collector Unknown 1953-12-23 s.n. Yolo City of Woodland. 25 Comment
  JEPS100801  Arthrocnemum subterminale Dean W. Taylor 1993-7-9 13852 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  JEPS41108  Arthrocnemum subterminale Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9126 Yolo 1.12 mi ne Woodland (along Kentucky Ave. (Road 20) ca 0.25 mi n of Sewage Disposal Plant) Comment
  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
  UCD56077  Arundo donax R. Tofsrud 1941-10-1 150 Yolo Davis. Comment
  UCD39910  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo City of Davis. Comment
  UCD56049  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo Davis. Comment
  HSC82061  Asclepias cordifolia Thomas W. Nelson, Jane P. Nelson 1980-4-27 5104 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD97112  Asclepias cordifolia Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7012 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon in uplands on east side of creek. Along ridge between two side canyons. 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
  CDA39755  Asclepias eriocarpa G. D. Barbe, Carl Miller 1976-5-28 2180 Yolo South of Road 68, about 0.25 miles west of Highway 16, south of Guinda. 0 Comment
  JEPS49854  Asclepias eriocarpa Willis L. Jepson 1892-7-27 14534 Yolo Putah Pass, Yolo-Napa county line Putah Canyon Comment
  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
  UCD121312  Asclepias fascicularis Collector unknown Date unknown s.n. Yolo Near Woodland. 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
  UCD121371  Asclepias speciosa Jeanette Van Emon 1983-7-22 s.n. Yolo East Davis, vacant lot north side of 5th Street, across street from City of Davis Recycle Center. Comment
  UCD121372  Asclepias speciosa C. B. Heiser Jr. 1946-8-19 1838 Yolo Along Southern Pacific Railroad, near Davis. Comment
  UCD121375  Asclepias speciosa Lynn M. Holstein 1979-5-18 2 Yolo Corner of 5th and Pole Line Rds. In Davis. Comment
  UCD67398  Asclepias speciosa Juliette Nguyen Le 1992-5-30 12 Yolo Roadside along Road 32A. 6 Comment
  UCD35828  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just NE of West Davis School. Comment
  SBBG117232  Astragalus didymocarpus B. Crampton 1963-5-24 6810 Yolo Davis, just NE of W Davis School Comment
  CAS-BOT-BC182662  Astragalus douglasii Roxana Stinchfield 1916-6-26 348 Yolo D'Oyly Sheep Ranch - near Dunnigan Comment
  UCD35849  Astragalus douglasii Beecher Crampton 1965-4-27 7292 Yolo 3 miles n.w. of Dunnigan County Road 86. Comment
  CDA26658  Astragalus douglasii var. douglasii C. Justus 1968-5-14 Yolo #NAME? 0 Comment
  CAS-BOT-BC193346  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo 1 mile s.w. Saxon Station Comment
  UCD105436  Astragalus tener var. tener K. Esau 1935-5-1 s.n. Yolo Near Davis. Comment
  UCD35010  Astragalus tener var. tener Beecher Crampton 1998-4-21 10346 Yolo Yolo County, ca. 3.5 miles S.E. of Woodland along county road 102, east of Mavis - Hanson field. Comment
  CAS-BOT-BC17437  Athysanus pusillus Alice Eastwood 1927-3-28 14208 Yolo Winters. Comment
  RSA97526  Atriplex Beecher Crampton 1954-8-20 2263 Yolo Along old Putah Creek channel, Davis. Comment
  SBBG115893  Atriplex argentea var. expansa B. Crampton 1985-9-5 10017 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  UCD97232  Atriplex argentea var. expansa Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9121 Yolo along Kentucky Ave. (Road 20), 0.25 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  UCD97249  Atriplex argentea var. expansa M. Phillips 1929-10-1 2049 Yolo near Davis. Comment
  CDA23226  Atriplex argentea var. mohavensis G. D. Barbe 1976-10-2 2226 Yolo West side of Jefferson Boulevard, 8 km south of barge canal, West Sacramento. 0 Comment
  UCD38284  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis along Southern Pacific Railroad property. Comment
  UCR118987  Atriplex depressa Beecher Crampton 1978-9-13 9662 Yolo Sacramento Valley, about 3 miles east of Woodland along Hwy. 16, 1 mile east of its junction with county road 102 9 Comment
  JEPS80669  Atriplex joaquinana L. R. Heckard with Dave and Mary Anne Showers 1981-5-30 5517 Yolo s of Road 25 and w of Road 103 about 3 mi se Woodland; se of Woodland Comment
  RSA10422  Atriplex joaquinana C. B. Wolf 1928-5-8 2151 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  SEINET271590  Atriplex joaquinana H. C. Stutz 1990-8-15 95329 Yolo 3.5 mi. S-SE of Woodland Jct. of Rd. 25 and Rd. 103. Comment
  SEINET4135119  Atriplex joaquinana Ellen Dean, K. F. Mawdsley 2008-4-16 4800 Yolo Southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside. Area is used as air field and for rodeos and is disturbed and mowed.; 0 0 Comment
  UCD33817  Atriplex joaquinana Beecher Crampton 1973-6-22 8963 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD62928  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  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
  SEINET4135110  Atriplex joaquinana Howard C. Stutz 1990-8-15 95329 Yolo Located 3.5 miles SSE of Woodland, junction of Road 25 and Road 103.; 0 Comment
  SD247395  Atriplex micrantha George K. Helmkamp, E. A. Helmkamp 2011-12-7 18500 Yolo Southern Sacramento Valley: midway between Davis and Sacramento along Highway 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area. 10 Comment
  CAS-BOT-BC168432  Atriplex parishii var. depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  JEPS41118  Atriplex prostrata Rimo Bacigalupi, L. R. Heckard and C. L. Custer 1965-10-4 9124 Yolo along Kentucky Ave. (Road 20) 1 1/8 mi ene Woodland (ca 1/4 mi n of Sewage Disposal Plant) 10 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
  RSA97525  Atriplex prostrata Beecher Crampton 1954-9-22 2275 Yolo West Sacramento. Comment
  SBBG115957  Atriplex rosea B. Crampton 1985-9-5 10018 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  SEINET4135953  Atriplex rosea Beecher Crampton 1985-9-5 10018 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  UCD97794  Atriplex serenana K. Esau 1931-8-28 2257 Yolo Davis. Comment
  UCD58027  Avena barbata Ellen Dean; K. Mawdsley 2007-4-6 3566 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD73578  Avena barbata Ellen Dean; Elizabeth Goebel 2008-4-7 4722 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  SACT000409  Avena fatua Brian Brown 1975-10-17 Yolo dry levee dweller Comment
  UCD15598  Avena fatua Lisa Montany 1985-5-4 12 Yolo Stevenson's Bridge (Stevenson's Road) over Putah Creek. 27 Comment
  UCD34127  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Yolo County, Davis, Mace blvd. offramp from Hwy. 80. Comment
  UCD56308  Avena fatua E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD56457  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Mace Blvd. Off ramp I. S. Hwy. 80 east. 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
  UCD56459  Avena sativa J. Hardison 1989-5-11 133 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD56467  Avena sativa C. B. Shah 1960-5-15 23 Yolo Davis. University of California campus. 15 Comment
  CAS-BOT-BC98751  Baccharis douglasii C. R. Quick 1972-7-30 72 -25 Yolo On bank of main drainage canal, along road 143, west of main pumping station south end of Merritt Island, about 20 miles Comment
  CAS-BOT-BC98619  Baccharis pilularis Roxana Stinchfield 1916-6-26 353 Yolo Fotthills wash of Dunnigan near Buckeye Creek Comment
  CHSC74945  Baccharis pilularis Sabbina M. Lau 1989-6-7 12 Yolo West of Winters along Hwy 128, Stebbin's Cold Canyon Reserve. 350 meters from entrance. 122 Comment
  UCD129464  Baccharis pilularis K. Wagnon 1932-1-1 2271 Yolo Putah Canyon. Comment
  CAS-BOT-BC98217  Baccharis salicifolia Beecher Crampton 1975-8-22 9245 Yolo County road 104 1 1/2 miles north of county road 28. Comment
  CAS-BOT-BC16370  Barbarea orthoceras John F. Emmel 1971-4-4 337 Yolo Thompson Canyon, north-northeast of Monticello Dam. 243 Comment
  UCD150780  Bauhinia Robert Deering 1954-11-4 s.n. Yolo Yolo County, University of California, Davis Landscape Management Greenhouse. 15 Comment
  SEINET10732932  Beta vulgaris Stephanie Frischie 2000-10-14 Frischie 145 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD129597  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144274  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  JEPS114055  Boehmeria cylindrica Robert E. Preston 2007-10-4 2581 Yolo 2.5 mi S of Clarksburg, along Sacramento River, ca. 200 m S of the boat ramp. Comment
  SEINET10764140  Boehmeria cylindrica George F. Hrusa, C. Dogwin; E. Dogwin 2007-10-18 Hrusa 17081 Yolo Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  SEINET3920068  Boissiera squarrosa Beecher Crampton 1964-5-4 3505 Yolo Uc Davis agronomy experimental area, plant introduction nursery, row J-53; planted from seed obtained from Germany, Rostock, Botanischer Garten der Universitat, seed index number #59.; 0 Comment
  CAS-BOT-BC474757  Bolboschoenus fluviatilis Ellen Dean; T. Starbuck 2013-10-5 8004 Yolo UC Davis Restoria site on N side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #3D 15 Comment
  UCD56820  Bothriochloa bladhii Beecher Crampton 1958-10-17 s.n. Yolo UC Davis campus. Comment
  UCD56827  Bothriochloa laguroides subsp. torreyana Beecher Crampton 1968-9-6 8337 Yolo 2 miles west of Winters. Along State Hwy. 128. Comment
  UCD56829  Bothriochloa laguroides subsp. torreyana Beecher Crampton 1973-8-6 s.n. Yolo UC Davis campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD56877  Bouteloua curtipendula Beecher Crampton 1965-4-27 7300 Yolo 3 miles northwest of Dunnigan. County Road 2, just east of its junction with County Road 86. Comment
  SEINET11989053  Brachychiton populneum J. McCaskill, Tucker, J. M. 1962-1 656 Yolo Davis, along N side of Chemistry Building, University of California campus Comment
  UCD114720  Brassica P. B. Kennedy 1918-6-6 s.n. Yolo Univ. Farm, Davis. Comment
  CAS-BOT-BC474722  Brassica juncea Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall Comment
  UCD114607  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD114615  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD13306  Brassica nigra Bill Chally 1989-6-2 23 Yolo Yolo CO. T8N, R2W, sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD35640  Brassica nigra Beecher Crampton 1959-6-10 5340 Yolo Davis, north part of H St. Comment
  UCD41120  Brassica oleracea S. Greenleaf 2002-4-2 155 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  SEINET10735080  Brassica rapa Stephanie Frischie 2000-10-7 Frischie 103 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD114823  Brassica rapa Anne Overholser 1991-4-29 6 Yolo Western end of Garrod Road, Davis. Comment
  CAS-BOT-BC278147  Breynia disticha Eva Bayon 2012-10-29 3013 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  CAS-BOT-BC106311  Brickellia californica Roxana Stinchfield 1916-6-25 447 Yolo Buckeye Creek - Goodin Ranch Comment
  UCD72446  Brickellia californica Ellen Dean 2008-4-25 4869 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  SEINET196503  Brodiaea capitata R. B. Griffith 1949-3-20 4 Yolo Putah Canyon Comment
  UCD33962  Brodiaea coronaria Beecher Crampton 1975-5-23 9200 Yolo 3/4 mile S.W. of Saxon Station. Comment
  SEINET205135  Brodiaea pulchella Robert Haydon 1966-3-20 13 Yolo State Highway 128 4 miles west of Winters. Comment
  UC1155614  Bromus G. L. Stebbins Jr. 1943-4-15 Yolo University of California, Davis Comment
  UCD33164  Bromus Beecher Crampton 1967-4-26 7842 Yolo Yolo County, Davis, B st. between 3rd. and 4th. streets. Comment
  SBBG117244  Bromus arizonicus B. Crampton 1956-3-30 3238 Yolo Davis, Southern Pacific Railroad Stn Comment
  SEINET238356 Image available Bromus arizonicus Beecher Crampton 1953-4-19 1114 Yolo City of Davis. Comment
  UCD57670  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Davis. Comment
  UCD57697  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Davis. Comment
  UCD57698  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Davis. Comment
  UCD57699  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Davis. Comment
  UCD58013  Bromus carinatus Gus H. Wendt 1915-4-17 s.n. Yolo Davis campus. Comment
  UCD136167  Bromus caroli-henrici Andrew Raeburn 2013-7-1 s.n. Yolo in foothills of the Inner North Coast Range north of the town of Winters. At west end of County Road 87, near Union School Slough. Private land recently purchased by John Anderson. 113 Comment
  UCD62680  Bromus caroli-henrici Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  UCD73728  Bromus caroli-henrici Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC155803  Bromus catharticus C. R. Quick 1972-7-19 72 -6 Yolo In southwest corner of house lawn at the homesite of Henry L. and Nettie Smith Pylman Clarksburg. Comment
  CAS-BOT-BC155804  Bromus catharticus Clarence R. Quick 1969-5-21 69 -08 Yolo Merritt Island, near junction of country roads #140 and 142, 3.5 miles south of Clarksburg. Comment
  CAS-BOT-BC155806  Bromus catharticus Clarence R. Quick 1968-8-25 68 -14 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
  UCD58322  Bromus catharticus Clarence R. Quick 1969-5-17 69 03 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  UCD58405  Bromus catharticus Carl Schoner 1975-1-13 s.n. Yolo Esparto area. Comment
  UCD81602  Bromus catharticus Collector Unknown 1950-6-1 s.n. Yolo Capay Valley, Bruhn Burn Plots. Comment
  CAS-BOT-BC155608  Bromus diandrus Beecher Crampton 1956-3-28 3235 Yolo Along Putah Creek, Davis, Yolo-Solano county border. Comment
  CAS-BOT-BC242663  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Davis, Southern Pacific Railroad 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
  RSA697040  Bromus diandrus Keith E. Hoffmaster 1946-4-15 1067 Yolo Davis. Comment
  UCD147281  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147282  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD36840  Bromus diandrus Beecher Crampton 1956-3-19 3232 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD58515  Bromus diandrus M. Wiesendanger 1927-5-4 656 Yolo Putah Canyon. Comment
  UCD59465  Bromus diandrus Beecher Crampton 1957-11-11 4648 Yolo East of West Davis Elementary School, Davis. Comment
  UCD59466  Bromus diandrus A. A. Beetle 1942-6-1 3733 Yolo Davis. Comment
  UCD80907  Bromus diandrus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5311 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  SACT000671  Bromus diandrus 1925-5-14 Yolo Comment
  SEINET3922306  Bromus diandrus David Charlton 1990-3-3 4172 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80.; 0 15 Comment
  CAS-BOT-BC155289  Bromus hordeaceus A. A. Beetle 1942-6-1 3731 Yolo Davis. Comment
  HSC101406  Bromus hordeaceus J. P. Smith 2011-4-27 13141 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  HSC9234  Bromus hordeaceus J. V. Lenz 1947-4-23 Yolo 3 mi. N of Davis Comment
  RSA790657  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18784 Yolo along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD147285  Bromus hordeaceus Carol W. Witham 2003-4-11 948 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD38581  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Putah Creek channel. Comment
  UCD41017  Bromus hordeaceus Carol W. Witham 2003-4-11 948 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD58620  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Putah Creek. In the UC-Davis arboretum. Comment
  UCD58647  Bromus hordeaceus Roger Zwanziger 1950-5-10 s.n. Yolo Putah Creek. Comment
  UCD58679  Bromus hordeaceus A. A. Beetle 1942-6-1 3731 Yolo Davis. Comment
  UCR151584  Bromus hordeaceus Beecher Crampton 1960-4-26 5488 Yolo Sacramento Valley, city of Davis, along railroad 16 Comment
  UC1040708  Bromus laevipes Beecher Crampton 1956-5-31 3492 Yolo foothills 3.5 mi w of Winters (border of Yolo-Solano Counties) Comment
  UCD161066  Bromus laevipes Craig Thomsen 2006-5-10 2645 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  SACT000589  Bromus mollis Lester Varozza 1960-4-24 Yolo 11 miles southwest of Davis; valley grasslands Comment
  UCD59570  Bromus rubens M. Wiesendanger 1927-5-4 653 Yolo Putah Canyon. Comment
  UCD59616  Bromus rubens Beecher Crampton 1957-5-14 4022 Yolo 1.3 miles west of Zamora. Comment
  UCD59282  Bromus sitchensis Beecher Crampton 1967-5-19 7950 Yolo Davis, along B St. between 3rd and 4th. Comment
  UCD59718  Bromus sterilis Beecher Crampton 1957-3-12 3897 Yolo Triangle, Southern Pacific R. R. Station, Davis. Comment
  SEINET3923356  Bromus sterilis Beecher Crampton 1964-4-7 6918 Yolo Davis, Southern Pacific Railroad.; 0 Comment
  UCD37301  Bromus tectorum Beecher Crampton 1959-5-11 5207 Yolo Yolo County, 7 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon, Cannon Ball Recreation Area. Comment
  UCD59770  Bromus tectorum var. glabratus Beecher Crampton 1959-5-11 5207 Yolo Putah Creek Canyon, Vaca Mtns. along State Hwy. 128. Comment
  UCD41148  Buddleja davidii N. Nicola 2002-6-12 230 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  SDSU972  Calamagrostis bolanderi T. Cass 1974-10-21 1208 Yolo Project No.: 74-692 Comment
  RSA0054947  Calandrinia caulescens Lois Weston 1942-4-7 1163 Yolo Davis campus. Comment
  UCR106849  Calandrinia ciliata Claire Warshaw 1985-4-10 01 Yolo City of Davis, near intersection of Highway 113 and Hutchison Drive 12 Comment
  UCD100247  Calandrinia ciliata Mrs. L. H. Phillips 1929-3-14 1758 Yolo University Farm. Comment
  UCD36602  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  RSA734213  Calochortus amabilis Keith E. Hoffmaster 1946-4-13 1208 Yolo Putah Canyon Comment
Read comments
May 14 2010
  UCD48261  Calochortus amabilis S. Olmsted; M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 01 Yolo Yolo Co, 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 609 Comment
  SEINET8194291  Calochortus amabilis Unknown 1967-4-19 s.n. Yolo Winters area. 213 Comment
  UCD139485  Calochortus amabilis M. Wiesendanger 1927-5-4 692 Yolo Monticello - Napa Road. Comment
  UCD73702  Calochortus luteus Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET8495396 Image available Calochortus pulchellus C. W. Rottschalk 1954-4-28 41 Yolo South slope of Putah Canyon; beside State Highway 28, 10 miles west of Winters. Comment
  CAS-BOT-BC270869  Calycadenia pauciflora Roxana Stichfield 1916-7-1 368 Yolo [D'Ayly?] Sheep Ranch, above Buckeye Creek Comment
  CAS-BOT-BC270868  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles E of Lake County line on Rieff - Rayhouse Road, NE Roadside slope Comment
  UCD129896  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles east of Lake County line on Rieff-Rayhouse Road. Comment
  UCD39205  Calycanthus occidentalis Beecher Crampton 1953-5-19 1310 Yolo 9 miles west of Winters, along canyon slopes of Putah Creek. Comment
  UCD13305  Calystegia purpurata Bill Chally 1989-6-2 24 Yolo Yolo CO. T8N, R2W, Sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  RSA41320  Camissonia intermedia Robert F. Hoover 1938-4-23 3195 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UC763012  Camissoniopsis ignota R. F. Hoover 1938-4-23 3199 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
  UCR237641  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2012-3-9 18613 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
  CAS-BOT-BC37053  Capsella bursa-pastoris Clarence Roy Quick 1971-4-29 71 -37 Yolo Pylman-Quick garden, Merrit Island. Near Clarksburg, County Road 142. Comment
  SEINET5341009  Capsella bursa-pastoris G. Cook 1959-3-27 5 Yolo Collected 2 miles west of Davis. 12 Comment
  SFV1431  Capsella bursa-pastoris E. B. Risley 1961-2-13 101 Yolo Sacramento Valley Davis. Open field at 5th and I Streets. 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
  UCD14260  Capsella bursa-pastoris Peter Stekel 1974-4-4 2 Yolo Davis, along road to University of California, Davis Zoological Area, more or less 1 mile south of Russell Blvd. and Highway 113. 19 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
  UCD35021  Cardamine Beecher Crampton 1998-5-18 10361 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  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
  UCD73088  Cardamine oligosperma Ellen Dean; Plant Biology 102 students 2008-4-6 4711 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
  CDA3645  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  RSA531017  Cardaria draba Glenn A. Gorelick 1966-5-15 s.n. Yolo 5 miles E of Woodland on Hwy 16. Comment
  UCD20858  Carduus pycnocephalus N. Nicola 2001-2-5 075 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  CAS-BOT-BC281716  Carduus pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo N side of River Rd, E limits of Woodland 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
  UCD85579  Carduus pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo North side of River Rd., e. limits of Woodland. Comment
  UCD150944  Carduus pycnocephalus subsp. pycnocephalus D. S. Park; K. Mawdsley 2010-4-22 25 Yolo Stebbins Cold Canyon area west of creek. 81 Comment
  UCD141694  Carex barbarae Ellen Dean; M. Taylor 2013-6-20 7806 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 2D of Putah Creek vegetation survey. 6 Comment
  CAS-BOT-BC19387  Carex barbarae J. Ewan 1934-3-18 8690 Yolo Putah Creek 6 miiles above Winters. Comment
  UCR257982  Carex divulsa subsp. divulsa Jean V. Shepard 2012-4-30 867 Yolo City of Davis, yard in 1800 block Myrtle Place 15 Comment
  UCD140506  Carex lenticularis var. limnophila Cay Collette 1975-5-31 22 Yolo Knight's Landing. 25' from Sacramento River. 15 Comment
  HSC79004  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  CAS-BOT-BC118327  Carex praegracilis Ethel Hyde 1937-5-5 s.n. Yolo Davis Comment
  UCD140752  Carex praegracilis Everett H. Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A. Comment
  CAS-BOT-BC281934  Carthamus tinctorius R. E. Frenkel 1965-6-13 940 Yolo Near a safflower plantation ca 3 miles N of Dunnigan on a roadside parallel to Highway 99 Comment
  CDA15538  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Central Valley; Hwy 16 at S edge of Woodland approx. 1/3 mi. N of Rd. 25a. Comment
  UCD144416  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Highway 16 at south edge of Woodland approximately 1/3 mile north of Road 25a. 15 Comment
  UCD142941  Carya illinoinensis Ellen Dean; T. Starbuck 2013-10-5 8009 Yolo UC Davis Russell Ranch Riparian Reserve. South of Russell Road, and on north side of Putah Creek. Near parking area close to creek (Place where road spur descends near middle of creek access road.) 30 Comment
  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
  UCD21526  Casimiroa edulis Duane Gooden 2003-3-14 s.n. Yolo UC Davis campus, north of Buehler Alumni/Visitors Center : Environmental Horticulture Garden. Tree, 20'. Comment
  UCD18519  Castanea dentata June McCaskill and J. M. Tucker 1957-8-30 539 Yolo city of Davis, 1 mi. west of UC Davis campus, just west of University Airport, east of Bee House, on Stralock farms. Comment
  RSA734133  Castilleja Keith E. Hoffmaster 1946-4-13 1243 Yolo Putah Canyon. 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
  JEPS43522  Castilleja applegatei subsp. martinii Richard H. Ramsey 1961-3-18 11 Yolo Cache Creek Canyon, 3 miles northwest of Rumsey on Hwy. 16 Comment
  JEPS86178  Castilleja applegatei subsp. martinii L. R. Heckard 1988-4-2 6672 Yolo ca 3 mi nw Rumsey; Cache Creek Canyon 250 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
  UCD122292  Castilleja applegatei subsp. martinii R. H. Miller 1949-5-8 51 Yolo Putah Canyon. Comment
  UCD81047  Castilleja applegatei subsp. martinii Agnieszka Zalicka; with PLB 102 class 2009-4-26 6 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Middle reaches of Bray Canyon on west side of creek. 120 Comment
  UCD122275  Castilleja applegatei subsp. martinii R. W. Cleveland 1951-2-23 8 Yolo Cache Creek Canyon, 3.5 miles northwest of Rumsey. 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
  CDA36936  Castilleja attenuata 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
  UCD21414  Castilleja attenuata J. Shepard 2002-4-6 504 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 100 yards west of Department of Defense fence, then 200 yards north of south fence (Rd. 36). 12 Comment
  HSC81998  Castilleja exserta subsp. exserta Thomas W. Nelson, Jane P. Nelson 1980-4-27 5113 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD63066  Castilleja exserta subsp. exserta Ellen Dean 2008-4-9 4775 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. Above stockpond. 595 Comment
  UCD168990  Castilleja foliolosa Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9293 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  SBBG115478  Castilleja foliolosa P. McFarland 1997-4-25 2 Yolo St Hwy 128, W of Winters on cliff face opposite Monticello Dam parking lot Comment
  UCD122538  Castilleja foliolosa Ogden C. Riddle 1942-3-29 26 Yolo Putah Canyon. Comment
  UCD41023  Castilleja rubicundula subsp. lithospermoides Carol W. Witham 2003-4-11 953 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET12029223  Casuarina equisetifolia Unknown 1954-1 224 Yolo Davis, along W edge of Davis High School athletic field Comment
  UCD55504  Caulanthus lasiophyllus J. Shepard 2001-5-6 451 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 Department of Defense property fence, then south 150 yd. 12 Comment
  UCD82202  Caulanthus lasiophyllus J. Shepard 2000-5-18 253 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .2 mi. along unpaved entrance road, then south along track. 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
  SEINET5743564 Image available Ceanothus leucodermis Ray Prag 1971-1 179 Yolo In Arboretum, Univ. of California campus, Davis.; Univ. of California, Davis Comment
  UCD142938  Celtis sinensis Ellen Dean; T. Starbuck 2013-10-5 8006 Yolo UC Davis Putah Creek Reserve. North side of Putah Creek by gate at dirt road that runs west from the base of Hopkins Road. Putah Creek Vegetation Survey Plot PIC # 1B 15 Comment
  UCD57820  Cenchrus longispinus Beecher Crampton 1970-8-3 8644 Yolo State Hwy. 128, 7 miles west of Winters, Putah Creek Canyon. Comment
  UCD57849  Cenchrus longispinus Beecher Crampton 1981-10-13 9794 Yolo 6 miles west of Winters along State Hwy. 128. Comment
  CAS-BOT-BC276975  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins prop., Co. Rd. 57 & Hwy 16, Guinda Comment
  CDA7093  Centaurea calcitrapa L. Moore 1953-4-1 Yolo 1 mile east of Guinda. 0 Comment
  UCD18492  Centaurea cyanus C. P. Pease 1995-6-2 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  CHSC107010  Centaurea iberica Dave Minnesang; Phyllis Hiatt 1979-6-7 Yolo Glides Tule Ranch, south of Davis on Rd. 106. Comment
  UCD59350  Centaurea melitensis Ellen Dean; Kate Mawdsley 2007-5-11 3774 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern section of ranch. 445 Comment
  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
  UCD39206  Centaurea melitensis Beecher Crampton 1953-5-19 1311 Yolo 6 miles west of Winters. Roadside bank along Putah Creek. Comment
  UCD19197  Centaurea solstitialis June McCaskill 1988-4-15 s.n. Yolo up Putah Canyon Rd. Comment
  UCD20572  Centaurea solstitialis E. Dean; with M. Bibbo 2002-7-5 1113 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. In drainage ditch on N side of road. 701 Comment
  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
  UCD69707  Centaurea solstitialis William Wong 1982-6-4 10 Yolo Along Chiles Road, in open field. Valley Grassland. With Asteraceae. On dry loam soil in full light. 2 ft. tall with yellow flowers. 12 Comment
  CDA15765  Centaurium tenuiflorum G. F. Hrusa, T. D. Wilfred 1998-8-15 14766 a Yolo Central Valley; Tule Canal, 1/4 N of Hwy 16. Comment
  JEPS46947  Centaurium trichanthum Willis L. Jepson 1892-7-27 14637 Yolo near Winters 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-BC279105  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12891 Yolo 6.5 miles south of Woodland on highway between Davis and Woodland Comment
  SFV12381  Centromadia parryi subsp. rudis D. L. Koutnik, J. Sowell 1978-10-27 568 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD130152  Centromadia parryi subsp. rudis Fleur Ng'weno 1991-11-1 DQ 52 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD159497  Centromadia parryi subsp. rudis D. S. Park 2010-8-25 247 Yolo West Sacramento. Growing along E. Main St. between road and railroad. Disturbed. Weedy habitat. 5 Comment
  UCD35197  Centromadia parryi subsp. rudis Beecher Crampton 1953-9-30 1628 Yolo 1.5 miles northeast of Davis. Comment
  UCD33819  Centromadia pungens Beecher Crampton 1973-6-22 8965 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD34255  Centromadia pungens Beecher Crampton 1978-6-26 9612 Yolo 4 miles S.E. of Woodland. Comment
  CAS-BOT-BC228576  Centromadia pungens subsp. pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing Comment
  CAS-BOT-BC279408  Centromadia pungens subsp. pungens Doris K. Kildale 1928-5-8 5038 Yolo 12 miles north of Dixon Comment
  CAS-BOT-BC279409  Centromadia pungens subsp. pungens A. A. Heller; H. E. Brown 1902-4-30 5433 Yolo Near Black's Comment
  JEPS81443  Centromadia pungens subsp. pungens M. A. Showers 1981-5-20 2085 Yolo approx. 2 mi se Woodland (at jct of Rd. 25 and Rd. 103) Comment
  CAS-BOT-BC279417  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2591 Yolo 1/2 mi. E. of Yolo Causeway, 3 mi. W. of Sacramento River Comment
  UCD34191  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128. Comment
  UCSB62945  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo Sutter BM Pass 30 Comment
  CDA9303  Cephalanthus occidentalis var. californicus G. F. Hrusa 2007-7-22 17074 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  CHSC101552  Cephalanthus occidentalis var. californicus G. F. Hrusa 2007-7-22 17074 Yolo On shoreline in sandy intertidal area at Yolo County Boat Launch, W side Sacramento River, +/- 1 mile N of Hood (Sacramento Co.). 3 Comment
  RSA696189  Cerastium glomeratum Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon Comment
  UCD21212  Cerastium glomeratum J. Shepard 2000-3-18 78 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
  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
  UCD98033  Cerastium glomeratum Beecher Crampton 1965-4-2 s.n. Yolo UC Davis Campus. Comment
  UCD98038  Cerastium glomeratum Doulgas Drewe 1967-4-30 s.n. Yolo 3rd and D streets in Davis. Comment
  CDA26894  Cercis occidentalis T. C. Fuller 1962-3-27 7887 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles east of Winters. 0 Comment
  CDA30819  Cercis occidentalis M. Beyers 2010-4-3 338 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. 54 Comment
  POM128980  Cercis occidentalis W. P. Taylor 1912-6-26 s.n. Yolo Rumsey Comment
  SEINET803180  Cercis occidentalis Frank W. Gould 1938-1 280 Yolo One mile from Rumsey on the road to Arbuckle. Comment
  UC764601  Cercis occidentalis R. F. Hoover 1939-3-5 3900 Yolo Rumsey 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
  UCD80984  Cercis occidentalis Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. 81 Comment
  UCSB25090  Cercis occidentalis Masero, Ann 1967-2-12 Yolo On west side of Highway 16; 4.1 miles south of Bear Creek; in inner North Coastal Ranges 518 Comment
  RSA739227  Cercocarpus betuloides Keith E. Hoffmaster 1946-4-13 1227 Yolo Putah Canyon. Comment
  UCD56762  Cercocarpus betuloides Ellen Dean; M. Bibbo 2007-3-23 3454 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  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
  CAS-BOT-BC284547  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles norht of Rumsey, Innner North Coast Range 213 Comment
  CHSC117311  Chamaesyce nutans B. Castro; Tom Boullion 2008-9-17 1768 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, just W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6, not far off road. 11 Comment
  RSA140834  Chamaesyce serpillifolia John H. Thomas 1960-8-30 8871 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  RSA432483A  Chamaesyce serpillifolia H. S. Budd 1901-11 1931 Yolo Grafton. Comment
  UCD21333  Chenopodium album J. Shepard 2000-6-30 316 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot in a 4 foot pile of topsoil. 12 Comment
  UCD15540  Chenopodium album Lara Hawthorne 1989-6-3 14 Yolo Covell Rd, 6 miles east of Winters. 15 Comment
  UCD97760  Chenopodium album Chas. Heiser 1947-7-9 1949 Yolo On campus, Davis. Comment
  UCR265183  Chenopodium ambrosioides Barbara Ertter 1988-10-21 7988 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCD81847  Chenopodium berlandieri Ellen Dean; M. Showers, G. Harrington 2009-6-3 5766 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
  UCR196273  Chenopodium berlandieri J. M. DiTomaso 2006-9-6 s.n. Yolo Sacramento Valley, UC Davis campus, southwest corner of Plant and Environmental Sciences building in Vinca ninor garden 16 Comment
  SEINET9338763  Chenopodium californicum Unknown 1998-3-21 Yolo Hwy 16 along Cache Creek at the rafting put-in. Comment
  UCR213927  Chenopodium glaucum Jean V. Shepard 2008-6-27 816 Yolo Sacramento Valley, City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. 12 Comment
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  CDA3037  Chenopodium murale J. M. DiTomaso 2006-9-6 s.n. Yolo UC Davis campus, southwest corner of Plant and Environmental Sciences building. 0 Comment
  UCD63137  Chenopodium murale A. M. Shapiro 2007-8-30 s.n. Yolo California. Yolo County: UC Davis campus. Comment
  UCD98311  Chenopodium murale Beecher Crampton 1953-11-16 1735 Yolo Vacant lot, Davis. Comment
  UCD98313  Chenopodium murale H. R. Drever 1945-6-1 s.n. Yolo Davis. 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
  UCR220393  Chenopodium vulvaria Jean V. Shepard 2000-5-20 266 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road. Parking lot on north side of entrance road 12 Comment
  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
  UCD15646  Chlorogalum pomeridianum Rachelle Raymond 1989-6-2 707 Yolo Outside Stebbins Reserve. 121 Comment
  CHSC100176  Chorizanthe membranacea John Dittes 2007-5-20 1451 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ridge between Thompson Canyon and Brey Canyon; ca. 6.6 air miles northwest of Winters, ca. 1.7 air miles northeast of Monticello Dam; ca., 1.2 air mile west of Stove Spring. 537 Comment
  CHSC106024  Chorizanthe membranacea Ayzik Solomeschch 2005-4-10 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD20381  Chorizanthe membranacea K. Esau 1934-5-8 s. n. Yolo Putah Canyon. Comment
  SEINET8194558 Image available Cinnamomum camphora Houston B. Couch 1953-5-6 26 Yolo Cultivated on University of California campus, Davis 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
  UCD34110  Cirsium vulgare Beecher Crampton 1976-7-21 9403 Yolo UC Davis campus, Agricultural Practices area. Comment
  HSC81599  Clarkia affinis Thomas W. Nelson, Jane P. Nelson 1980-4-27 5107 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD104437  Clarkia concinna H. B. Nidever 1951-5-26 39 Yolo 2 miles N of Rumsey, Cache Creek Canyon. 106 Comment
  UCD48062  Clarkia concinna Ryan Knox; E. McDermott, G. Walden 2002-4-13 16 Yolo 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. 491 Comment
  UCD15645  Clarkia concinna Rachelle Raymond 1989-5-29 605 Yolo Off road 128, few miles below Stebbins. 121 Comment
  RSA758526  Clarkia concinna subsp. concinna George K. Helmkamp, E. A. Helmkamp 2009-5-20 14728 Yolo west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  POM32011  Clarkia concinna subsp. concinna C. F. Baker 1903-5-8 2982 Yolo Cache Creek canyon Comment
  UCD146824  Clarkia gracilis subsp. gracilis Carol W. Witham 2003-4-26 971 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET9311530  Clarkia purpurea Unknown 1989-6-3 24 Yolo Yolo County Comment
  CAS-BOT-BC172569  Clarkia purpurea subsp. purpurea A. A. Heller 1902-5-21 5576 Yolo Near Madison Comment
  CDA30843  Clarkia unguiculata M. Beyers 2010-5-12 438 Yolo Vicinity of Esparto, east side of County Road 87, at Cache Creek bridge. 55 Comment
  UCD105031  Clarkia unguiculata H. A. Borthwick 1925-5-5 1850 Yolo Putah Canyon. Comment
  UCD48080  Claytonia parviflora Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 20 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
  UCD48081  Claytonia parviflora subsp. parviflora A. Laffin; S. Holck, A. Randall 2002-4-12 10 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring are to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 11 yards from the N side of the road. 488 Comment
  UCD149325  Claytonia perfoliata Collector Unknown 1925-2-21 s.n. Yolo City of Davis. 15 Comment
  UCD21365  Claytonia perfoliata J. Shepard 2001-3-16 401 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, thence south on track toward County Road 36. About 20 yards before reaching fence at County Road 36, east. 12 Comment
  UCD100834  Claytonia perfoliata J. M. Tucker 1951-2-14 2025 Yolo south of Agricultural Engineering Machinery Yard, University of California campus, Davis. Comment
  UCD100822  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo about 3 miles west of Winters, beside Putah Canyon road. Comment
  CAS-BOT-BC91339  Clematis lasiantha W. D. Hamilton 1946-3-29 s.n. Yolo Putah Canyon. Comment
  UCD95594  Clematis ligusticifolia J. D. Skoss 1948-8-12 74 Yolo Bank of Putah Creek, UC Davis campus, UC Davis. Comment
  UCD123620  Collinsia heterophylla M. Wiesendanger 1927-4-29 623 Yolo Esparto. Comment
  UCD48214  Collinsia heterophylla A. Laffin; S. Holck, A. Randall 2002-4-13 15 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd.; due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along S side of running stream where road travels east-west for a short distance, ca. 40 yds. From the N side of the road. 488 Comment
  UCD58049  Collinsia heterophylla Ellen Dean; K. Mawdsley 2007-4-6 3589 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
  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
  SEINET5737221 Image available Collinsia sparsiflora var. bruceae Beverly Brown 1966-1 14 Yolo A few yards up small canyon west of State Highway 128, 3 miles west of Winters.; Winters Comment
  UC596287  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  UC723816  Collinsia sparsiflora var. sparsiflora Joseph Andorfer Ewan 1934-3-18 8680 Yolo 8 mi above Winters; Putah Creek Comment
  UC766271  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  SEINET892897  Colutea arborescens June McCaskill 1954-1 302 Yolo At rear of Ed Gedling's house, near Grounds Building; University of California, Davis, Yolo County. Comment
  CHSC79239  Comarostaphylis diversifolia subsp. planifolia Don K. Sexton 1956-3-25 204 Yolo Area 3, U. C. Arboretum, Davis. Comment
  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
  UCD20859  Conium maculatum N. Nicola 2001-2-5 076 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD36841  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
  SD257249  Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20519 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  SEINET13203091 Image available Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-1 20519 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD126122  Convolvulus arvensis Savoy M. Sebalo 1998-5-20 13 Yolo city of Davis, abandoned field off of Garrod Drive, about one-half mile from Campbell Road cross street. 18 Comment
  UCD126134  Convolvulus arvensis K. Twitchell 1996-4-21 14 Yolo Road 96, near Russell Blvd., Davis. 22 Comment
  UCD62918  Convolvulus arvensis Christa Lindsey; Plant Biology 102 students 2008-5-3 9 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Near entrance to Bray Canyon. Close to entrance gate and Hwy 128. 60 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
  UCD14214  Convolvulus arvensis M. A. LeFevre 1974-5-28 66 -III Yolo Yolo County; U.C. Davis campus, in a field near Briggs Hall; 17 Comment
  UCD14943  Convolvulus arvensis F. Takeda 1977-4-24 45 Yolo California, Yolo Co.; 4.4 miles east of Winters on County Road 32, on untilled land adjacent to an almond orchard; 33 Comment
  CAS-BOT-BC286046  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Cr. Comment
  RSA420750  Cordylanthus palmatus Robert Gustafson 1985-6-15 3180 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  UCR246504  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo Sacramento Valley, 4 miles southeast of Woodland 15 Comment
  UCD123096  Cordylanthus rigidus subsp. rigidus A. M. Shapiro 1994-9-7 s.n. Yolo West Sacramento; along jeep trail N of RR embankment, near E levee of Yolo bypass. Comment
  SFV12167  Coriandrum sativum B. J. McCaskill, K. Onaga 1968-4-22 732 Yolo Sacramento Valley Davis. Northwest corner of intersection of Russell Blvd. and State Highway 113. In rubble of torn down Chinese restaurant. Comment
  UCD127339  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy plots, Davis. Comment
  SEINET241297 Image available Cornucopiae cucullatum Beecher Crampton 1965-4-7 T.O. 3328 Yolo UC Davis agronomy experimental area, plant introduction nursery, row L-105 Comment
  SEINET5744021 Image available Cotinus coggygria June McCaskill 1978-1 786 Yolo SE corner of junction of Peter J. Shields Avenue and California Avenue, University of California campus, Davis.; Univ. of California, Davis Comment
  SEINET11248503 Image available Cotoneaster Mary L. Mello 1949-12-21 Yolo West of the Dairy Industry Building, University of California campus, Davis Comment
  UCD22757  Cotoneaster dammeri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  SEINET11248513 Image available Cotoneaster franchetii Mary L. Mello 1949-12-16 Yolo University of California campus, Davis Comment
  SEINET11248504 Image available Cotoneaster pannosus Charles C. Adamson 1960-5-22 39 Yolo County Road 98, 1.5 miles west of Davis Comment
  UCD73723  Cotula australis Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC287246  Cotula australis Beecher Crampton 1957-4-5 3917 Yolo University of California, Davis Campus Comment
  UCD80938  Cotula coronopifolia Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5341 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
  UCD130909  Cotula coronopifolia Arthur M. Shapiro 1987-3-24 s.n. Yolo Davis, in median strip of Russell Boulevard near Anderson Road. 15 Comment
  UCD40992  Crassula aquatica Carol W. Witham 2003-4-11 922 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD73721  Crassula connata Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD160470  Crassula tillaea Ellen Dean; Craig Thomsen 2015-3-21 8589 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  UCR267865  Crassula tillaea Jean V. Shepard 2010-3-24 833 Yolo City of Davis, Myrtle Place 12 Comment
  CDA9632  Cressa truxillensis D. G. Kelch 2007-5-18 7 .329 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UC735715  Cressa truxillensis Charles B. Heiser Jr. 1947-6-10 1932 Yolo West Sacramento Comment
  UCD126221  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Exact location unknown. Comment
  SEINET6632236 Image available Crossandra infundibuliformis Edward B. Risley 1968-1 s.n. Yolo raised from seed in green-house at residence at 620B Street, Davis Comment
  CDA28860  Croton setiger M. K. Beyers 2009-7-18 178 Yolo Putah Creek; along trail leading from a pull-off on Highway 128 towards creek, downstream from the Monticello Dam. Adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  UCD19198  Croton setiger June McCaskill 1988-4-15 s.n. Yolo up Putah Canyon Rd. Comment
  UCD20900  Croton setiger N. Nicola 2001-9-12 128 Yolo Southern Sacramento Valley, city of Davis. Comment
  UCD59369  Croton setiger Ellen Dean; Kate Mawdsley 2007-6-8 3844 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD142089  Croton setiger H. R. Drever 1945-8-11 s.n. Yolo University of California campus, Davis. Comment
  UCD142147  Croton setiger K. O'Keefe 1995-6-3 s.n. Yolo North side of Putah Creek road at its intersection with Olive School Lane. Near Winters, CA.; Coast Range. 80 Comment
  UCD36097  Crypsis schoenoides Beecher Crampton 1952-10-24 868 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCR119088  Crypsis schoenoides Beecher Crampton 1952-10-24 868 Yolo Sacramento Valley, 1.5 miles north of city of Davis, along Southern Pacific Railroad property. 15 Comment
  UCD59977  Crypsis vaginiflora Beecher Crampton 1953-10-6 1663 Yolo West bank of the Sacramento River, Broderick. Comment
  UC78705  Cryptantha excavata C. F. Baker 1903-5-8 2886 Yolo Cache Creek canyon Cache Creek Comment
  UCD119780  Cryptantha excavata Beecher Crampton 1958-4-21 4717 Yolo along State Highway 16, 6.5 miles northwest of Rumsey. Comment
  RSA733634  Cryptantha flaccida Keith E. Hoffmaster 1946-3-29 76 Yolo Putah Canyon, near Napa County line. Comment
  UCD160939  Cryptantha flaccida J. Shepard 2012-4-7 864 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. Comment
  SBBG117253  Cryptantha flaccida B. Crampton 1958-4-21 4718 Yolo 6.5 mi NW of Rumsey, Hwy 16 Comment
  UC763031  Cryptantha muricata R. F. Hoover 1938-4-23 3189 Yolo grade on Rumsey to Arbuckle road Comment
  SEINET10734695  Cucumis melo Stephanie Frischie 2000-9-30 Frischie 101 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD18430  Cucumis melo Bijan Dehgan 1975-8-11 s.n. Yolo city of Davis, grown in UCD greenhouse. Comment
  UCD112249  Cupressus macnabiana Christopher Mallek 2008-5-13 s.n. Yolo Cedar Basin (incl. Smith Flat). 597 Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia Comment
  CAS-BOT-BC224387  Cuscuta Beecher Crampton 1985-9-5 10019 Yolo 3.5 miles S.E. of Woodland on road 25 Comment
  UCD33827  Cuscuta brachycalyx Beecher Crampton 1973-7-9 8974 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 X 103. Comment
  CAS-BOT-BC224422  Cuscuta californica Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland Comment
  CDA39942  Cuscuta campestris T. C. Fuller 1960-11-7 5307 Yolo In Yolo Bypass, Along River Road, east of Woodland. 0 Comment
  UCD54468  Cuscuta campestris Keith Glenn 1973-8-2 s.n. Yolo South side of Interstae Hwy 80 on west side of Yolo County Bypass. Comment
  UCD41041  Cuscuta howelliana Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SBBG35421  Cuscuta indecora M. L. Long 1969-8-7 Yolo 1 mi N of Zamora Comment
  RSA273244  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  CDA1351  Cuscuta japonica Bill Lyon 2006-11-28 PDR# 1441246 Yolo West Sacramento; 1912 Proctor Ave. Comment
  SBBG115927  Cuscuta subinclusa W. A. Harvey 1953-10-20 Yolo Pole Line Rd (County Rd 102), ca. 4 mi N of Davis Comment
  SEINET242426  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County road #102) ca. 4 mi N of Davis. Comment
  SEINET7940325  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County Road # 102), ca. 4 miles N of Davis. Comment
  CDA3126  Cycloloma atriplicifolium C. Justus 1958-5-2 425 Yolo 0 Comment
  UCD60010  Cynodon barberi R. Tofsrud 1947-12-13 s. n. Yolo U. C. Davis campus. Back of old Agronomy Division buildings. 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
  UCD37780  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Yolo County, 2.5 miles west of Winters, State Highway 128. Comment
  UCD37781  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Yolo County, city of Davis. Comment
  UCD39911  Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden, grown from rhizomes from Tifton, Georgia. Comment
  UCD60090  Cynodon dactylon M. Wiesendanger 1927-7-1 762 Yolo U. C. Davis Campus. Comment
  UCD60097  Cynodon dactylon J. K. Couch 1995-6-1 33 Yolo In Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD60118  Cynodon dactylon Cay Collette 1975-4-12 6 Yolo Knight's Landing. 15 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
  UCR151574  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Sacramento Valley, city of Davis 16 Comment
  CAS-BOT-BC190204  Cynodon dactylon Bellue 1933-6-11 s.n. Yolo Unspecified. Comment
  RSA99597  Cynodon dactylon P. H. Raven 1952-6-28 4219 Yolo Davis Comment
  UC765558  Cynoglossum grande R. F. Hoover 1938-3-12 2847 Yolo Cache Creek Canyon near Rumsey Comment
  UCD119180  Cynoglossum grande Marvin Nies 1951-2-23 5 Yolo 5 miles north of Rumsey. Comment
  UCD73104  Cynosurus echinatus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4895 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
  CAS-BOT-BC114748  Cyperus alternifolius Clarence Roy Quick 1972-8-3 72 -33 Yolo Merritt Island, about 20 mi SSW of Sacramento, just W of the Sacramento River. Comment
  RSA127042  Cyperus difformis H. S. Yates 1936-8-14 6142 Yolo 8 mi NE of Knights Landing 15 Comment
  CAS-BOT-BC114575  Cyperus eragrostis Clarence Roy Quick 1968-8-25 68 -11 Yolo Garden, Merritt Island near junction of county roads #140 & 142, 3.5 mi S of Clarksburg Comment
  UC569553  Cyperus eragrostis H. S. Yates 1936-8-14 6124 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  CAS-BOT-BC114348  Cyperus erythrorhizos Harry Stanley Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing. 15 Comment
  UC590016  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi. n.e. Knights' Landing; <Dunningan> Quad. 15 Comment
  UC1563868  Cyperus odoratus Barbara Ertter 1988-10-21 7994 Yolo e. of gravel pits 1.5 mi. n. Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505); Sacramento Valley, Cache Creek 36 Comment
  UCD165543  Cyperus odoratus Emily Griswold 2016-8-17 s.n. Yolo UC Davis Arboretum waterway, western end near Putah Creek Lodge. 14 Comment
  SEINET8765662 Image available Cyperus odoratus A. S. Crafts Yolo Davis, California Comment
  UCD35256  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Yolo County; 5 miles east of Davis. Comment
  UC1021830  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo Agronomy Greenhouse U.C. Davis Comment
  CAS-BOT-BC114001  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo In gallon can in Agronomy Greenhouse. University of California, Davis. Comment
  SEINET893037  Cytisus canariensis June McCaskill 1954-1 301 Yolo West side of Construction and Repair Building, University of California, Davis. Comment
  UCD60292  Dactylis glomerata Beecher Crampton 1962-4-18 6231 Yolo Davis. Southern Pacific R. R. Station. Comment
  RSA353641  Damasonium californicum L. F. Robbins 1928-5-18 s.n. Yolo The Causeway. Comment
  UCD137985  Damasonium californicum Everett H. Everson 1951-4-19 37 Yolo Sacramento River, 9.2 miles southeast of Davis on county road 34A. Comment
  UCD73681  Datisca glomerata Chris Mosser; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Found on west-facing slope on the east bank of Bray Creek as well as in the creek. 100 Comment
  UCD54322  Datura A. M. Shapiro 2005-10-11 s.n. Yolo Davis, UCD Campus; in gardens between Environmental Horticulture and University Club. Comment
  CDA5764  Datura stramonium J. Fuji 1983-9-28 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCD55482  Datura stramonium J. Shepard 2000-7-9 325 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road past parking lots and archery range on north, thence north past horseshoe pits to archery backstop/brush pile. 12 Comment
  UC1088741  Datura wrightii R. Snow 1957-10-2 322 -8 Yolo s Davis (Putah Creek); Putah Creek Comment
  UCD41093  Daucus N. Nicola 2003-4-22 250 Yolo Eastern foothills if inner north coast range, Capay Valley. Hwy 16, Rd 70, Murphy property. Comment
  UCD127418  Daucus pusillus Jack Maze 1963-4-27 16 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  LA207397  Delphinium hansenii H. Lewis; Carl Epling 1946-5-5 606 Yolo Bridge 2234, 3.8 mi. W of Winters Comment
  LA207398  Delphinium hansenii Mehlquist; Baker 314 Yolo 3.5 mi. W of Winters Putah Creek Canyon Comment
  CAS-BOT-BC10236  Delphinium hesperium LeRoy Abrams 1928-5-8 12612 Yolo Hills between Woodland and Davis Comment
  UCD67391  Delphinium hesperium Cindy Marie Clem 1992-4-25 20 Yolo Just outside Stebbins Preserve, along hwy 128, W of Winters, among annual grasses in a canyon. Growing in oak woodland in low to moderate moisture and part sun with Quercus, Aesculus, and Ceanothus dominant. 5 dm tall herb with stem scapose, puberulent, leaves 3-cleft, palmate, finely divided. Inflorescense an interrupted raceme with blue/white flowers and sepals extending into a spur. Moderately abundant. 182 Comment
  UC1040692  Delphinium hesperium subsp. pallescens Beecher Crampton 1956-4-16 3248 Yolo 6 mi s of Davis Comment
  UCD41132  Delphinium patens K. Arhangelsky 2002-3-27 145 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  SEINET12093967  Delphinium patens K. G. Weinstock 1975-1 4 Yolo State Highway 128, 12.6 mi SW of Road 89 and Road 32 intersection Comment
  CAS-BOT-BC116481  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 s.n. Yolo Putah Canyon opp. Devil's Gate Comment
  UCD82327  Delphinium variegatum Robin McMaster 1973-4-15 317 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  CDA31663  Deschampsia danthonioides P. B. Kennedy 1925-4-26 Yolo Davis 0 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
  UCD33233  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis. Comment
  UCD36099  Deschampsia danthonioides Beecher Crampton 1952-10-27 877 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD62764  Deschampsia danthonioides var. gracilis R. Tofsrud 1942-5-1 79 Yolo Yolo Bypass. Comment
  UCD48274  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 8 yards from the N side of the road. 488 Comment
  UCD54300  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 8 yards from the N side of the road. 488 Comment
  UCD34200  Dichelostemma capitatum Beecher Crampton 1978-3-16 9550 Yolo Winters, western edge of town. Comment
  UCD139424  Dichelostemma capitatum subsp. capitatum J. McGrath 1963-3-17 33 Yolo below Recreation Beach, State Highway 128, 8 miles west of Winters, Putah Canyon. Comment
  UCD21366  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-22 403 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Approximately 1/2 mile and 130 yards west of fence separating park from Department of Defense land, then six yards north. 12 Comment
  UCR207818  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2009-3-24 14440 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  HSC3071  Dichelostemma capitatum subsp. capitatum M. Dole 1963-4-9 15 Yolo 1.0 mi. E of Zamora on Rd. 15 Comment
  UCD139213  Dichelostemma capitatum subsp. capitatum R. F. Denno 1967-3-29 17 Yolo 3.5 miles west of Winters. 45 Comment
  UCD59363  Dichelostemma congestum Ellen Dean; Kate Mawdsley 2007-5-11 3787 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs, northeastern corner of ranch. 337 Comment
  HSC81615  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1980-4-27 5105 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  HSC82058  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1980-4-27 5105 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UC333351  Dichelostemma volubile unknown 1891-5-28 Yolo Capay Valley Comment
  UCD20868  Dichelostemma volubile N. Nicola 2001-8-5 085 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD73253  Dichelostemma volubile Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4832 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD63906  Digitaria eriantha Beecher Crampton 1957-10-30 Yolo Agronomy Experimental Areas, Davis campus. Comment
  CAS-BOT-BC208965  Digitaria ischaemum Clarence R. Quick 1968-8-25 68 -23 Yolo Garden, Merritt Island, near junction of county roads #140 &142, 3.5 miles south of Clarksburg Comment
  UCD63936  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Around the City Hall, Davis. Comment
  UCR119170  Digitaria ischaemum Beecher Crampton 1961-9-15 5974 Yolo Sacramento Valley, City of Davis, University of California campus. Comment
  CAS-BOT-BC242659  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo 3 miles west of city of Winters Comment
  UCD38018  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD64000  Digitaria sanguinalis Beecher Crampton 1953-8-29 1618 Yolo Davis High School, Davis. Comment
  UCD64001  Digitaria sanguinalis A. A. Beetle 1942-10-1 1896 Yolo At Davis. Comment
  UCD64155  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo Yolo County, UC Davis agronomy field. Comment
  SEINET3927982  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo UC Davis agronomy field.; 0 Comment
  SEINET13767727 Image available Diplacus aurantiacus S. C. Hanson 1949-1 16 Yolo Putah Canyon Comment
  CAS-BOT-BC474705  Dipsacus fullonum Jean Shepard 2013-7-6 880 Yolo City of Davis, ENE Wildhorse Golf Course. From intersection of Covell Blvd. and Monarch Ln, about 0.1 mi E and about 0.1 mi N Comment
  UCD36098  Distichlis Beecher Crampton 1952-10-24 869 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD64639  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. Comment
  SBBG21237  Distichlis spicata B. Crampton 1954-9-30 Yolo 3 mi N of Davis Comment
  UCD64569  Distichlis spicata Beecher Crampton 1962-4-19 6228 Yolo Davis. Southern Pacific R. R. Station. Comment
  UCD64489  Distichlis spicata var. stricta R. N. Raynor 1939-9-10 Yolo 4 miles SE of Woodland. Comment
  CDA31429  Dittrichia graveolens Robin Breckenridge, K. Filippini 2009-12-15 PDR# 1313583 Yolo Woodland: Highway 16, near I-5. 0 Comment
  CDA33551  Dittrichia graveolens Robin Breckenridge & Katie Filippini 2009-12-15 PDR# 1313585 Yolo Interstate 505 N just before County Road 14 exit. 0 Comment
  UC445044  Dodecatheon clevelandii subsp. patulum Franklin P. Nutting April 1892 Yolo Comment
  UCD168430  Dodecatheon hendersonii Ellen Dean 2017-3-15 9252 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UC1116676  Downingia insignis Beecher Crampton 1960-5-9 5502 Yolo 1.25 mi sw Saxon Station Comment
  UCD23189  Downingia insignis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD34230  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD37916  Downingia insignis Beecher Crampton 1962-5-1 6362 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD55043  Downingia insignis K. Esau; M. Phillips 1929-4-11 1892 Yolo Davis. 15 Comment
  UCD55102  Downingia insignis L. P. Thibault 1995-5-9 9 Yolo Road 104; approx. 0.25 mi. north of Rd. 28H; west of Co. Landfill. 10 Comment
  UCD55164  Downingia insignis DQU Science Class 1989-4-25 DQ 2 Yolo Yolo Couinty: D-Q University. County Road 31; 9 miles west of Davis city center. 30 Comment
  HSC3850  Downingia insignis M. Dole 1963-4-14 66 Yolo 1/2 mi. S of US 40 on Road 104 Comment
  JEPS108468  Downingia insignis Lisa Schultheis 1995-4-23 60 -95 Yolo Davis antennae site, MacClellend Air Force Base. South of Davis. North of Rd. 36 and east of Rd. 104 Comment
  UCD55113  Downingia ornatissima T. Tomich 1949-5-20 51 Yolo Two miles west of Davis. 18 Comment
  RSA654052  Downingia ornatissima var. eximia Beecher Crampton 1978-5-8 9585 Yolo 1 mile S of Saxon Station. Comment
  UCD34231  Downingia ornatissima var. eximia Beecher Crampton 1978-5-8 9585 Yolo Yolo County, 1 mile south of Saxon Station, T7N R3E sect. 17 N.W. quarter. Comment
  UCD23187  Downingia ornatissima var. ornatissima A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD144784  Downingia pulchella Carol W. Witham 2003-4-7 882 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36179  Downingia pulchella Beecher Crampton 1953-3-31 1049 Yolo Yolo County, Madison. Comment
  UCD54988  Downingia pulchella M. Wiesendanger 1927-4-29 584 Yolo Davis. 13 Comment
  UCD54989  Downingia pulchella C. Heiser; W. Russell 1947-5-3 s.n. Yolo Under Yolo Causeway. 4 Comment
  SEINET8039648  Downingia pulchella B. Crampton 1953-3-31 1049 Yolo Madison, along railroad. Comment
  UCD72574  Draba verna Rick Karban 2006-5-24 s. n. Yolo UC Davis campus, volunteer in lath house. Comment
  UCD59361  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD60339  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CHSC59594  Duchesnea indica Lisa L. Serafini 1982-6-6 28 Yolo University of California, Davis campus, courtyard of Cuarto Hall. 16 Comment
  CAS-BOT-BC428063  Dudleya cymosa subsp. cymosa C. F. Baker 1902-5-8 3235 Yolo Summit of Yolo Mts. 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
  UCD98769  Dysphania chilensis P. B. Kennedy 1915-1 s.n. Yolo Davis. Comment
  UCD98774  Dysphania chilensis J. A. Ogle 1924-6-1 29 Yolo W. Sacramento roadside. Comment
  CDA13501  Echinochloa colona G. F. Hrusa 1997-8-28 14090 Yolo Central Valley; Colony in strip between parking lot of old school at NE corner of Walnut and North in Woodland, CA. Site dry. Annual. Comment
  HSC102726  Echinochloa colona J. P. Smith 2013-8-23 13775 Yolo Weed in a walnut orchard. 134 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
  SEINET219764 Image available Echinochloa colona J. McCaskill, M Griggs; WA Harvey 1968-8-1 737 Yolo Weed around Agronomy field plot A-8 ca 1/2 mi E of University Airpost University of California Davis Comment
  UCD37752  Echinochloa colona Beecher Crampton 1961-10-25 6031 Yolo Yolo County, 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCD38017  Echinochloa colona Beecher Crampton 1962-9-11 6668 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD60746  Echinochloa colona Michael Mount 1996-7-8 s. n. Yolo Road 27, 3/4 of a mile West of Road 98. Found in an irrigated agricultural area. Comment
  UCD60775  Echinochloa colona Beecher Crampton 1954-7-28 2226 Yolo 1 mile north of Davis. Comment
  UCD60795  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo 1 mile west of Winters. Comment
  SEINET3928581  Echinochloa colona June McCaskill, Margene Griggs; W. A. Harvey 1968-8-1 737 Yolo Weed around Agronomy field plot A-8, about 1/2 mile east of University Airport, University of California, Davis.; 0 Comment
  SEINET241773 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles east of Woodland. Comment
  SEINET241776 Image available Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 c Yolo 3 miles NW of Davis on County rd. 99 between roads 30 and 31. Comment
  SEINET245835 Image available Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo UC Daivs agrimony nursery weed Comment
  UCD32912  Echinochloa crus-galli Beecher Crampton 1965-7-7 7434 Yolo Yolo County, 2.5 miles W.N.W. of Davis, jct. of county roads 98 and 31. Comment
  UCD32930  Echinochloa crus-galli Beecher Crampton 1965-7-8 7449 Yolo Yolo County, 8 miles N.W. of knight's Landing. Comment
  UCD60827  Echinochloa crus-galli Beecher Crampton 1961-10-25 6037 Yolo 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60828  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of Davis along Russell Blvd. Comment
  UCD60840  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo UC - Davis, Agronomy Experimental area. Comment
  UCD60848  Echinochloa crus-galli Beecher Crampton 1953-8-30 1630 Yolo Cultivated field, 4 miles north of Woodland. 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
  UCD81613  Echinochloa crus-galli Collector Unknown 1925-6-10 s.n. Yolo Davis, University Farm. Comment
  UCR119161  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Sacramento Valley, 5.5 miles west of city of Davis, along Russell Boulevard. 15 Comment
  UCR141751  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 b Yolo 5.1 mi east of Woodland Comment
  UCD32765  Echinochloa crus-galli var. mitis Beecher Crampton 1954-7-20 2227 Yolo Yolo County, 1 mile north of Davis, along ditch. Comment
  UCD38762  Echinochloa crus-galli var. mitis Beecher Crampton 1957-11-5 4644 Yolo East of West Davis Elementary School, Davis. Comment
  CDA21293  Echinochloa muricata G. F. Hrusa, C. & E. Dogwin 2007-10-18 17080 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. Uncommon annual immed. above water line on sandy bank. 4 ft. tall. 3 Comment
  HSC9657  Echinochloa muricata var. microstachya J. V. Lenz 1947-5-14 Yolo Putah Canyon Comment
  POM198507  Echinochloa muricata var. microstachya Roxana Stinchfield 1916-6-25 324 Yolo In tule near Buckeye Creek Comment
  CDA180  Echinochloa oryzoides J. L. Harlan 1923-1 Yolo Woodland. 0 Comment
  CAS-BOT-BC445583  Echinodorus berteroi Thomas H. Kearney 1950-9-3 s.n. Yolo Flood bed of Putah Creek at Winters Comment
  UCD137948  Echinodorus berteroi Sonia Cook 1972-5-27 s.n. Yolo on north side of Putah Creek, south of Cal Aggie airstrip, University of California at Davis campus. Comment
  SD132000  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd. 89 crossing just west of I-505; east of gravel pits 1.5 miles north of Madison, ca 10 miles west of Woodland. Comment
  UCD15439  Eclipta prostrata A. M. Shapiro 1995-9-29 s.n. Yolo California, Yolo Co.; West Sacramento, ca. 1/2 mile north of West Capitol Ave, (near the CHP Academy); Comment
  UCR71526  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCD20163  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. Comment
  UCD61204  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. 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
  UCD41307  Elaeagnus angustifolia Ellen Dean; Jean Shepard 2003-5-18 1820 Yolo UC Davis property along Russell Blvd. at intersection with Stevens Bridge Road, east side of Stevens Bridge Road. 15 Comment
  UCD21054  Elatine californica Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 234 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  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
  UCD49787  Eleocharis macrostachya B. Crampton 1941-4-13 129 Yolo Common spikerush', 'Wiregrass'. 5 miles west of Merced, Merced County, California. Comment
  UCD49818  Eleocharis macrostachya Collector unknown Date Unknown s.n. Yolo Yolo County, California. Comment
  UCD36085  Eleusine indica Beecher Crampton 1952-10-3 852 Yolo Yolo County, city of Davis, adventive in lawn. Comment
  JEPS84733  Elodea canadensis John W. Willoughby 1979-8-13 4423 Yolo Putah Creek Vaca Mountains, Putah Creek (fishing access along State Highway 128, about 1.2 mi nw of the junction with Pleasants Valley Road (County Rd 86), w end of fishing access) 60 Comment
  UCD164528  Elymus glaucus Craig D. Thomsen 2006-6-13 2659 Yolo Camp Haswell County Park, flat above turnout along Hwy 16. 137 Comment
  UCD61907  Elymus glaucus R. Tofsrud 1951-1 Yolo Agronomy Division Grass Garden, Davis. Comment
  UCD36628  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Yolo County, city of Davis. Comment
  UCD37783  Elymus repens Beecher Crampton 1962-3-19 6088 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD37934  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD62573  Elymus repens Beecher Crampton 1961-3-13 5828 Yolo Southern Pacific R. R. station, Davis. Comment
  UCR119163  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  SEINET241288  Elymus trachycaulus Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis experimental area, plant intro. nursery, row BC-8. Comment
  UCD37342  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo Yolo County, north of city of Davis, County Road 31, just east of junction with Anderson Road. Comment
  UCD37677  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo Yolo County, northern city limit of Davis, along County Road 31. 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
  UCD57356  Epilobium brachycarpum J. Shepard 2000-4-1 97 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of entrance road. 12 Comment
  UCD105383  Epilobium brachycarpum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Comment
  UCD55494  Epilobium campestre J. Shepard 2004-6-13 668 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  UCD105940  Epilobium campestre June McCaskill; Katherine Onaga 1963-6-26 665 Yolo Davis. South side of 2nd Street, 2 miles E of its junction with L Street. Comment
  CAS-BOT-BC166146  Epilobium canum subsp. canum Georgia Bentley 1919-10-1 39 Yolo [Punta] Puntah Creek [Canon] Canyon 15 mi above Winters Comment
  UC1043523  Epilobium canum subsp. canum P. C. Everett and E. K. Balls 1954-10-19 20367 Yolo 5.8 mi nw Rumsey (on Hwy 16 to Madison); Cache Creek 152 Comment
  UCD105425  Epilobium canum subsp. canum M. Phillips 1929-10-1 2070 Yolo Putah Canyon. Comment
  UCD105414  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters. Comment
  UCD34064  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters along Hwy. 128. Comment
  UCD35453  Epilobium canum subsp. latifolium Beecher Crampton 1956-9-28 3876 Yolo 4.5 miles west of Winters, Vaca Mtns., along Putah Creek. Comment
  UCR212350  Epilobium cleistogamum Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  UC762770  Epilobium foliosum R. F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey-Arbuckle Rd. Comment
  RSA0037239  Equisetum Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah can. 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
  SEINET11614512  Equisetum hyemale subsp. affine Unknown 1997-4-25 5 Yolo 200 m downstream from Monticello Dam along W bank of Putah Creek 150 Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  SEINET242440  Eragrostis biflora Beecher Crampton 1963-1-14 1839 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery Comment
  CAS-BOT-BC204450  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, University of California, experimental plot A-12, west of State Highway 113 Comment
  UCD37725  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo Yolo County, 1.5 miles south of Woodland, along County Road 99. Comment
  UCD38745  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo 6 miles northwest of Davis, along County Road 27. Comment
  UCD62940  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62941  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo 3 miles west of Winters, State Hwy. 128. Comment
  UCD62979  Eragrostis cilianensis Beecher Crampton 1962-9-11 6669 Yolo 3 miles west of Winters. Comment
  UCD62986  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo Along County Road 27, 6 miles northwest of Davis. Comment
  UCR106834  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, University of California, experimental plot A-12, west of State Hwy 113 Comment
  SEINET10753955  Eragrostis cilianensis B. Crampton 1953-10-15 Crampton 1985 Yolo City of Davis, University of California Agronomy Plots. Comment
  HSC11492  Eragrostis curvula William J. Ferlatte 1970-11-13 1322 Yolo 2 mi. N of Woodland on I-5 Comment
  UCD34832  Eragrostis curvula Beecher Crampton 1963-6-11 6852 Yolo Yolo County, 1 mile south of Dunnigan along Hwy. 99W. Comment
  SEINET4571589  Eragrostis mexicana B. Crampton 1953-10-16 1702 Yolo 4 miles east of city of Davis, along U.S. HWY 40 Comment
  UCD63476  Eragrostis mexicana subsp. virescens Morris Halperin 1932-8-11 s.n. Yolo Davis, nr cor G and 3rd Sts. Comment
  UCD63638  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-3-20 5841 Yolo city of Davis, University of California Botany Greenhouse area. Comment
  UCD63812  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-15 1690 Yolo Yolo County, city of Davis, University of California campus, greenhouse flats. Comment
  UCD63822  Eragrostis mexicana subsp. virescens W. W. Robbins; Gramineae 1943-8-1 s.n. Yolo Lowe Ranch N. of Woodland. Comment
  UCD63434  Eragrostis minor Collector Unknown 1942-9-1 Yolo Davis, Davis Farm. Comment
  UCD64329  Eragrostis pectinacea Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  CHSC59848  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  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
  SEINET8465061 Image available Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo Sacramento Valley; 4 mi east of city of Davis, along US Hwy 40 Comment
  UCD39929  Eragrostis poaeoides Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery; growing in Ladino Clover Plots. Comment
  SEINET11695839  Eremopyrum orientale Unknown 1965-4-30 T.O. 3259 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD151020  Erigeron bonariensis D. S. Park 2010-5-28 100 Yolo UCD, south of Storer Hall in garden/flowerbed. 11 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
  UCD19451  Erigeron sumatrensis J. Shepard 2000-2-19 43 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north past parking lot to archery range. 12 Comment
  CHSC79409  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis campus. Comment
  CAS-BOT-BC278501  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo Along County Road 29, about 5 miles northwest of Davis Comment
  CAS-BOT-BC278502  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo County Road 29, about 5 miles northwest of Davis Comment
  UCD65724  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson Road. Comment
  POM65502  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey. Comment
  UC638703  Eriodictyon californicum Ethel Crum 1938-5-7 1998 Yolo four mi n Rumsey (Cache Creek Canyon); Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD15599  Eriodictyon californicum Lisa Montany 1985-5-4 14 Yolo Old Putah Creek Rd., 1/2 mile east of Hwy 505. 30 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
  UCD32792  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Yolo County, 2 miles west of winters. Comment
  CAS-BOT-BC250379  Eriogonum gracile A. J. Bassinger 1920-10-29 s.n. Yolo Upper Capay Valley along Arbuckle Road Comment
  UCD81048  Eriogonum nudum Agnieszka Zalicka; with PLB 102 class 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. In a side canyon on the east side of Bray canyon with a tributary of Bray Creek. 147 Comment
  CAS-BOT-BC268487  Eriogonum wrightii var. wrightii Tim Lowrey 1972-7-30 s.n. Yolo On edge of Cache Creek, 1 mile north of Rumsey Bridge Comment
  UCD132198  Eriophyllum lanatum var. achilleoides Joseph M. DiTomaso 1976-4-9 405 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 121 Comment
  UCD81010  Eriophyllum lanatum var. achilleoides Jose-Luis Rayas; with PLB 102 students 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of canyon. 86 Comment
  SEINET8526772  Erodium botrys G. Cook 1959-3-27 10 Yolo Collected 2 miles east of Davis, found along highway 99 W 15 Comment
  UCD103119  Erodium brachycarpum B. Crampton 1953-4-27 1137 Yolo Along railroad, 1 mile north of Winters. Comment
  UCD103139  Erodium brachycarpum J. M. Tucker 1951-2-22 2030 Yolo Beside road along railroad to Woodland, ca. 1 mile north of Davis. 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
  UCD105609  Erodium cicutarium P. Thompson 1996-4-14 12 Yolo Davis, south side of town, path parallel to Valdora Road. From an open area along a foot path. 17 Comment
  UCD19450  Erodium cicutarium J. Shepard 2000-2-19 42 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 1/4 mi. along unpaved entrance road; growing on north side of road. 12 Comment
  UCD80972  Erodium cicutarium Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5355 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  UCR257135  Erodium cicutarium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20509 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD103252  Erodium moschatum L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCR237638  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 A Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  UCD103265  Erodium moschatum James E. Pallas Jr. 1957-3-13 3 Yolo Southwest corner of Third and C Streets, Davis. Comment
  UCD114816  Eruca vesicaria subsp. sativa J. W. Gilmore 1938-4-7 s.n. Yolo Davis. Comment
  UCD114821  Eruca vesicaria subsp. sativa R. Tofsrud 1948-1 s.n. Yolo Agronomy Experimental Areas, UC Davis Campus. Comment
  UCD41040  Eryngium aristulatum Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  OBI36649  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento bypass near Bryte, just nw of Sacramento, bed of the bypass 1 mile w of the Sacramento river 5 Comment
  UCR37301  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD80861  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch. 12 Comment
  UCD77687  Eryngium oblanceolatum Robert E. Preston 2000-8-6 1428 Yolo 4 mi se of Davis, at Yolo County Grasslands Park, 8 Comment
  UCD72415  Eryngium vaseyi Ellen Dean; Kate Mawdsley 2008-4-16 4820 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
  SEINET5729534 Image available Erysimum capitatum Robert A. Christison 1960-1 35 Yolo 0.5 miles past Boy Scout cabin on Highway 16.; Davis 46 Comment
  POM143102  Erysimum capitatum var. capitatum C. F. Baker 1903-5-8 2893 Yolo Cache Creek cannon [Canyon] Comment
  UCD58752  Erysimum repandum A. M. Shapiro 2007-4-22 s.n. Yolo West Sacramento. Yolo Bypass. Comment
  UCD115018  Erysimum repandum L. G. Goar 1935-4-18 s.n. Yolo University Farm, Davis. Comment
  SEINET13754447 Image available Erythranthe latidens I. L. Eaks 1951-1 37 Yolo 5 miles west of Highway 99W on road 29. 15 Comment
  SEINET8235428  Erythranthe latidens Carl Epling 1951-4-22 37 Yolo beside Road 29, 5 miles west of Highway 99W. 15 Comment
  UCD95248  Eschscholzia caespitosa D. C. Finfrock 1950-3-26 8 Yolo Putah Canyon. Comment
  UCD95254  Eschscholzia caespitosa R. R. Kehlor 1951-2-23 3 Yolo 6 to 8 miles north of Rumsey. 91 Comment
  UCD73718  Eschscholzia californica Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD95299  Eschscholzia californica J. K. Couch 1995-5-18 11 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  CAS-BOT-BC402935  Eschscholzia californica W. D. Hamilton 1946-3-24 s.n. Yolo Davis Comment
  RSA785385  Eschscholzia californica Lois Weston 1942-4-7 1159 Yolo University campus, Davis. Comment
  UCD95278  Eschscholzia californica Curtis Clark 1975-4-28 488 Yolo State Highway 128, 1 mile west of junction with Railroad Avenue in Winters. Terrace of Dry Creek. Comment
  UCD95279  Eschscholzia californica Curtis Clark 1975-4-28 489 Yolo State Highway 128, 5.6 miles west of Winters. Comment
  UCD95310  Eschscholzia californica L. G. Goar 1930-4-16 s.n. Yolo Davis. Comment
  UCD95364  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters. Comment
  UCD41128  Eucalyptus N. Nicola 2002-4-4 162 Yolo Eastern foothills of inner north coast range, Capay Valley. Farm just north of town of Capay. 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
  UCD150649  Eucalyptus tereticornis Dave Ross 1974-8-6 s.n. Yolo Yolo Bypass. Comment
  UCD73401  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean; Vance Russell 2008-4-1 4690 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on west side of Putah Creek, downstream of Monticello Dam. West side of Bray Canyon. 77 Comment
  UCR228276  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean, Vance Russell 2008-4-1 4690 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on west side of Putah Creek, downstream of Monticelllo Dam, west side of Bray Canyon 78 Comment
  UCD38898  Euphorbia maculata Beecher Crampton 1959-7-6 5415 Yolo Davis. Comment
  UCD33828  Euphorbia nutans Beecher Crampton 1973-7-11 8978 Yolo Davis, Eureda Ave. south of West 8th street. Comment
  UCD33840  Euphorbia nutans Beecher Crampton 1973-9-12 9000 Yolo Davis. Comment
  UCD14571  Euphorbia oblongata Michelle Mahoney 1965-5-20 22 Yolo Davis, on K Street bewteen 3rd and 4th streets. Comment
  UCD81849  Euphorbia serpillifolia Ellen Dean; M. Showers, G. Harrington 2009-6-3 5768 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. 9 Comment
  CDA5285  Euthamia occidentalis T. C. Fuller 1959-9-17 3930 Yolo Harbor Boulvard & Freeway, West Sacramento. 0 Comment
  UCD36459  Euthamia occidentalis Beecher Crampton 1953-9-30 1631 Yolo Knights Landing, Sycamore Slough. Comment
  UC2014134  Extriplex joaquinana Erica Smith 2007-7-12 60 Yolo Yolo County: City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25. Throughout alkali grassland. In uplands near wet areas growing with Distichlis. UTM: 10S, 611779, 4278233. Comment
  UCD147287  Festuca arundinacea Carol W. Witham 2003-4-26 970 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147304  Festuca bromoides Carol W. Witham 2003-4-11 937 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR119167  Festuca microstachys Beecher Crampton 1953-4-9 1066 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  SEINET4560674  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2012-1 18772 Yolo Sacramento Valley: along County road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  UCR178860  Festuca myuros var. hirsuta Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCR235413  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18788 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD147295  Festuca perennis Carol W. Witham 2003-4-11 945 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR257211  Festuca perennis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20522 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
  UCD66386  Festuca rubra D. C. Sumner 1956-5-25 Yolo Agronomy Division Grass Garden, Davis. Comment
  UCD39880  Ficus pumila Beecher Crampton 1973-10-19 s.n. Yolo UC Davis campus; main library. Comment
  CDA40917  Foeniculum vulgare G. F. Hrusa 1999-8-28 15270 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. Sheet 2 of 2 0 Comment
  CAS-BOT-BC223854  Frankenia palmeri H. Popenoe 1949-5-26 26 Yolo Banks of Pole Road Canal 3 miles northeast of Davis Comment
  UCD33823  Frankenia salina Beecher Crampton 1973-6-22 8962 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD81020  Frankenia salina Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5361 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
  UCD99605  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 5 miles north of Davis, toward Woodland. Comment
  UCD18520  Fraxinus June McCaskill and J. M. Tucker 1957-8-30 540 Yolo city of Davis, 1 mi. west of UC Davis campus, just west of University Airport, northwest of Bee House, on Stralock Farms. Comment
  SEINET6947381  Fremontodendron californicum J. B. Taft 1988-8-18 535 Yolo University of California, Davis campus. Comment
  UCD139656  Fritillaria agrestis C. H. Lamoureux; John M. Tucker 1959-3-4 1321 Yolo County Road 104, 0.8 mile north of junction of this road and the levee road running along the north side of Willow Slough (this junction being 1.9 miles east of County Road 105). Comment
  UCD134784  Fumaria officinalis A. M. Shapiro 2013-3-22 s.n. Yolo UC Davis campus. Southeast corner of Robbins Hall. 15 Comment
  UCD95138  Fumaria parviflora Robert E. Preston 2001-3-29 1500 Yolo Woodland, along west side of County Road E-8, 0.2 mile south of E Kentucky Avenue. 10 Comment
  UCD132361  Galinsoga quadriradiata Walter Green 1984-2-6 s.n. Yolo UC Agronomy field. Comment
  JEPS52811  Galium andrewsii subsp. intermedium G. L. Stebbins Jr. 1966-2-22 6307 Yolo n side Cache Creek Canyon (near mt summit); Glasscock Mountain 670 Comment
  UCD121727  Galium aparine Ogden C. Riddle 1942-3-30 47 Yolo 4 mi. west Recreation Beach, Putah Canyon. (note, 4 mi. west is near Wragg Canyon in Napa County off of what used to be Putah Canyon. This collector may have meant 4 mi. east, which is in Yolo County and also Putah Canyon. Record is georeferenced in Napa County.) Comment
  UCD121662  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Yolo County, 2 miles west of Winters, County Road 89. Comment
  UCD37789  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Yolo County, 2 miles west of Winters, Road 89. Comment
  UCD82328  Galium aparine Robin McMaster 1973-4-15 318 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  JEPS52649  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 Yolo 1 mi se Colusa Co. line (along Hwy 16); Cache Creek 182 Comment
  JEPS52696  Galium bolanderi G. L. Stebbins Jr. 1966-2-22 6304 Yolo n side Cache Creek (canyon on s slope of mt., from State Hwy 16 to 2000 ft); Glasscock Mountain 457 Comment
  UCD73720  Galium murale Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD160163  Galium parisiense Aaron Goodman 2015-4-12 5 a Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCD56715  Galium porrigens Ellen Dean; M. Bibbo 2007-3-23 3408 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
  JEPS52739  Galium porrigens var. tenue Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 A Yolo along Hwy 16 1 mi se Colusa Co. line; Cache Creek 182 Comment
  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
  CDA42208  Galium tricornutum Wm. Comfort 1972-5-8 s.n. Yolo County Road 80, Brooks. 0 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
  UCD56691  Gastridium phleoides Ellen Dean 2006-10-27 3300 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  UCD66600  Gastridium phleoides Collector Unknown 1941-10-1 Yolo Near Davis. Putah Cr. Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  UCD80933  Geranium dissectum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5336 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
  UCD103338  Geranium dissectum Chas. Heiser 1947-5-3 1908 Yolo Under Yolo Causeway. Comment
  UCD20869  Gilia capitata N. Nicola 2001-8-5 086 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD117700  Gilia capitata subsp. capitata M. Wiesendanger 1927-5-4 649 Yolo Putah Canyon. Comment
  UCD62883  Gilia capitata subsp. staminea Christopher Michael Bronny 2008-4-4 s.n. Yolo West Sacramento, Land-side toe of levee on South River Road. River Mile 57.2. 6 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
  UCD117946  Gilia tricolor Beecher Crampton 1982-3-8 9816 Yolo 5 miles west of Winters. Comment
  UCD117961  Gilia tricolor Ogden C. Riddle 1942-3-29 32 Yolo Hill across creek north of 'cannon ball,' Putah Creek. Comment
  UC735716  Glycyrrhiza lepidota Chas. Heiser 1947-6-10 1933 Yolo railroad right-of-way n Davis Comment
  UCD105808  Glycyrrhiza lepidota D. H. Hartmann 1941-8-10 s.n. Yolo 10 mi. N. of Woodland on #24. Comment
  UCD33864  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo Yolo County, ca. 6 miles west of Winters. Comment
  RSA695588  Gnaphalium palustre Keith E. Hoffmaster 1946-4-13 1046 Yolo Putah Canyon Comment
  UCR36583  Grindelia camporum A. C. Sanders 1984-6-18 5057 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-BC314673  Grindelia hirsutula John Thomas Howell 1964-5-10 40698 Yolo Along railroad near Winters 39 Comment
  CAS-BOT-BC314676  Grindelia hirsutula Evelina Cannon 1900-7-20 s.n. Yolo Banks of Sacramento River Comment
  CAS-BOT-BC314674  Grindelia hirsutula W. J. Williamson 1919-5-30 180 Yolo Near French Flat 426 Comment
  UC1278131  Guizotia abyssinica B. Crampton 1954-8-24 Yolo UC Davis Campus Comment
  UC1043522  Gutierrezia californica P. C. Everett and E. K. Balls 1954-10-19 20366 Yolo 5.8 mi nw Rumsey (on Hwy 16 to Madison); Foothill Woodland Community 152 Comment
  SBBG115414  Hainardia cylindrica B. Crampton 1953-5-5 1208 Yolo ca. 2.5 mi NE of city of Davis, along Rd 102 Comment
  CDA9376  Helenium puberulum G. F. Hrusa, J. Wheeler 2011-8-19 18443 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 10 Comment
  UCD41048  Helianthus annuus Carol W. Witham 2003-8-8 979 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC305491  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo At base of n. levee for 0.1 mi. in Sacramento Bypass, 0.1 mi. w. of weir, 1 mi. n.w. of Bryte Comment
  CAS-BOT-BC305492  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo At base of n. levee for 0.1 mi. in Sacramento Bypass, 0.1 mi. w. of weir, 1 mi. n.w. of Bryte Comment
  JEPS34861  Helianthus bolanderi W. L. Jepson 1929-10-1 15346 Yolo Zamora 25 Comment
  UC1278034  Helianthus bolanderi B. Crampton 1957-9-30 1626 Yolo along the Southern Pacific Railroad 1 mi n Davis Comment
  UC1283722  Helianthus bolanderi Beecher Crampton 1965-10-8 7538 Yolo 2 mi ene Woodland (along County Road 20) Comment
  UCD132894  Helianthus bolanderi A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  UCD36458  Helianthus bolanderi Beecher Crampton 1953-9-30 1626 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD119451  Heliotropium curassavicum var. oculatum M. I. Wibawa 1996-6-2 38 Yolo Putah Creek Reserve, 200 yds W of Old Davis Rd. 17 Comment
  UCD81552  Heliotropium curassavicum var. oculatum W. W. Robbins; W. D. Norton 1928-8-1 1423 Yolo near Clarksburg. Comment
  RSA97981  Heliotropium curassavicum var. oculatum H. E. Cott 1949-6-5 A- 133 Yolo At Winters Mouth of Putah Canyon. Comment
  UC1563849  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo e. of gravel pits 1.5 mi. n. of Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505); Sacramento Valley, Cache Creek 36 Comment
  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
  UCD119455  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley. 36 Comment
  UCD119465  Heliotropium europaeum W. R. Russell 1965-6-21 s.n. Yolo In garden at Russell residence, Sharon Avenue, Binning subdivision, ca. 2 miles north of Davis. Comment
  CAS-BOT-BC305854  Helminthotheca echioides C. R. Quick 1972-7-22 72 -19 Yolo On east bank of east levee of Merritt Islsand, at junction of road 142 Comment
  SBBG115851  Helminthotheca echioides B. Crampton 1985-7-12 10000 Yolo Davis, along 4th Street between University Ave and A Street Comment
  CAS-BOT-BC309971  Hemizonia congesta subsp. luzulifolia Roxana Stinchfield 1919-6-26 367 Yolo Above Buckeye Cr., D'Oyly sheep ranch Comment
  UCD20592  Hemizonia congesta subsp. luzulifolia E. Dean; with M. Bibbo 2002-7-5 1135 Yolo Just E of McLaughlin UC Reserve. N side of Davis Creek Resevoir. 457 Comment
  UCD21308  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-5-18 250 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. Field on south side. 12 Comment
  UCD23195  Hemizonia congesta subsp. luzulifolia A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. 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
  UCD133000  Hemizonia congesta subsp. luzulifolia Wm. E. Moon 1961-10-27 s.n. Yolo ca. 7 miles west of Davis. County Road 95. Wm. E. Moon Ranch. Comment
  UCD21193  Hemizonia fitchii J. Shepard 1999-8-10 18 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  UCD73732  Hemizonia fitchii Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  POM197563  Hemizonia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland and Davis. Comment
  POM215221  Hemizonia pungens subsp. pungens D. D. Keck 1933-10-28 2591 Yolo 0.5 mile E of Yolo Causeway, 3 miles W of Sacramento River. Comment
  UCD113332  Heteromeles arbutifolia S. M. Smukler 1995-5-19 6 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, on the trail. Comment
  UCD113335  Heteromeles arbutifolia M. I. Wibawa 1996-6-2 28 Yolo Along weedy roadside, Rd 87-E, 1 mi S of Hwy 128, 2 mi W of city of Winters. 17 Comment
  SEINET9344976  Heterotheca oregona var. compacta Unknown 1986-9-10 10075 Yolo Yolo Comment
  UCD34629  Heterotheca oregona var. compacta Beecher Crampton 1986-9-10 10075 Yolo 2 miles north of Esparto, Cache Creek. Comment
  UCD115100  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD115130  Hirschfeldia incana P. B. Kennedy Date unknown s.n. Yolo Univ. Farm - Davis. Comment
  UCD81841  Hirschfeldia incana Jean Shepard 2009-8-23 828 Yolo City of Davis, east side. East of Bellows Court in Wildhorse greenbelt. Comment
  UCD96936  Hoita macrostachya Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7002 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Lower reaches of canyon in rocks of creek. Comment
  UCD84852  Holcus lanatus A. S. Crafts 1926-7-8 474 Yolo University Farm Campus, Davis. Comment
  UCD84880  Holcus mollis Beecher Crampton 1969-6-17 8456 Yolo Davis. 14th X Eureka aves. Comment
  UCD41047  Holocarpha virgata subsp. virgata Carol W. Witham 2003-8-8 978 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD142978  Hordeum brachyantherum Ellen Dean; C. Robbins 2013-8-28 7996 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  UCD41019  Hordeum brachyantherum Carol W. Witham 2003-4-11 949 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36191  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 miles southeast of city of Woodland, near ditch supplying rice field. Comment
  RSA0018628  Hordeum brachyantherum subsp. brachyantherum Keith E. Hoffmaster 1946-4-19 1072 Yolo About 4 mi north of Davis. Comment
  SBBG115384  Hordeum depressum B. Crampton 1985-4-10 9913 Yolo ca. 3.5 mi SE of Woodland Comment
  UC1151678  Hordeum depressum unknown 1959-4-7 5155 Yolo shoulders of the railroad, Southern Pacific station Davis Comment
  UCD34469  Hordeum depressum Beecher Crampton 1985-4-10 9913 Yolo 3.5 miles S.E. of Woodland. Comment
  UCD85634  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. 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
  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
  UCD80903  Hordeum marinum subsp. gussoneanum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5307 Yolo City of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD85852  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 s.n. Yolo Near Blacks. Comment
  SEINET10611058  Hordeum marinum subsp. gussoneanum A. Arthur Heller 1902-4-30 Heller 5422 Yolo Black's. Comment
  UCD86224  Hordeum murinum Morris Halperin 1931-3-7 s.n. Yolo Davis. Near Agronomy Bldg. Comment
  RSA0018629  Hordeum murinum Keith E. Hoffmaster 1946-4-15 1071 Yolo Davis. Comment
  CAS-BOT-BC284774  Hordeum murinum subsp. glaucum John Thomas Howell 1954-5-15 s.n. Yolo Woodland Comment
  UCD37787  Hordeum murinum subsp. glaucum Beecher Crampton 1962-4-2 6098 Yolo 1.5 miles east of Winters. Comment
  UCD37788  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Davis. Comment
  CHSC114893  Hordeum murinum subsp. leporinum M. Beyers 2010-4-3 330 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  SEINET3828566  Hordeum murinum subsp. leporinum George K. Helmkamp, E. A. Helmkamp 2012-1 18785 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  UCR118793  Hordeum murinum subsp. leporinum Beecher Crampton 1953-3-17 1010 Yolo Sacramento Valley, city of Davis, vacant lot along B Street 15 Comment
  UCR235491  Hordeum murinum subsp. leporinum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18785 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  SEINET238808 Image available Hordeum vulgare Beecher Crampton 1955-12-13 3213 Yolo 0.25 mile south of Davis city limits along U.S. Highway 40 at junction with Davis Road. Comment
  UCD86532  Hordeum vulgare J. Hardison 1989-5-11 132 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD85681  Hordeum vulgare subsp. spontaneum Beecher Crampton 1967-5-8 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD110321  Hypericum patulum R. Koch 1996-6-5 22 Yolo city of Davis. Along roadside on Russell Blvd. in North Davis. Comment
  CDA30587  Hypochaeris glabra M. Beyers 2010-5-12 443 Yolo Nr. Esparto, east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD133389  Hypochaeris glabra M. Wiesendanger 1927-5-4 660 Yolo Putah Canyon. Comment
  UCD144284  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41110  Hypochaeris glabra N. Nicola 2002-4-22 191 Yolo Eastern foothills of inner North coast range, Berryessa Valley, approx. 3.5 miles as the crow flies east of Monticello dam, north side of creek, off of Hwy 128. Comment
  UCD58028  Hypochaeris glabra Ellen Dean; K. Mawdsley 2007-4-6 3567 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
  UCD41028  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET10880657  Ipomoea batatas Stephanie Frischie 2000-9-27 Frischie 70 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  UC1087500  Jacobinia ghiesbreghtiana June McCaskill 1956-4-8 551 Yolo Landscape Management Greenhouse at Field Headquarters, University of California, Davis, Yolo County, California. 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
  RSA201761  Juglans hindsii J. T. Shugrue 1960-5-1 53 Yolo Behind main building of Poultry Husbandry Hopkins Tract, University of California Davis Comment
  UCD110260  Juglans hindsii Carole Eastman 1976-6-9 s.n. Yolo Collected near second bridge before approaching DQU entrance road on Road 31 going west from Davis. 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
  UCD41123  Juglans regia K. Arhangelsky 2002-4-5 165 Yolo Eastern foothills of inner north coast range, Capay Valley. Farm near Rumsey. Comment
  UCD41049  Juncus balticus subsp. ater Carol W. Witham 2003-8-8 980 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CHSC52484  Juncus patens Edward L. Wong 1975-5-31 33 Yolo At streamside, 6.3 miles west of Winters from intersection of Railroad Avenue and Grant Avenue on State Highway 128. 121 Comment
  UCD141755  Juncus patens H. A. Borthwick 1925-5-25 1797 Yolo Putah Canyon. Comment
  UCD59374  Juncus patens Ellen Dean; Kate Mawdsley 2007-6-8 3849 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. Immediately north of berm. 627 Comment
  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
  UCD60333  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3868 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD20533  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  UCD160038  Keckiella lemmonii Catherine Koehler 2013-6-11 s.n. Yolo McLaughlin UC Reserve. Clover Valley, where chaparral comes close to the road, past Seabloom Meadow. 457 Comment
  UCD97109  Keckiella lemmonii Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7009 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon, small side canyon mouth (just north of side canyon with salt spring) on east side of Bray Creek. Comment
  CDA15766  Kickxia elatine G. F. Hrusa, T. D. Wilfred 1998-8-15 14766 b Yolo Central Valley; Tule Canal, 1/4 N of Hwy 16. Comment
  JEPS11335  Kickxia elatine C. J. Weisendanger Aug 1915 Yolo near Davis (banks of Putah Creek); Putah Creek Comment
  JEPS24501  Kickxia elatine J. H. Thomas 1960-8-30 8870 Yolo about 5 mi s Winters (along highway to Vacaville) Comment
  UCD144332  Kickxia elatine G. F. Hrusa 1998-8-15 14766 b Yolo Tule Canal, 1/4 N of Highway 16. Comment
  UCD123851  Kickxia elatine B. Crampton 1955-3-21 s.n. Yolo UC Davis Campus, south edge of the Campbell Tract. Comment
  UCD123853  Kickxia elatine H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UCD123890  Kickxia elatine W. W. Robbins 1930-7-3 2161 Yolo University Farm. Comment
  CDA33735  Kickxia spuria D. G. Kelch 2010-6-3 10 .245 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  RSA141300  Kochia scoparia June McCaskill, Katherine Onaga 1960-9-29 609 Yolo Behind Boy Scout Cabin at 1st Street and Richards Blvd., Davis. Comment
  UCR118991  Koeleria gerardi Beecher Crampton 1965-4-27 7298 Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCR219832  Koeleria gerardi Ayzik Solomeshch 2004-6-16 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters; SE corner of ranch, grassland restoration and weed control plots of Emilio Laca and Joe DeTomaso 84 Comment
  UCD133512  Lactuca Collector unknown Date Unknown s.n. Yolo UC Davis campus. Comment
  UCD161038  Lactuca saligna Jean Shepard 2000-6-29 315 Yolo City of Davis. Intersection of Tulip Ln. and Cascade Pl. Comment
  UCD21338  Lactuca saligna J. Shepard 2000-7-29 332 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north thorugh parking lot and past shed, to a low mowed area. 12 Comment
  UCD133515  Lactuca saligna Charles B. Heiser Jr. 1946-9-1 s.n. Yolo Davis. Comment
  UCD35198  Lactuca serriola Beecher Crampton 1953-9-30 1629 Yolo 3 miles northeast of Davis. Comment
  SEINET12477351 Image available Lagenaria siceraria Unknown Yolo University of Davis; Grounds Building Nursery bed Comment
  UC89195  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo along banks Cache Creek Canyon Comment
  UC917195  Lamium amplexicaule R. H. Miller 1949-3-27 4 Yolo Winters; beside road to Putah Canyon, w of main intersection Comment
  CDA5662  Lamium amplexicaule T. C. Fuller 1962-3-27 7896 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  UCD125089  Lamium amplexicaule P. B. Kaufman 1950-3-20 15 Yolo UC Davis campus, Davis. Comment
  UCD37526  Lamium amplexicaule Beecher Crampton 1955-3-7 2317 Yolo city of Davis, University of California Agronomy Plots. Comment
  RSA695578  Lasthenia Keith E. Hoffmaster 1940-4-28 953 Yolo Davis, 2 mi. north. Comment
  UC1543154  Lasthenia fremontii Charlotte G. Nast 1936-3-29 91 Yolo Woodland highway n 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
  UCD82192  Lasthenia fremontii J. Shepard 2004-4-4 661 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 10 yards west of Department of Defense fence, thence south about 500 yards to swale of large vernal pool straddling fence. 12 Comment
  UCR148119  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 m SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25 12 Comment
  CAS-BOT-BC352764  Lasthenia fremontii D. E. Breedlove 1963-4-20 4626 Yolo 6 miles S of Winters Comment
  CAS-BOT-BC352766  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just S of road 25 Comment
  UCD133708  Lasthenia fremontii P. B. Kennedy 1915-4-20 s.n. Yolo Davis. Comment
  UCD33627  Lasthenia fremontii Beecher Crampton 1971-4-26 8678 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  SEINET9366469  Lasthenia glaberrima Unknown 1953-3-16 1004 Yolo RR banks above alkaline depressions, 1.5 mi N of Davis UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  CDA25772  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 Comment
  UCD132537  Lasthenia glabrata Beecher Crampton 1973-4-16 8921 Yolo Saxon SW 1. Comment
  CAS-BOT-BC328110  Lasthenia glabrata subsp. coulteri Roxana S. Ferris 1917-4-20 697 Yolo Tule land near Dunnigan Comment
  CAS-BOT-BC352793  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo West end of Yolo Causeway, between Sacramento and Davis 6 Comment
  CAS-BOT-BC352794  Lasthenia glabrata subsp. glabrata A. A. Heller 1920-4-25 13381 Yolo Along the Yolo causeway Comment
  UC1543156  Lasthenia platycarpha Charlotte G. Nast 1936-4-17 128 Yolo Woodland hwy n Davis Comment
  CAS-BOT-BC213335  Lathyrus jepsonii subsp. californicus C. R. Quick 1972-7-22 72 -17 Yolo On levee on east bank of Merritt Island at junction of Road 142. Comment
  UCD106254  Lathyrus jepsonii var. californicus P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD106353  Lathyrus latifolius C. P. Pease 1995-6-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  CDA8133  Layia chrysanthemoides University Farm 1925-5-21 1672 Yolo Causeway. 0 Comment
  UCD133942  Layia chrysanthemoides Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  SEINET5614223 Image available Layia platyglossa Unknown 1974-1 7 Yolo Yolo County, Davis north of Covell twards Woodland. In a grassy field near roadside, dry dirt. Flws. yellow with white tips and black centers. Comment
  UCD63600  Leersia oryzoides D. H. Hartmann 1941-8-17 Yolo near Woodland. Comment
  UCR133537  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek at Davis 18 Comment
  JEPS84726  Lemna minor John W. Willoughby 1979-8-13 4424 Yolo about 1.2 mi nw of junction of State Highway 128 and Pleasants Valley Road ((County Road 86), Vaca Mountains, Putah Creek, (fishing access along State Highway 128)); Vaca Mountains, Putah Creek 60 Comment
  CAS-BOT-BC88742  Lepidium appelianum M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD115261  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115262  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115265  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115267  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115270  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  RSA0001958  Lepidium brownii A. A. Heller, H. E. Brown 1902-4-30 5429 Yolo Near Black's. Comment
  CAS-BOT-BC88880  Lepidium chalepense M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  HSC103374  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Yolo By-pass north of I-80, 5 mi. east of Davis Comment
  UCD115255  Lepidium dictyotum Robert E. Preston 1996-3-23 906 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  RSA20862  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD149358  Lepidium didymum Collector Unknown 1951-5-11 s.n. Yolo City of Clarksburg. 5 Comment
  UCD115343  Lepidium didymum G. K. Swingle 1943-5-4 s.n. Yolo Ranch. Comment
  UCD115347  Lepidium didymum Sonia Cook 1977-4-28 s.n. Yolo 883 Linden Lane, Davis. Comment
  CAS-BOT-BC89247  Lepidium draba Bellue; Cowley 1932-7-1 s.n. Yolo Unspecified. Comment
  CAS-BOT-BC89744  Lepidium latifolium John Thomas Howell 1976-8-4 52223 Yolo West Sacramento. Comment
  RSA666485  Lepidium latifolium Barbara Ertter 1988-10-21 7987 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  CDA32973  Lepidium latifolium Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  UCD115709  Lepidium latifolium Burt Ray 1964-8-10 s.n. Yolo 8 miles e.s.e of Dixon. Comment
  UCD115710  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  CAS-BOT-BC89804  Lepidium latipes L. R. Abrams 1928-5-8 12605 Yolo Between Woodland and Davis. Comment
  CDA31082  Lepidium latipes Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  SBBG50441  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 mi NE of Davis [Isotype of var. heckardii] Comment
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Oct 27 2014
  SD131820  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5827 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  UCD21040  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 226 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001, UTMs: 10S0615920; 4255225. 2 Comment
  UCD21266  Lepidium latipes J. Shepard 2000-4-30 156 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 12 Comment
  UCD72404  Lepidium latipes Ellen Dean; Kate Mawdsley 2008-4-16 4810 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD84336  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UC2014149  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  JEPS84899  Lepidium latipes var. heckardii L. R. Heckard and J. C. Hickman 1982-4-7 5828 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UCD18244  Lepidium latipes var. heckardii E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 451 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  RSA590188  Lepidium nitidum Michael A. Vincent, Robert M. Rhode 1996-3-30 7262 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD115811  Lepidium nitidum Robert E. Preston 1996-3-23 907 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD21203  Lepidium nitidum J. Shepard 2000-2-28 57 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot, in archery range between rows of trees, open. 12 Comment
  UCD115807  Lepidium nitidum Fleur Ng'weno 1989-4-24 DQ 10 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  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
  UCD34467  Lepidium oxycarpum Beecher Crampton 1985-4-10 9911 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  CAS-BOT-BC12896  Lepidium strictum Clarence R. Quick 1971-4-29 71 -38 Yolo Pylman-Quick garden, Merritt Island. Near Clarksburg. Comment
  CDA33313  Lepidium strictum V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Grassland Park; vernal pool area. 0 Comment
  UCD160930  Lepidium strictum J. Shepard 1998-5-5 2 Yolo UC Davis Campus. Corner of North Quad and West Quad. 10 Comment
  UCD21237  Lepidium strictum J. Shepard 2000-4-9 119 b 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
  UCR119162  Leptochloa fascicularis Beecher Crampton 1952-10-31 899 Yolo Sacramento Valley, 10 miles east of city of Davis. Yolo Causeway, at railroad right of way. 15 Comment
  CHSC106695  Leptochloa fusca subsp. fascicularis Barbara Ertter 1988-10-21 7992 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 36 Comment
  SBBG33909  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi SW of Knights Landing 15 Comment
  UC1950418  Leptochloa fusca subsp. fascicularis Barbara Ertter 1988-10-21 7992 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD63961  Leptochloa fusca subsp. uninervia Beecher Crampton 1963-10-14 Yolo Davis. Comment
  UCD37102  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo Yolo County, 3 miles northeast of city of Davis. Comment
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  SBBG115669  Leptosiphon liniflorus B. Crampton 1957-4-23 3945 Yolo 3 mi NE of city of Davis Comment
  SBBG116110  Leymus triticoides B. Crampton 1953-5-28 1348 Yolo city of Bryte Comment
  UCD141594  Leymus triticoides Ellen Dean; A. Ayalon 2013-5-17 7765 Yolo Along Putah Creek, west of Old Davis Road, between Railroad overpass and HWY 80. UC Davis Putah Creek reserve Restoria site. In plot DRR 4A of Putah creek vegetation sampling project. 15 Comment
  UCD144315  Leymus triticoides G. F. Hrusa; T. D. Wilfred 1996-5-16 12935 Yolo Central Valley, E edge of Tule Canal, approx. 3/4 miles N of I-5. Comment
  UCD65607  Leymus triticoides G. F. Hrusa; T. D. Wilfred 1996-5-16 12935 Yolo Central Valley, E edge of Tule Canal, approx. 3/4 miles N of I-5. Comment
  UCD86634  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD87577  Leymus triticoides Hursh 1919-10-27 X 3318 Yolo Davis Creek. Comment
  CDA20718  Limonium duriusculum B. Lyon 2006-7-24 PDR 1340754 Yolo County Road 96, Woodland. Comment
  UCD84360  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UC880333  Linanthus ciliatus Lewis S. Rose 1936-4-27 36171 Yolo 3 mi nw Rumsey 152 Comment
  UCD19284  Linum grandiflorum Renee Shahrok 1986-6-26 18 Yolo University of California, Davis, campus. 1 mi. SE of university airport, 200 yards north of Putah Creek. 19 Comment
  SEINET8190534 Image available Liriodendron tulipifera John Buckhouse 1965-5-23 43 Yolo Lawn area south of Dining Commons, University of California campus, Davis Comment
  UCD132743  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. Comment
  UCD36629  Lolium Beecher Crampton 1955-6-7 2819 Yolo Yolo County, city of Davis, University of California Agronomy Fields, Armstrong Tract. Comment
  UCD65612  Lolium Beecher Crampton 1959-6-10 5348 Yolo Along County Road 31, just north of Davis. Comment
  CAS-BOT-BC283544  Lolium multiflorum W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles N of Davis Comment
  CDA2229  Lolium multiflorum T. C. Fuller 1958-5-2 3950 Yolo Between freeway and railroad, 1 miles east of Davis. 0 Comment
  CDA37066  Lolium multiflorum CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD15236  Lolium multiflorum Claire Warshaw 1985-5-31 25 Yolo California, Yolo Co.; ca. 1 mile north on F street from Covell Blvd.; 12 Comment
  UCD66066  Lolium multiflorum Beecher Crampton 1960-4-25 5486 Yolo Northern city limits of Winters. Comment
  UCD66243  Lolium multiflorum R. Tofsrud 1942-1 96 Yolo Near Davis. Comment
  UCD66298  Lolium multiflorum R. Tofsrud 1942-5-1 166 Yolo Davis. Putah Creek. Comment
  UCD73586  Lolium multiflorum Ellen Dean; Elizabeth Goebel 2008-4-7 4727 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
  UCD84351  Lolium multiflorum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD15541  Lolium perenne Lara Hawthorne 1989-6-3 15 Yolo Covell Rd, 6 miles east of Winters. 15 Comment
  UCD66480  Lolium perenne Beecher Crampton 1965-6-29 7392 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  SACT001470  Lolium temulentum 1925-5-25 Yolo No collector or determiner listed Comment
  UCD37679  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo Yolo County, 3 miles south of city of Woodland, along County Road 27. Comment
  UCD66630  Lolium temulentum Beecher Crampton 1957-4-8 3921 Yolo County Road 87, 2 miles west of Winters. Comment
  UC630442  Lomatium californicum Annetta Carter 1938-5-7 1360 Yolo 3.6 mi. n. Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek canyon 152 Comment
  UCD127605  Lomatium californicum K. Esau 1939-7-1 s. n. Yolo Putah Canyon. Comment
  UCD58048  Lomatium californicum Ellen Dean; K. Mawdsley 2007-4-6 3588 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
  JEPS15821  Lomatium caruifolium var. caruifolium J. W. Blankinship 1893-4-15 Yolo Comment
  CDA38379  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 353 -58 Yolo 1 mile north of Rumsey. 0 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
  UCD69417  Lonicera japonica S. Quick 1996-5-19 14 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Twining shrub, roughly 2 meters tall. Flowers paired in axils, white, yellowing with maturity. 17 Comment
  CAS-BOT-BC200982  Lotus Doris K. Kildale 1928-5-8 5034 Yolo 12 miles north of Dixon Comment
  UCR36546  Lotus corniculatus A. C. Sanders 1984-6-18 5054 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UC1585950  Lotus grandiflorus var. grandiflorus Barbara Ertter with Annetta Carter 1989-5-28 8529 Yolo about 5 air mi wsw 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 Yolo Co.) 731 Comment
  CDA33724  Lotus purshianus D. G. Kelch 2010-6-3 10 .244 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  SEINET5736946 Image available Lotus scoparius Mary N. Artist 1965-1 13 Yolo 50 yards E from Recreation Beach Store and Motel, State Hwy 128. 137 Comment
  UC638709  Lotus wrangelianus Ethel Crum 1938-5-7 1990 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Ranges, Cache Creek Canyon 152 Comment
  UCD75887  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-15 07- 104 -LU Yolo Cache Creek at Rumsey Bridge, Yolo County. 124 Comment
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Oct 13 2009
  UCD75888  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-15 07- 105 -LU Yolo Cache Creek at Rumsey Bridge, Yolo County. 124 Comment
  UCD75889  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-9 07- 108 -LU Yolo Putah Creek at UC Davis Putah Creek Riparian Reserve upstream (west) of USDA-ARS Aquatic Weed Laboratory and south of Levee Road. 12 Comment
  CDA6775  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  CDA6776  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  UCD168489  Lupinus albifrons Ellen Dean 2017-3-15 9279 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
  SEINET10488394  Lupinus albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5099 -A Yolo Morgan Valley Quad. Along State Route 16, 6 mi from Colusa County line. 152 Comment
  JEPS14594  Lupinus benthamii Peter H. Raven with G. Thomas Robbins 1956-4-28 9045 Yolo on State Highway 24 on a roadside bank formed by a fill 1.6 mi s Freeport; s of Freeport Comment
  UC625347  Lupinus benthamii Rimo Bacigalupi 1938-5-14 2422 Yolo along Sacramento Short Line R.R. embankment 6 mi n Clarksburg; n of Clarksburg Comment
  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
  UCD84344  Lupinus bicolor Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC227812  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1 Comment
  UCD33690  Lupinus bicolor Beecher Crampton 1972-3-20 8774 Yolo 1 mile north of Davis along banks of railroad. Comment
  CDA27420  Lupinus bicolor subsp. pipersmithii Ethelbert Johnson 1920-3-27 12 Yolo West of Davis. Comment
  SEINET10841275  Lupinus bicolor var. umbellatus Brown 1966-3-25 Brown 8 Yolo On open hills with an occasional tree; putah canyon, 2 mi. W of winters and .7 Mi. N of state hwy 128 on road 87b (toward gil krisor's place), yolo co, calif. Comment
  SEINET10870963  Lupinus bicolor var. umbellatus Brown 1966-3-25 Brown 8 Yolo On open hills with an occasional tree; putah canyon, 2 mi. W of winters and .7 Mi. N of state hwy 128 on road 87b (toward gil krisor's place), yolo co, calif. Comment
  RSA10433  Lupinus densiflorus var. aureus Carl B. Wolf 1928-5-8 2135 Yolo Sacramento Valley, 7 # miles north of Zamora. Comment
  UC1200776  Lupinus formosus P. B. Kennedy 1916-7-23 Yolo 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
  JEPS84545  Lupinus microcarpus var. densiflorus John W. Willoughby 1976-3-21 1226 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) (Solano Lake); n end range Vaca Mountains, next to Putah Creek 73 Comment
  UCD108745  Lupinus microcarpus var. densiflorus Mrs. L. H. Phillips 1929-3-17 1780 Yolo Capay Valley. Comment
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Jan 1 2016
  UCD108756  Lupinus microcarpus var. densiflorus M. Wiesendanger 1927-4-29 615 Yolo Esparto. Comment
  UCD108764  Lupinus microcarpus var. densiflorus Collector Unknown 1952-4-21 s.n. Yolo 5 miles west of Winters, in Putah Canyon. Comment
  UCR206288  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14730 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCR207820  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14443 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UC726543  Lupinus microcarpus var. microcarpus A. A. Heller 1929-4-21 14847 Yolo Madison Comment
  UCD21041  Lupinus microcarpus var. microcarpus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 227 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  UCR235433  Lupinus microcarpus var. microcarpus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18780 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD108836  Lupinus microcarpus var. microcarpus Beecher Crampton 1962-5-1 6365 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCSC009223  Lupinus microcarpus var. microcarpus Randall Morgan 2015-4-12 6746 Yolo Tule Ranch Comment
  UCD108966  Lupinus nanus K. Esau 1938-3-26 s. n. Yolo Yolo County, Putah Canyon. 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
  SEINET12170817  Lupinus subvexus Unknown 1953-3-31 1047 Yolo Madison Comment
  UCD33628  Lupinus subvexus Beecher Crampton 1971-4-26 8677 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  RSA654920  Lupinus subvexus var. subvexus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. Comment
  HSC2144  Lupinus succulentus J. V. Lenz 1946-3-29 Yolo Putah Canyon 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
  UC753996  Lupinus succulentus H. F. Copeland 1943-4-24 1592 Yolo e Davis; e of 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
  UCR235396  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18770 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
  SEINET10489003  Lupinus succulentus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5101 Yolo Morgan valley quad. Along state route 16, 6 mi from colusa co line. 152 Comment
  UCD34647  Lupinus succulentus Beecher Crampton 1987-3-31 10092 a Yolo 7 miles west of Winters along US 128. Comment
  UCD34648  Lupinus succulentus Beecher Crampton 1987-3-31 10092 b Yolo 7 miles west of Winters along US 128. Comment
  UCD126600  Lycium barbarum W. Herms 1929-8-1 2033 Yolo Woodland. Comment
  SEINET10844324  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 82 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10811318  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 77 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. 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
  UCD41111  Lythrum californicum J. Kim 2002-8-9 246 Yolo Eastern foothills of inner north coast range, Capay Valley. Park area just south of Guinda. Comment
  UCR141761  Lythrum californicum Beecher Crampton 1953-10-15 1692 Yolo 2 mi west of Madison 53 Comment
  RSA0015851  Lythrum californicum Beecher Crampton 1955-9-29 3164 Yolo Along US Highway 99 W 1.5 miles northwest of Davis. Comment
  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
  UCD103020  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3717 Yolo Yolo Bypass. Comment
  UCD160098  Lythrum hyssopifolia Emily Howard 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD21307  Lythrum hyssopifolia J. Shepard 2000-5-13 249 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 miles south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.4 mi to southeast corner of park inside disked area. 12 Comment
  UCR129825  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3716 Yolo Sacramento Valley, Yolo Bypass 5 Comment
  RSA0016011  Lythrum hyssopifolia S. L. Morrison 1974-6-2 32 Yolo South side of Southern Pacific Railroad causeway, 3.5 miles east of Mace Boulevard overpass and US Interstate 80. Comment
  UCD103043  Lythrum hyssopifolia Fleur Ng'weno 1989-5-15 DQ 46 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  CDA15694  Lythrum salicaria J. King, Young 1999-7-27 PDR 1202567 Yolo Sacramento Valley; West side of Sacramento R. 1/4 mi. S of Elkhorn Bridge, immed. E of Woodland. 0 Comment
  UCD84361  Lythrum tribracteatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225220  Lythrum tribracteatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD150946  Madia D. S. Park; D. Potter 2010-4-22 26 -2 Yolo 128 roadside east, edge of parking area. Small population. 81 Comment
  HSC82067  Madia elegans Thomas W. Nelson, Jane P. Nelson 1980-4-27 5114 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  JEPS119420  Madia elegans subsp. vernalis G. 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 Comment
  UC638700  Madia gracilis Ethel Crum 1938-5-7 2003 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD168409  Madia gracilis Ellen Dean; M. Hoshovsky 2017-4-18 9319 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters in a canyon to the south of Rattlesnake Rock. Area has burned three times in the past three years. 179 Comment
  UCD59351  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3775 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern section of ranch. 445 Comment
  UC185752  Malacothamnus fremontii T. S. Brandegee 1899-10-20 Yolo Yolo Comment
  UC334394  Malacothamnus jonesii John Gill Lemmon 1891-5-28 Yolo Copa [Capay] Valley Comment
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Sep 1 2006
  UCD169004  Malacothrix floccifera Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9305 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  UCD18358  Mallotus japonicus Duane Gooden 1997-1 s.n. Yolo city of Davis, UC Davis campus. 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
  CDA20336  Malva nicaeensis M. Stephenson 2000-5-31 Yolo Sacramento Valley; Alley betw. D & E. streets, Davis 0 Comment
  HSC15987  Malva nicaeensis M. Dole 1963-4-7 9 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  SEINET5729252 Image available Malva nicaeensis Vijai Rakvidhyasastra 1969-1 3 Yolo Putah Creek, near University of California campus, Davis.; Davis 15 Comment
  UCD35186  Malva nicaeensis Beecher Crampton 1953-6-19 1456 Yolo Vacant lot, Davis. Comment
  UCD149327  Malva parviflora Collector Unknown 1925-4-18 s.n. Yolo City of Davis. 15 Comment
  UCD41164  Malva parviflora N. Nicola 2002-4-4 159 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay, Barsotti farm. Comment
  SEINET8893271  Malva parviflora G. Cook 1959-3-28 12 Yolo 3 miles E of Winter, adjacent to Hwy 128. 76 Comment
  UCD116678  Malva sylvestris Mrs. Nora Cruse 1938-5-26 s.n. Yolo 412 Lincoln Ave., Woodland. Comment
  UCD160162  Malvella leprosa Heather Castro 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. In ephemeral drainage. 158 Comment
  UCD116717  Malvella leprosa C. J. W. 1913-9-1 306 Yolo Davis. Comment
  UCD107630  Marah fabacea B. L. Hanson 1961-3-27 12 Yolo State Highway 16 at County Road 78A, near Brooks. 91 Comment
  UCD107665  Marah fabacea Janey Veneman 1974-4-22 38 Yolo Under Rd. 98 bridge along Putah Creek. 15 Comment
  UCD38891  Marah fabacea Beecher Crampton 1960-3-10 5479 Yolo 3 miles south of Woodland. Comment
  SFV3176  Marrubium vulgare E. B. Risley 1961-4-9 162 Yolo North Coast Ranges Vaca Mountains. Putah Creek below Monticello Dam, west of Winters. 65 Comment
  UCD164655  Marrubium vulgare Henry House 1995-5-27 1995- 28 Yolo Approximately 5.5 km north of the latitude of Winters, about 1.25 km west of Road 89, on the high side of Winters Canal. 53 Comment
  UCD20863  Marrubium vulgare N. Nicola 2001-5-7 80 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve. Comment
  UCD68022  Marrubium vulgare C. P. Pease 1995-5-20 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  RSA409857  Marrubium vulgare Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD19186  Marrubium vulgare Patrick F. Fields 1976-4-25 10 Yolo 1.7 mi. west of Pleasents Valley Rd. on road E6, 20 yards from creek. 121 Comment
  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
  UCD73625  Matricaria discoidea Ellen Dean; Elizabeth Goebel 2008-4-7 4752 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD80939  Matricaria discoidea Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5342 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
  SFV8421  Matricaria discoidea C. Meeker 1973-4-28 20 Yolo Sacramento Valley Beside Putah Creek Road at intersection with Canal Land (?), west of Davis. Comment
  RSA790655  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2012-4-17 18779 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCR235432  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2012-4-17 18779 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
  SEINET9312618  Matricaria occidentalis Unknown 1978-5-8 9580 Yolo 0.25 mi S of Saxon Station, T7N R3E Sect 17 NE 1/4 Btwn rd and fence. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD35372  Medicago Beecher Crampton 1956-4-9 3244 Yolo Yolo County; 1.5 miles north of Davis. Comment
  UCD107723  Medicago lupulina Beecher Crampton 1964-4-14 s.n. Yolo Lawn, Hunt Hall. Comment
  UCD107727  Medicago lupulina Morris Halperin 1930-7-29 s.n. Yolo Davis. Football turf, N.C. Comment
  SEINET4560759  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-1 18771 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  UCD80931  Medicago polymorpha Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5334 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
  RSA699932  Medicago polymorpha Lois Weston 1942-4-24 1141 Yolo Putah Canyon. Comment
  UCD18336  Medicago polymorpha Edwin A. Crosby 1952-5-13 37 Yolo city of Davis, UC Davis, open field 750 ft. SW of apiary. Comment
  UCD35829  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Davis, field just NE of West Davis Elementary School. Comment
  UCD34113  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Road 29 W of Hwy. 113. Comment
  UCD39941  Medicago sativa Beecher Crampton 1955-9-6 s.n. Yolo UC Davis Campus, Campbele tract. Origin: Canada. Comment
  UCD68037  Medicago sativa Dennis J. DaVia 1976-5-31 27 Yolo Road 96, 1.2 mile North of Road 31. Found in an area dominated by bunchgrass, on roadside, in clay loam soil. An erect plant. Flowers, blue. Comment
  RSA0048651  Melica bella Lois Weston 1942-4-24 1127 Yolo Putah Can. Comment
  UCD160200  Melica californica Taylor Blevins 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 131 Comment
  UCD33170  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. 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
  UCD73268  Melica californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4842 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD86439  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon. Comment
  SEINET13203090 Image available Melilotus indicus George K. Helmkamp, Mary Alice Barnes 2013-1 20520 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
  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
  SEINET5737483 Image available Melilotus indicus Charles C. Adamson 1960-1 12 Yolo Along Southern Pacific railroad tracks, near NE Davis city limit.; Davis 46 Comment
  SFV8456  Melilotus indicus J. W. Riekels 1961-4-9 18 Yolo Along Putah Creek on CA-Highway 128, about 8 miles west of Winters. Comment
  UCD38300  Melilotus indicus Beecher Crampton 1953-3-11 1745 Yolo 1.5 miles north of Davis. Comment
  UCD38685  Melilotus indicus Beecher Crampton 1957-5-13 4003 Yolo 3.5 miles northeast of Davis. Comment
  UCD68038  Melilotus indicus Lori R. Nelson 1976-4-12 3 Yolo University of California, Davis, 0.1 mile South of Primate Center. Found near sewage ponds, along a gravel road. A prostrate plant. Flowers, yellow. Comment
  SBBG115415  Melilotus officinalis B. Crampton 1964-1 s.n. Yolo UC Davis agronomy experimental area Comment
  UCD107984  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  CAS-BOT-BC227674  Melilotus officinalis Beecher Crampton 1964-1-1 T.O.s.n. Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD125030  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  SEINET5644910  Mentha pulegium Gary R. Adamson 1960-5-7 21 Yolo Davis.; 0 Comment
  CDA5704  Mentha spicata T. C. Fuller 1965-7-23 13850 Yolo West of Highway 16 to Woodland, south edge of Guinda. 0 Comment
  UCD117356  Mentzelia laevicaulis M. Phillips 1929-10-1 2065 Yolo Putah Canyon. Comment
  UC19599  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July, 1892 Yolo near Devil's Gate; Putah Canyon 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
  POM57376  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey. Comment
  RSA695731  Micropus californicus var. californicus Keith E. Hoffmaster 1940-4-28 951 Yolo West of Winters Comment
  UCD134561  Microseris Fleur Ng'weno 1989-4-24 DQ 9 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD132849  Microseris douglasii Ellen Dean; Jean Shepard 2003-5-18 1808 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  CAS-BOT-BC348863  Microseris douglasii subsp. douglasii A. A. Heller; H. E. Brown 1902-4-30 5428 Yolo Near Black's Comment
  UC537997  Microseris sylvatica Dana Cox 1935-4-17 Yolo 5 to 10 mi w Winters; Putah Creek 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
  UCD118905  Microsteris gracilis E. H. Everson 1951-2-23 4 Yolo Yolo and Colusa County Line: Cache Creek Canyon, 5.3 miles northwest of Rumsey. Comment
  UCD15554  Mimulus aurantiacus Lara Hawthorne 1989-4-27 4 Yolo Hwy 128, near Lake Berryessa. Comment
  UCD15591  Mimulus aurantiacus Elmo Agatep; with David Gutierrez 1995-5-20 2 Yolo Route 128, next to Putah Creek. Comment
  UCD168989  Mimulus aurantiacus Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9292 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
  UCD20814  Mimulus aurantiacus N. Nicola; C. Kremen 2001-3-16 030 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD70204  Mimulus aurantiacus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  UCD122271  Mimulus aurantiacus var. aurantiacus Joseph M. DiTomaso 1976-4-9 400 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 134 Comment
  SEINET4678055  Mimulus guttatus M. C. Johnston 1995-5-7 4 Yolo Across the road from the Monticello Dam.; 0 Comment
  UC614483  Mimulus kelloggii L. Constance 1938-3-27 2044 Yolo 8 mi s Monticello (Steel Canyon near Capell Valley); North Coast Ranges, Napa Range 304 Comment
  UCD122713  Mimulus microphyllus M. Wiesendanger 1927-5-4 642 Yolo Putah Canyon. Comment
  UCD41143  Mimulus pilosus N. Nicola 2002-6-19 236 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  POM5162  Mimulus tricolor A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  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
  UCD169006  Minuartia douglasii Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9307 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stock pond. 137 Comment
  UCD125039  Monarda citriodora L. Mitich 1994-6-20 s.n. Yolo UC Davis, UCD Experiemental farm A12, south of Veg. Crops. Comment
  CAS-BOT-BC349593  Monolopia major A. A. Heller; H. E. Brown 1902-4-29 5411 Yolo Near Madison Comment
  POM55157  Monolopia major A. A. Heller, H. E. Brown 1902-4-29 5411 Yolo Near Madison. Comment
  UCD41010  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD139281  Muilla maritima Rolf Y. Berg 1963-3-30 s.n. Yolo opposite City Refuse Dump, Road 102 (Pole Line Road), around 1.1 miles north of Davis City limit. Comment
  UCD139285  Muilla maritima Franklin W. Martin; Madelain N. Martin 1960-3-20 45 Yolo 1/2 mile north of Davis. 9 Comment
  UC1474264  Myoporum parvifolium Joseph M. DiTomaso 1979-5-13 1003 Yolo Next to Mrak Hall on University of California at Davis Campus. Comment
  UCD96293  Myosurus Beecher Crampton 1973-4-16 8920 Yolo Saxon SW 1. 5 Comment
  CAS-BOT-BC83399  Myosurus minimus K. J. Tucker; J. M. Tucker 1950-3-26 1926 Yolo In pasture beside Highway 99W, about 3 miles northwest of Davis. Comment
  UCD96609  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
  RSA10403  Myosurus sessilis Carl B. Wolf 1928-5-8 2150 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD55515  Myosurus sessilis J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 656 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD96291  Myosurus sessilis R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  SBBG29008  Nassella cernua B. Crampton 1967-5-11 7923 Yolo 5 mi W of Winters; St Hwy 128 Comment
  UCD33222  Nassella cernua Beecher Crampton 1967-5-11 7923 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  SEINET11695939  Nassella cernua Unknown 1953-5-7 1221 Yolo 2 mi NW of Dunnigan, along extension of Road 4 Comment
  UCD87896  Nassella lepida Jack Maze 1963-3-8 12 Yolo 3/4 mile E of Recreation Beach, State Highway 128. Comment
  JEPS84717  Nassella pulchra John W. Willoughby 1977-4-27 2244 Yolo 1.2 mi nw County Road 86 (State Highway 128; foothills n of highway); Vaca Mountains Comment
  UCD37516  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo Yolo County, 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD59314  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-5-11 3738 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD73259  Nassella pulchra Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4837 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  RSA696980  Navarretia Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  CAS-BOT-BC230251  Navarretia cotulifolia A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's Comment
  UCD48344  Navarretia cotulifolia Beecher Crampton 1962-5-1 6351 Yolo 5.5 miles southeast of Davis (in direct line) jct. County Roads 106 A and 35; vernal meadow. Comment
  SEINET12350531  Navarretia cotulifolia Unknown 1960-5-9 5506 Yolo 0.25 mi S of Saxon Station Comment
  UCD81435  Navarretia intertexta M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. Comment
  JEPS70352  Navarretia leucocephala W. L. Jepson 1940-5-17 19925 Yolo 7 mi e Davis (near Plumtree station); Yolo Causeway Comment
  SEINET196528  Navarretia leucocephala W. R. Russell, C. B. Heiser Jr. 1947-5-3 1908 -d Yolo Under Yolo Causeway. Comment
  SEINET241998  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 mi west of Davis. Moon Ranch Comment
  UCR178859  Navarretia leucocephala Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCD41027  Navarretia leucocephala subsp. bakeri Carol W. Witham 2003-4-11 958 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD23196  Navarretia leucocephala subsp. leucocephala A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84363  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225218  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  RSA91816  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1954-5-6 1826 Yolo 3 miles southwest of Winters Comment
  UCD48540  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  UCD48541  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 miles west of Davis Moon Ranch. Comment
  UCD48547  Navarretia leucocephala subsp. leucocephala J. Skoss 1948-6-5 15 Yolo Swampy lowlying area at west and Sacramento-Davis causeway, Yolo County, California. Comment
  UCD20388  Navarretia pubescens K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCD20389  Navarretia pubescens K. Esau 1937-3-12 s.n. Yolo Putah Canyon. Comment
  UCR219833  Navarretia pubescens Ayzik Solomeshch 2004-5-23 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed control plots of Emilio Laca and Joe DiTomaso 84 Comment
  SEINET14160502  Navarretia tagetina B. Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UC1607863  Nemophila heterophylla C. G. Nast 1936-3-27 17 Yolo E entrance fo Putah Canyon Comment
  UCD120005  Nemophila heterophylla Charles B. Heiser Jr. 1947-4-10 1903 Yolo In canyon, northwest of Highway 16, 1 mile north of Rumsey. Comment
  UCD120077  Nemophila menziesii A. A. Beetle 1945-2-15 4181 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD105391  Neostapfia colusana Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  POM181662  Nicotiana glauca L. F. Robbins 1927-6-5 s.n. Yolo Near Winters. Comment
  SFV8334  Nicotiana glauca T. Persico 1971-5-15 24 Yolo North Coast Ranges Vaca Mountains. 3 miles east of Monticello Dam. 30 Comment
  UCD126651  Nicotiana glauca H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. 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
  UCD14615  Nicotiana glauca Nathan Horn 1989-6-1 22 Yolo along Old Davis Road, ca. 1/2 mile east of University of California, Davis. 15 Comment
  UCD33618  Nicotiana glauca Beecher Crampton 1971-1-21 8657 Yolo UC Davis campus, S.E. of the University airport along the north bank of Putah Creek. Comment
  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
  UC444933  Nicotiana quadrivalvis Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  UCD126714  Nicotiana quadrivalvis J. M. Tucker; C. H. Lamoureux 1958-6-8 3400 Yolo Putah Creek, 3.2 miles east of Recreation Beach. Comment
  UCD126725  Nicotiana quadrivalvis C. J. W. Date Unknown s.n. Yolo Davis. Comment
  UCD84799  Oenothera elata subsp. hirsutissima Thaddeus Hunt 2010-7-9 s.n. Yolo north of the town of Winters. Along Winters Canal at 'school house drain. 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
  UC625446  Orobanche fasciculata Frank W. Gould 1938-4-23 283 Yolo At head of Capay Valley on road from Rumsey to Arbuckle near the county line. Comment
  UCD53885  Orobanche vallicola Sara Gillespie 2005-7-20 s.n. Yolo Winters Nature Park (Putah Creek), just north of Putah Creek Road. Comment
  UCD36102  Oryza sativa Beecher Crampton 1952-10-27 886 Yolo Yolo County, 3 miles north of city of Davis, along Road 101A. Comment
  SACT001626  Oryza sativa Earl Kemp 1934-7-19 Yolo Comment
  UCD39913  Oryzopsis miliacea Beecher Crampton 1961-8-11 s.n. Yolo UC Davis Campus, Agronomy Seed House. Comment
  UCR198014  Oryzopsis miliacea Beecher Crampton 1956-7-12 3703 Yolo Sacramento Valley, Davis, banks of Putah Creek 16 Comment
  HSC16699  Oxalis corniculata J. V. Lenz 1946-4-1 Yolo W Sacramento Comment
  SEINET6645800  Oxalis corniculata Schank 1959-3-29 s.n. Yolo About 4 miles west of Davis 23 Comment
  UCD110781  Oxalis corniculata T. Tomich 1949-5-30 62 Yolo Davis. Comment
  POM353470  Oxalis pes-caprae Glenn A. Gorelick 1966-4-1 s.n. Yolo 418 1/2 2nd St., Davis Comment
  UCD111016  Oxalis pes-caprae K. Esau 1932-2-27 s.n. Yolo Davis. Comment
  UCD89780  Panicum capillare subsp. hillmanii Beecher Crampton 1968-5-31 8290 Yolo Yolo-Solano county line, UC Davis camppus arboretum area. Comment
  UCD34841  Panicum capillare subsp. hillmanii Beecher Crampton 1963-8-5 6866 Yolo Yolo County, 1/4 mile south of west Plainfield store on county road 99. Comment
  UCD89581  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1962-8-27 6646 Yolo 4.6 miles SE of Knight's Landing, along Sacramento River. Comment
  CAS-BOT-BC242670  Panicum hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd. Comment
  CAS-BOT-BC253863  Panicum miliaceum B. Crampton 1955-10-12 s.n. Yolo 0.5 mile N of Davis Comment
  UCD89745  Panicum miliaceum subsp. miliaceum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  CAS-BOT-BC253893  Panicum rigidulum C. R. Quick 1972-7-22 72 -12 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD168157  Papaver rhoeas S. Boshoven 1983-4-24 1 Yolo 3/4 mile west of Davis. Comment
  CAS-BOT-BC253930  Parapholis incurva L. R. Abrams 1928-5-8 12594 Yolo Between Woodland and Davis Comment
  UCD34715  Parapholis incurva Beecher Crampton 1989-5-12 10159 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCR198117  Parapholis incurva Beecher Crampton 1978-6-26 9609 Yolo Sacramento Valley, 4 miles southeast of Woodland 15 Comment
  UCD168576  Parkinsonia aculeata Ellen Dean; John Roncoroni, Jean Shepard 2017-7-13 s.n. Yolo WSW of Davis on University Farm. 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
  CAS-BOT-BC259750  Paspalum distichum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD36093  Paspalum distichum Beecher Crampton 1952-10-12 861 Yolo Yolo County, city of Davis, along Putah Creek. Comment
  UCD37762  Paspalum distichum Beecher Crampton 1961-10-25 6045 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD84353  Paspalum distichum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD88964  Paspalum distichum Collector Unknown Fall 1941 322 Yolo probably along Putah Creek by Davis. Comment
  HSC47946  Paspalum urvillei Michael A. Watkins 1978-6-11 22 Yolo Hwy. 20, 1 mi. S of Brooks. Comment
  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
  UCD67961  Penstemon centranthifolius Dixie Paussa 1974-5-8 49 Yolo 5 miles North of Capay, 2 miles up a PG and E access road, at the end of road 13, off road 85a. Foothill Woodland area, dominated by Quercus douglasii. Growing in open sun on cow trail, west facing slope, side of canyon. On clay soil. Comment
  UCD62728  Pentagramma triangularis Alan Yip; Plant Biology 102 students 2008-4-6 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  CAS-BOT-BC413677  Persicaria amphibia Roxana Stinchfield 1916-6-25 326 Yolo Near Buckeye Cr. Comment
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD143964  Persicaria maculosa Ellen Dean; T. Starbuck 2013-10-26 8012 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
  UCD99737  Persicaria maculosa W. T. Pope 1916-8-1 s.n. Yolo West Sacramento. Comment
  UCD41071  Persicaria punctata Carol W. Witham 2003-8-8 1002 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD38746  Persicaria punctata Beecher Crampton 1957-9-16 4610 Yolo 7 miles northwest of Davis, along County Road 27. Comment
  RSA638773  Petrorhagia dubia Michael A. Vincent, Ethan H. Freid 1998-4-7 8156 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD98393  Petrorhagia dubia Michael A. Vincent; Ethan H. Freid 1998-4-7 8156 Yolo above St. Rt. 128, 4 road miles west of winters. Comment
  UCD15910  Petroselinum crispum Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  UCD120333  Phacelia ciliata Collector unknown 1925-3-21 1791 Yolo Causeway. Comment
  UCD120599  Phacelia imbricata Ogden C. Riddle 1942-3-29 25 Yolo Putah Canyon. 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
  JEPS81242  Phacelia marcescens Gregory Lee 1982-6-18 Yolo in greenhouse Davis Comment
  UCD120721  Phacelia tanacetifolia G. F. Hrusa 1990-4-8 7671 Yolo Hwy 16 approx. 10 m. N of Rumsey, along Cache Creek. 300 Comment
  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
  UCD120714  Phacelia tanacetifolia Dr. A. S. Crafts 1935-3-29 s.n. Yolo Davis. Comment
  SACT001694  Phalaris aquatica John Willoughby 1979-8-13 Yolo Fishing access along state Highway 128 about 2.9 miles northwest of the junction of the highway and Pleasants Valley Road, in riparian woodland and adjacent open areas. Comment
  UCD81469  Phalaris arundinacea M. Wiesendanger 1927-4-29 s.n. Yolo Davis. Comment
  UCD37678  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo 3 miles S of city of Woodland, along County Road 27. Comment
  UCD88777  Phalaris canariensis Beecher Crampton 1961-5-17 5873 Yolo 3 miles S of Woodland. Comment
  UCD88778  Phalaris canariensis Beecher Crampton 1965-5-5 7312 Yolo Davis. Comment
  CAS-BOT-BC242651  Phalaris lemmonii Beecher Crampton 1953-3-31 1048 Yolo Madison Comment
  CAS-BOT-BC265928  Phalaris lemmonii L. R. Abrams 1928-5-8 12603 Yolo Between Woodland and Davis Comment
  CHSC83223  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 2.5 miles northeast of Davis, Rd. 102. Comment
  POM197359  Phalaris lemmonii Le Roy Abrams 1928-5-8 12603 Yolo Between Woodland and Davis. Comment
  RSA10437  Phalaris lemmonii C. B. Wolf 1928-5-8 2131 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  SD27859  Phalaris lemmonii Carl B. Wolf 1928-5-8 2131 Yolo Sacramento Valley. 4 mi no. of Zamora 42 Comment
  UC791005  Phalaris lemmonii P. B. Kennedy 1915-4-26 Yolo outskirts Davis 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
  UCD36177  Phalaris lemmonii Beecher Crampton 1953-3-31 1050 Yolo 6 miles N of city of Winters, along railroad tracks at Arroz railroad siding. Comment
  UCD36178  Phalaris lemmonii Beecher Crampton 1953-3-31 1048 Yolo Madison. Comment
  UCD88880  Phalaris lemmonii A. A. Beetle 1946-4-15 4371 Yolo Woodland airport. Comment
  UCD89017  Phalaris lemmonii R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD89020  Phalaris lemmonii M. Wiesendanger 1927-4-29 596 Yolo Davis. Comment
  CAS-BOT-BC250676  Phalaris minor John Thomas Howell; Gordon H. True 1967-6-11 42554 Yolo North of Woodland near Cache Creek Comment
  CDA37112  Phalaris minor CDFA Staff 2004-6-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  HSC8522  Phalaris minor J. V. Lenz 1947-5-10 Yolo Davis Comment
  RSA10438  Phalaris minor C. B. Wolf 1928-5-8 2130 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
Read comments
Jul 28 2014
  RSA696378  Phalaris minor Keith E. Hoffmaster 1946-4-19 1074 Yolo 3-4 miles NE of Davis Comment
  UCD69669  Phalaris minor Laura Tanata 1982-6-2 34 Yolo City of Davis, 1/4 mile north of Sycamore Lane and Covell Boulevard intersection; along roadside, waste area - valley grassland community dominated by Avena, in sandy, dry, sunny area; erect annual in moderate abundance, 7 dm tall, flower straw color. 13 Comment
  UCD88183  Phalaris minor P. Stern 1988-5-19 9 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  UCD89043  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89054  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  SACT001719  Phalaris minor 1925-5-9 Yolo No collector/determiner listed Comment
  UCD21222  Phalaris paradoxa J. Shepard 2000-3-24 92 Yolo Yolo County Grasslands Park: E of Davis, from intersection of I-80 and Mace Blvd., 3 miles S on Mace Blvd. (County Road 104). NW corner of park boundary, at SE corner of intersection of County Roads 104 and 35. 12 Comment
  UCD21406  Phalaris paradoxa J. Shepard 2001-5-13 453 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. In the southeast corner of park, about 50 yards north of County Road 36 and 100 yards west of Department of Defense fence. 12 Comment
  UCD41032  Phalaris paradoxa Carol W. Witham 2003-4-26 964 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD89384  Phalaris paradoxa Beecher Crampton 1965-6-29 7389 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  UCD89620  Phleum pratense Beecher Crampton 1973-5-30 8950 Yolo UC campus. Comment
  UCD56693  Phoradendron leucarpum subsp. tomentosum Ellen Dean 2006-10-27 3302 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  UCR115042  Phoradendron macrophyllum G. Fred Hrusa 1994-1-2 11590 Yolo Sacramento Valley, Along Putah Creek in UC Putah Creek Reserve c. 1 mi west of University Airport 75 Comment
  SEINET5740888 Image available Phoradendron macrophyllum subsp. macrophyllum Franklin Martin, Madelain Martin 1960-1 4 Yolo By Putah Creek, University of California picnic grounds, Davis.; Putah Creek Comment
  CAS-BOT-BC141059  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa 1994-1-29 11590 Yolo Along Putah Creek Reserve approx. 1 m W of University airport 75 Comment
  UCD102190  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa 1994-1-29 11590 Yolo Along Putah Creek in UC Putah Creek Reserve approx. 1 m W of University airport. 75 Comment
  UCD34366  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. Comment
  UCD38980  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1960-12-7 5812 Yolo UC Davis campus. Comment
  RSA0115714  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD73125  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR257076  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD125918  Phyla nodiflora Edward J. Hall 1951-5-25 40 Yolo under west end of Yolo Causeway, Comment
  JEPS84724  Phyla nodiflora var. nodiflora John W. Willoughby 1979-8-13 4421 Yolo fishing access along State Highway 128 about 1.2 mi nw junction of Hwy 128 and Pleasants Valley Rd (County Rd 86) (Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  SEINET12323492  Physalis ixocarpa Unknown 1966-1 s.n. Yolo Fred Tadlock property just W of deep water channel & ca 0.5 mi N of Southern Pacific RR tracks Comment
  UC985940  Physalis lancifolia Malcolm A. Nobs and S. Galen Smith 1949-7-18 1002 Yolo n of Winters; Sacramento Valley Comment
  UCD126003  Physalis lancifolia Beecher Crampton 1953-8-17 1622 Yolo city of Davis, Davis High School. Comment
  UCD147181  Pilularia americana Carol W. Witham 2003-4-11 932 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD135014  Pinus sabiniana Sean O'Hara 1977-4-27 s.n. Yolo North bank of Solano Lake, south side of State Highway 128, east of Monticello Dam. Comment
  SEINET242450  Piptatherum microcarpum Beecher Crampton 1962-4-26 T.O. 2430 Yolo UC Davis agronomy experimental area, plant instruction nursery, row B-42 Comment
  UCD89673  Piptatherum miliaceum Beecher Crampton 1974-6-18 9056 Yolo Yolo County, ca. 6 miles west of Winters (State Hwy. 128). Comment
  SEINET12350281  Piptatherum miliaceum Unknown 1961-8-11 s.n. Yolo UC Davis Campus, Agronomy Seed House Comment
  SEINET242445  Piptatherum miliaceum subsp. thomasii Beecher Crampton 1961-6-30 2223 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET12766602  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo City of Davis, along 5th street near intersection with 'L' Street.; 0 Comment
  UCD121069  Plagiobothrys A. A. Beetle 1945-2-15 4184 Yolo Putah Creek Canyon, west of Winters. Comment
  UC1278096  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-11 2479 Yolo ca 7 mi w Davis; Moon Ranch Comment
  CHSC79263  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo 3 miles west of Winters. Comment
  UCD144440  Plagiobothrys hystriculus Carol W. Witham 2003-4-7 872 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR220397  Plagiobothrys leptocladus Jean V. Shepard 2001-5-13 458 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. C. 10 yards west of Dept. of Defnse fence, 500 yards south to large vernal pool straddling fence 12 Comment
  UC917267  Plagiobothrys nothofulvus H. Popenoe 1949-4-11 3 Yolo above Rumsey on Cache Creek 167 Comment
  UCD120921  Plagiobothrys nothofulvus H. Popenoe 1949-4-11 3 Yolo Above Rumsey on Cache Creek. 167 Comment
  UC480675  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 a Yolo near Davis Comment
  UCD121002  Plagiobothrys stipitatus M. Wiesendanger 1927-4-29 585 Yolo Davis. Comment
  POM181723  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 Yolo Near Davis. Comment
  SEINET12350539  Plagiobothrys stipitatus Unknown 1953-3-29 1043 Yolo 1.5 mi N of Davis 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
  UCD35019  Plagiobothrys stipitatus Beecher Crampton 1998-5-18 10359 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  JEPS61062  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19928 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  UCD21284  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-5-1 179 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD23188  Plagiobothrys stipitatus var. micranthus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  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
  UCR212360  Plagiobothrys stipitatus var. micranthus Ellen Dean, Elizabeth Goebel 2008-4-7 4735 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch, accessed by private road at the end of Moody Slough Rd. 70 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
  UCD33976  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1975-6-11 9215 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  UCD35020  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1998-5-18 10360 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  CHSC79270  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
  RSA603518  Plantago coronopus A. M. Shapiro 1995-9-3 s.n. Yolo West Sacramento, along slough north of West Capitol Ave. Comment
  UCD81002  Plantago coronopus Drew Maraglia 2009-4-15 3 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. On west side of drainage pond. 9 Comment
  UCR137664  Plantago coronopus Arthur M. Shapiro 1995-9-3 s.n. Yolo W Sacramento, in mud along slough north of W Capitol Avenue Comment
  UCD146826  Plantago elongata Carol W. Witham 2003-4-11 929 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD124419  Plantago elongata W. Russell; J. M. Tucker 1950-3-17 1921 Yolo Highway 99W, about 3 miles northwest of Davis. Comment
  CHSC100183  Plantago erecta John Dittes 2007-5-6 1450 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon Bobcat Ranch; ca.4.0 air miles west by northwest of Winters, ca. 4.1 air miles northeast of Monticello Dam, ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  UCD124461  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon. Comment
  UCD160100  Plantago erecta Emily Howard 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 176 Comment
  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
  UCD124364  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, confluence of Sacramento Bypass and Yolo Bypass. Comment
  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
  UCD19301  Platanus X hispanica Terry Reedy 1974-5-18 242 Yolo city of Davis, ca. 1 mi. north of Covell Blvd., along first large irrigation ditch crossing Pole Line Rd, east of Pole Line Rd. 6 Comment
  RSA801979  Plectritis ciliosa Keith E. Hoffmaster 1939-4-6 907 Yolo Putah Canyon. Comment
  UCD20805  Plectritis ciliosa N. Nicola; C. Kremen 2001-3-16 21 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD33171  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCR119151  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  UCD137578  Plectritis ciliosa Gary W. Sanderson 1960-4-21 315 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. Comment
  UCD168410  Plectritis congesta subsp. brachystemon Ellen Dean; M. Hoshovsky 2017-4-18 9320 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters in a canyon to the south of Rattlesnake Rock. Area has burned three times in the past three years. 179 Comment
  UCD58071  Plectritis congesta subsp. brachystemon Ellen Dean; K. Mawdsley 2007-4-6 3611 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 462 Comment
  UCD48236  Plectritis macrocera Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 19 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  SEINET780323  Plectritis macrocera Joseph Andorfer Ewan 1934-3-18 8683 Yolo Very abundant on steep grassy slope, blue oak association, side canyons of Patch Creek, 8 miles above Winters Comment
  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
  UCD41011  Pleuropogon californicus Carol W. Witham 2003-4-11 941 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET242430 Image available Poa D. Summer 1954-5-27 Yolo UC Davis Campus, Agronomy Experiemental Area. Comment
  LA36341  Poa annua P. B. Kaufman; 1950-3-20 14 Yolo University of California campus, Davis Comment
  RSA563487  Poa annua D. Charlton 1990-3-6 4155 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  UCD41018  Poa annua Carol W. Witham 2003-4-11 946 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73599  Poa annua Ellen Dean; Elizabeth Goebel 2008-4-7 4731 a Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD90621  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo city of Davis, Southern Pacific Railroad Station. Comment
  UCR119155  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo Sacramento Valley, City of Davis. Southern Pacific railroad station. 15 Comment
  UCD91853  Poa pratensis E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD91900  Poa pratensis Beecher Crampton 1969-4-18 8399 Yolo Davis. Russell Blvd. and University Avenue. Comment
  UCD91922  Poa pratensis L. Y. Leonard 1919-6-1 x 3051 Yolo Davis. Comment
  UCD91930  Poa pratensis B. A. Madeon 1925-4-20 s.n. Yolo Davis. 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
  UCD58040  Poa secunda Ellen Dean; K. Mawdsley 2007-4-6 3579 Yolo Tuleyome Ireland Ranch. In inner coast range, NW of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 450 Comment
  UCD58090  Poa secunda Ellen Dean; K. Mawdsley 2007-4-6 3629 Yolo Tuleyome Ireland Ranch. In inner coast range, NW of the City of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  UCD73577  Poa secunda Ellen Dean; Elizabeth Goebel 2008-4-7 4721 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
  SEINET11695799  Poa secunda Unknown 1953-3-23 1017 Yolo 6 mi W of Winters, Putah Canyon Comment
  UCD36164  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1017 Yolo 6 miles W of city of Winters, Putah Canyon. Comment
  UCD36255  Poa secunda subsp. secunda Beecher Crampton 1953-5-5 1210 Yolo 1.5 miles NE of Davis, along Road 102. Comment
  UCD22768  Podocarpus gracilior Collector unknown 1988-1-4 s.n. Yolo Environmental Horticulture building. Comment
  UCD73134  Pogogyne douglasii Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD84314  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  RSA654046  Pogogyne douglasii Beecher Crampton 1975-5-23 9202 Yolo 1 mile SW of Saxon Station Comment
  UCD125254  Pogogyne douglasii Beecher Crampton 1975-5-23 9202 Yolo 1 mile S.W. of Saxon Station. Comment
  UCD33975  Pogogyne douglasii Beecher Crampton 1975-6-11 9214 Yolo 1/4 mile south of Saxon Station. Comment
  UCD125478  Pogogyne zizyphoroides Carol W. Witham 2003-4-7 892 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD69388  Poinciana gilliesii J. Shepard 1997-7-25 s.n. Yolo City of Davis. Found along the west side of Fifth Street near Pena. Shrub, flowers yellow, stamens red and exserted. Escaped from cultivation in the area. Comment
  UCR119100  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Sacramento Valley, Davis. 15 Comment
  CDA2836  Polygonum arenastrum P. M. Goodwin 1932-5-3 Yolo Davis. 0 Comment
  JEPS41120  Polygonum aviculare subsp. aviculare Rimo Bacigalupi, L. R. Heckard and C. L. Custer 1965-10-4 9130 Yolo along n-s lateral road 0.9 mi n Hebron Siding (Sacramento Northern Railroad) (1.9 mi ene of Woodland flanking waste water disposal areas on both sides of road) 10 Comment
  CAS-BOT-BC414159  Polygonum aviculare subsp. aviculare P. M. Goodwin 1932-5-3 s.n. Yolo Davis Comment
  UCD100055  Polygonum aviculare subsp. depressum Cynthia Hodges 1982-4-7 6 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 Comment
  UCD99836  Polygonum aviculare subsp. neglectum J. A. Ogle 1924-6-1 s.n. Yolo South of Dixon. Comment
  UC1562682  Polygonum persicaria Barbara Ertter 1988-10-21 7989 Yolo at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UC1562671  Polygonum punctatum Barbara Ertter 1988-10-21 7990 Yolo creek at road crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD47764  Polypodium calirhiza Ryan Knox; E. McDermott and G. Walden 2002-4-13 21 Yolo Yolo Co., Mclaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs 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. 488 Comment
  RSA113795  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 miles west of Zamora. Comment
  UC1153921  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 mi w Zamora Comment
  UCD37197  Polypogon maritimus Beecher Crampton 1958-5-28 4838 Yolo North Davis. Comment
  UCD59368  Polypogon maritimus Ellen Dean; Kate Mawdsley 2007-6-8 3843 a Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD84350  Polypogon maritimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD91163  Polypogon maritimus Collector Unknown 1941-8-1 s.n. Yolo Peterson Ranch, Cache Slough. Comment
  CAS-BOT-BC232560  Polypogon monspeliensis Clarence R. Quick 1970-5-31 70 -16 Yolo Over yard and at edges of garden, Nettie M. Pylman, Merritt Island near Clarksburg Comment
  POM198498  Polypogon monspeliensis Roxana Stinchfield 1916-6-25 317 Yolo Buckeye Creek. Comment
  SACT002042  Polypogon monspeliensis John Willoughby 1976-7-29 Yolo At the fishing access point, in moist ground along Putah Creek riparian woodland. Comment
  UCD21265  Polypogon monspeliensis J. Shepard 2000-4-30 155 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. 12 Comment
  UCD21303  Polypogon monspeliensis J. Shepard; Vince Forcella 2000-5-13 244 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side, along track to the south in field. 12 Comment
  UCD37198  Polypogon monspeliensis Beecher Crampton 1958-5-28 4839 Yolo Yolo County, city of Davis. Comment
  UCD37199  Polypogon monspeliensis Beecher Crampton 1958-5-28 4840 Yolo Yolo County, city of Davis. Comment
  UCD59367  Polypogon monspeliensis Ellen Dean; Kate Mawdsley 2007-6-8 3843 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD81040  Polypogon monspeliensis Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. South side of drainage pond. 9 Comment
  UCD91295  Polypogon monspeliensis Beecher Crampton 1958-5-28 4839 Yolo North Davis. Comment
  UCD91296  Polypogon monspeliensis Beecher Crampton 1958-5-28 4840 Yolo North 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
  SACT002062  Polypogon semiverticillatus John Willoughby 1979-8-13 Yolo Collected at fishing access point, in riparian woodland. Comment
  UCD36620  Polypogon viridis Beecher Crampton 1955-5-20 2803 Yolo Yolo County, city of Davis. Comment
  UCD91448  Polypogon viridis Beecher Crampton 1955-5-24 2803 Yolo Yolo County, city of Davis. Comment
  CAS-BOT-BC102688  Populus fremontii A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison Comment
  CAS-BOT-BC102689  Populus fremontii Roxana Stinchfield 1916-6-25 338 Yolo Mouth of Buckeye Creek Comment
  SBBG15062  Populus fremontii Lynn B. Hendrix 1962-4-28 30 Yolo University of California campus, Davis Comment
  UCR115043  Populus fremontii G. Fred Hrusa, T. D. Wilfred 1995-4-12 12065 Yolo Sacramento Valley, along Tule Canal immediately north [=west] of Sacramento River at Interstate 5 crossing 75 Comment
Read comments
Oct 9 2010
  POM167062  Populus fremontii subsp. fremontii A. A. Heller, H. E. Brown 1902-4-29 5420 Yolo Near Madison. Comment
  UCD110620  Populus fremontii subsp. fremontii Cay Collette 1975-4-12 8 Yolo Knight's Landing. Approx. 15' from Sacramento River. 15 Comment
  UCD110647  Populus fremontii subsp. fremontii Pamela G. Riley; B. Harker and J. MacLean 2002-4-27 120 Yolo W of the town of Davis. UC Davis Ecosystem Reserve. N side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. Comment
  UCD33891  Populus fremontii subsp. fremontii Beecher Crampton 1975-3-12 9109 Yolo Yolo County, 4 miles west of Winters, along Putah Creek. Comment
  UCD21197  Populus nigra J. Shepard 2000-2-19 51 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Northeast of parking lot, in rows. 12 Comment
  UCSC001854  Potamogeton pectinatus J. E. Roadhouse 2007-4-15 1 Yolo Moores Ditch Comment
  UCD113974  Poterium sanguisorba D. H. Hartmann 1941-6-28 s.n. Yolo Davis, near Agronomy plots. Comment
  UCD113986  Poterium sanguisorba K. Wagnon 1932-3-28 s.n. Yolo Agronomy, U.C. Davis. Comment
  RSA0014815  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs, S. Galen Smith 1949-7-18 1005 Yolo Sacramento Valley, north of Winters. Comment
  UCD122111  Proboscidea louisianica subsp. louisianica M. Ensign 1943-8-13 s.n. Yolo near Water Works, Davis. Comment
  UCD122112  Proboscidea louisianica subsp. louisianica Charles B. Heiser Jr. 1947-7-8 1953 Yolo along county road between Davis and Woodland. About 5 mi. N. of Davis. Comment
  UCD122132  Proboscidea louisianica subsp. louisianica W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. Comment
  UCD106241  Proboscidea lutea Jean Shepard 2011-8-20 855 Yolo NE of Woodland, from intersection of County Roads 102 and 16, E on Rd. 16 to T. Right on Rd. 16A around Gray's Bend about 2 mi to private dirt road on left. Site is just E of Sutter County line. Comment
  UCD18510  Prosopis chilensis W. R. Russell 1959-6-26 s.n. Yolo city of Winters, 400 block Main St. Comment
  UCD41091  Prunus N. Nicola 2003-3-13 248 Yolo Foothills of inner North coast range, Berryessa Valley, West of Winters; Terra Firma farm off Hwy 128. Comment
  UCD23088  Prunus caroliniana Gary Breckon 1970-4-1 s.n. Yolo Collected near art complex, 619 Poleline. Comment
  SEINET10771515  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 126 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD22751  Prunus subhirtella A. T. Leiser 1979-4-5 s.n. Yolo Block C Plant 19, Tree 1, UCD. 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
  UCD151018  Pseudognaphalium luteoalbum D. S. Park 2010-5-28 98 Yolo UCD, east of Science Lecture Bldg. 10 Comment
  UCD81023  Pseudognaphalium luteoalbum Ellen Dean; Gordon Harrington 2009-4-1 5366 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
  UC1153927  Pseudoroegneria spicata subsp. spicata Beecher Crampton 1957-7-10 Yolo UC Davis Campus, Agronomy Experimental Areas UC Davis Campus; , Agronomy Experimental Areas Comment
  RSA695732  Psilocarphus Keith E. Hoffmaster 1940-4-28 950 Yolo Putah Canyon Comment
  UCD135275  Psilocarphus brevissimus Fleur Ng'weno 1989-5-5 DQ 32 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  CAS-BOT-BC361735  Psilocarphus brevissimus var. brevissimus Doris K. Kildale 1928-5-8 5025 Yolo 4 miles north of Zamora Comment
  SBBG28508  Psilocarphus brevissimus var. brevissimus C. B. Wolf 1928-5-8 2136 Yolo Sacramento Valley, 12 mi N of Dixon (Dick'son) 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
  UCD34980  Psilocarphus tenellus Beecher Crampton 1996-4-22 10338 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  RSA0054940  Psoralea Keith E. Hoffmaster 1939-4-26 933 Yolo Putah can. Comment
  UCD73089  Pterostegia drymarioides Ellen Dean; Plant Biology 102 students 2008-4-6 4712 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
  UCD93370  Puccinellia nuttalliana Beecher Crampton 1953-5-5 1207 Yolo 6 miles NE Davis. Comment
  UCD93434  Puccinellia nuttalliana R. Tofsrud 1947-5-13 s.n. Yolo Woodland Air Park. Comment
  SBBG115385  Puccinellia simplex B. Crampton 1985-4-10 9914 Yolo 3.5 mi SE of Woodland 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
  UCD36526  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis. Comment
  UCD92224  Puccinellia simplex Beecher Crampton 1955-3-28 2346 Yolo Yolo County, 4.5-5 miles southeast of Woodland, at junction of County Roads 25 and 103. Comment
  UCR118985  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo Sacramento Valley, 1.5 miles north of city of Davis. 15 Comment
  SEINET10628530  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10628531  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10878031  Pyrus Stephanie Frischie 2000-10-7 Frischie 107 Yolo Davis Farmers' Market, Davis, CA. Comment
  HSC24339  Quercus X morehus J. P. Smith, J. O. Sawyer 1972-2-20 5068 Yolo 3 mi E of Solano Co. line along Putah Creek Comment
  UCD162344  Quercus X morehus Craig Thomsen 2006-5-18 2699 Yolo Camp Haswell Otis Ranch Regional Park. West side of Cache Creek Comment
  SACT002599  Quercus agrifolia J. Tucker 1958-4-26 Yolo Tree 35-40 feet tall, off northwest corner of Agricultyral Engineering Building, University of California Davis Campus Comment
  UCD164519  Quercus berberidifolia Craig D. Thomsen 2006-8-16 2706 Yolo Camp Haswell County Park. 182 Comment
  UCD20584  Quercus chrysolepis E. Dean; with M. Bibbo 2002-7-5 1127 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 472 Comment
  SACT002128  Quercus engelmannii J. Tucker 1958-4-27 Yolo north edge of University Aboretum Comment
  CDA11240  Quercus lobata G. F. Hrusa, T. D. Wilfred 1994-4-9 11737 Yolo University of California, Davis: Putah Creek Riparian Reserve. Approximately 1/2 m. W of Hopkins Rd. terminus. Comment
  JEPS84701  Quercus lobata John W. Willoughby 1977-5-12 2421 Yolo 2.9 mi w State Highway 128 junction with County Road 86 (along State Highway 128, between road and Putah Creek); Vaca Mountains Comment
  UCD46790  Quercus lobata H. B. Nidever 1951-5-19 40 Yolo 4 miles south of Woodland, near dry creek bed, Yolo County, California. Comment
  UCD46816  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Vally Oak. Mrak Hall, UCD. Comment
  UCD46881  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo ca. 4.5 miles west of Winters (by road) along State Hwy. 128. Comment
  UCD73087  Quercus lobata Ellen Dean; Plant Biology 102 students 2008-4-6 4710 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Entrance to Bray Canyon, ca. 100 ft from Hwy 128. 57 Comment
  UCD81458  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Putah Canyon. Comment
  UCD46913  Quercus macdonaldii Don K. Sexton 1955-10-16 89 Yolo Highway 40, center strip, near Liberty Island turnoff, north of Davis, California. Comment
  SACT002734  Quercus wislizeni S. Gossard 1974-5-2 Yolo Waldorf School, American River, Sacramento, CA Comment
  UCD73615  Quercus wislizeni Ellen Dean; Elizabeth Goebel 2008-4-7 4742 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, near Dry Creek road crossing. 76 Comment
  UCD83676  Quercus wislizeni D. Q. Cavagnaro 1963-10-18 223 Yolo 4 mi W of Winters. 15 Comment
  CAS-BOT-BC378912  Ranunculus californicus var. californicus W. D. Hamilton 1946-3-24 7323 Yolo Davis Comment
  UCD95801  Ranunculus canus K. Esau 1937-4-22 s.n. Yolo Davis-Winters Highway. 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
  UC118242  Ranunculus hebecarpus J. W. Blankinship 1893-4-15 Yolo Madison 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
  UCD62846  Ranunculus hebecarpus Michael J. Bower; Plant Biology 102 students 2008-4-6 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 100 Comment
  RSA481920  Ranunculus hebecarpus Aaron Liston, James D. Morefield 1988-3-20 713 -1 Yolo 1 miles E of Cache Creek County Park, above Cache Creek. 250 Comment
  UCD36190  Ranunculus hebecarpus Beecher Crampton 1953-4-9 1067 Yolo Yolo County, 2.5 miles west of city of Winters, along road 87. Comment
  UCD80922  Ranunculus muricatus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5325 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  SEINET11261078  Raphanus sativus Michelle Mahoney 1965-5-1 17 Yolo 3rd Street, Davis.; 0 15 Comment
  UCD115170  Raphanus sativus Cay Collette 1975-5-10 14 Yolo Knight's Landing. Approximately 100 feet from the Sacramento River. 15 Comment
  CAS-BOT-BC55969  Rhamnus ilicifolia Roxana Stinchfield 1916-6-26 346 Yolo Foothills near Dunnigan De ?ly Sheep Ranch Comment
  UC80267  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey Comment
  RSA96673  Rhamnus tomentella subsp. tomentella Percy C. Everett, E. K. Balls 1954-10-19 20369 Yolo 6.9 miles SW from jct of Hwy 20 on raod from Rumsey to Knoxville and lower Lake. 366 Comment
  UCD116879  Rhus aromatica Amelie Blyth 1952-4-6 4 -3 Yolo Bank of Putah Creek, about 5 miles west of Winters. Comment
  UCD62910  Rhus aromatica Christa Lindsey; Plant Biology 102 students 2008-5-3 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  RSA696219  Rhus trilobata Keith E. Hoffmaster 898 Yolo Putahcan Comment
  UCD39741  Ricinus communis Beecher Crampton 1957-10-30 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UC638701  Rigiopappus leptocladus Ethel Crum 1938-5-7 2001 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 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
  CAS-BOT-BC147395  Rosa californica Beecher Crampton 1986-9-8 10071 Yolo Sacramento River, 3.5 miles north of Elkhorn Comment
  CHSC83206  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Yolo County, Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis. Comment
  UCD34632  Rosa californica Beecher Crampton 1986-11-5 10078 Yolo Solano County border, ca. 3 miles SE of Davis, Mace road crossing at south fork of Putah Creek. Comment
  SBBG50778  Rubus ursinus E. L. Reimers 1963-4-19 34 Yolo near railroad tracks 0.25 mi E of Davis Comment
  UCD59394  Rubus ursinus Ellen Dean; Kate Mawdsley 2007-6-8 3867 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD91420  Rubus ursinus Lindsay Clark 2009-4-22 DVS 25 Yolo In Putah Creek Park in southeast Davis, along nature trail. Comment
  JEPS84656  Rumex conglomeratus John W. Willoughby 1976-7-29 1824 Yolo about 1.2 mi nw State Hwy. 128 and County Rd 86 (Pleasants Valley Rd) jct (at fishing access along State Hwy 128, near Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD141668  Rumex conglomeratus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7793 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  UCD73680  Rumex salicifolius Chris Mosser; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Found on west-facing slope on the east bank of Bray Creek. 100 Comment
  UCD35643  Rumex salicifolius Beecher Crampton 1959-6-10 5343 Yolo Just north of Davis, along County Road 31. Comment
  UCD77979  Rumex stenophyllus Robert E. Preston 1998-5-3 1099 Yolo U. C. Davis campus, in fields on E side of Veterinary Hospital 17 Comment
  UCD35233  Sagittaria longiloba Beecher Crampton 1954-9-28 2279 Yolo 5 miles east of Davis. Comment
  RSA735360  Salix Keith E. Hoffmaster 1946-4-13 1235 Yolo Putah Canyon. Comment
  UCD41073  Salix babylonica Carol W. Witham 2003-8-8 1004 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC129704  Salix bonplandiana Roxana Stinchfield 1916-7-1 364 Yolo Mouth of Buckeye Creek Comment
  UC1786433  Salix breweri Edward L. Smith 1966-4-8 722 Yolo Putah Canyon near Solano/Yolo county line. 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
  UCD110787  Salix breweri Edward L. Smith 1967-4-8 s.n. Yolo Putah Creek Canyon; at Monticello Dam, ca. 7 miles west of Winters. 76 Comment
  CDA12890  Salix exigua G. F. Hrusa 1996-3-25 12696 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  CDA12893  Salix exigua G. F. Hrusa 1996-3-25 12699 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD110933  Salix exigua P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD110948  Salix exigua M. I. Wibawa 1996-6-2 39 Yolo Along the N side of Putah Creek. 17 Comment
  UCD41064  Salix exigua Carol W. Witham 2003-8-8 995 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  HSC62849  Salix exigua var. hindsiana J. M. DiTomaso 1979-5-12 996 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  CAS-BOT-BC227867  Salix fluviatilis Beecher Crampton 1986-9-4 10065 Yolo Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis Comment
  UCR148139  Salix fluviatilis Beecher Crampton 1986-9-4 10065 Yolo Solano County border, Mace road crossing at S fork of Putah Creek, c. 3 mi SE of Davis Comment
  CAS-BOT-BC104029  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  CDA12891  Salix gooddingii G. F. Hrusa 1996-3-25 12697 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  POM166923  Salix gooddingii Roxana Stinchfield 1916-7-1 480 Yolo Mouth of Buckeye Creek. Comment
  SBBG50691  Salix gooddingii D. R. Fraser 1971-5-15 41 Yolo near Bryte-Elkhorn exit off Interstate Hwy 5, between Woodland and Sacramento 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
  UCD110950  Salix gooddingii H. A. Borthwick 1925-5-11 1925 Yolo Davis. Comment
  UCD110960  Salix gooddingii G. F. Hrusa 1996-3-25 12697 Yolo S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. 30 Comment
  UCD110995  Salix gooddingii Grady L. Webster; Oren Pollak 1992-3-22 7745 Yolo Consumes River Preserve, Area 6. Just E of Southern Pacific tracks. 1 Comment
  UCD16134  Salix gooddingii Maura Cullinane 1983-5-10 20 Yolo California. Yolo County: N. on Frontage Rd. from Davis, turn left at Golf Course and go until cross stream, site #6. 15 Comment
  CAS-BOT-BC228573  Salix laevigata Beecher Crampton 1986-9-10 10074 Yolo 1/2 mile north of Capay, north edge of Cache Creek Comment
  SBBG83461  Salix laevigata C. de Leon 1975-5-4 29 Yolo Putah Crk, 2 mi E on St Hwy 128 from Monticello Dam 201 Comment
  UCD111101  Salix laevigata J. J. du Bois 1936-3-20 s.n. Yolo Davis. Comment
  UCD111107  Salix laevigata Beecher Crampton 1958-4-29 4751 Yolo County road 32 and 95A ca. 5 miles west of Davis. Comment
  UCD111132  Salix laevigata Jack Maze 1963-4-27 20 Yolo Along Putah Creek, State Highway 128, 3/4 mile east of Recreation Beach. Comment
  UCD33988  Salix laevigata Beecher Crampton 1975-6-24 9228 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. 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
  UCD34628  Salix laevigata Beecher Crampton 1986-9-10 10074 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD59357  Salix laevigata Ellen Dean; Kate Mawdsley 2007-5-11 3781 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CAS-BOT-BC228574  Salix lasiandra Beecher Crampton 1986-9-10 10073 Yolo 1/2 mile north of Capay, north edge of Cache Creek Comment
  CAS-BOT-BC125157  Salix lasiandra var. lasiandra Beecher Crampton 1987-3-31 10094 Yolo Willow Slough and county road 99, 4.5 miles N.W. of Davis Comment
  UCD161078  Salix lasiandra var. lasiandra Craig Thomsen 2006-6-30 2622 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD34617  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10063 b Yolo Yolo County, 4.5 miles north of Davis, Willow Slough and road 27. Comment
  UCD34618  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Yolo County, 3.5 miles S.E. of Woodland, Willow Slough and road 103. Comment
  UCD34627  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-10 10073 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD34673  Salix lasiandra var. lasiandra Beecher Crampton 1987-5-11 10117 Yolo Yolo County, County road 103 and Willow Slough. Comment
  UCD111598  Salix lasiolepis Cay Collette 1975-4-12 7 Yolo Knight's Landing, approx. 10' from Sacramento River. 15 Comment
  UCD33987  Salix lasiolepis Beecher Crampton 1975-6-24 9227 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. Comment
  UCD34623  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCR148146  Salix lasiolepis Beecher Crampton 1986-8-26 10053 Yolo c. 5-6 mi west of Winters along Putah Creek, public access area Comment
  UCR118795  Salix lucida subsp. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Sacramento Valley, 3.5 miles southeast of Woodland, Willow Slough and road 103. 15 Comment
  UCD34619  Salix melanopsis Beecher Crampton 1986-9-4 10065 Yolo Yolo County, Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis. Comment
  UCR119146  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Sacramento Valley, Davis, along G St. between 5th and 6th Streets. 15 Comment
  UCD162380  Salpichroa origanifolia Ernest Fix 1942-6-20 s.n. Yolo Between Davis and Woodland. 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
  UCR178668  Salsola damascena Ellen Dean, J. Shepard 2002-7-11 s.n. Yolo Sacramento Valley, City of Davis, University of California farm 16 Comment
  UCD149334  Salsola tragus Collector Unknown 1932-5-31 s.n. Yolo City of Woodland. 25 Comment
  UCR118880  Salsola tragus Beecher Crampton 1961-10-17 6030 Yolo Sacramento Valley, UC-Davis campus southeast of the airport, along old Putah Creek channel. 15 Comment
  UCD99448  Salsola tragus M. Phillips 1929-10-1 2047 Yolo near Davis. Comment
  SEINET242379 Image available Salsola vermiculata Beecher Crampton 1976-10-28 T.O. 4657 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B-11 Comment
  UCD41147  Salvia apiana N. Nicola 2002-6-12 231 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD160549  Salvia columbariae Ellen Dean; Craig Thomsen 2015-3-21 8603 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
  RSA388854  Sambucus mexicana Seri Rudolph 1975-5-11 14 Yolo State Highway 128, 3.3 miles southeast of Yolo/Solano county line Comment
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Jul 30 2014
  UCD15597  Sambucus mexicana Lisa Montany 1985-5-1 11 Yolo North bank of Putah Creek, approx. 0.25 miles west of Rd 98. 21 Comment
  UCD22633  Sambucus mexicana Joseph Laferriere 1982-5-7 29 Yolo Alpha Phi Omega picnic ground on Putah Creek south of UCD airport, 2 miles west of Davis. 19 Comment
  CAS-BOT-BC245831  Sambucus nigra subsp. caerulea Clarence R. Quick 1971-4-20 71 -35 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  CAS-BOT-BC245832  Sambucus nigra subsp. caerulea H. Popenoe 1949-6-2 28 Yolo By Winters-Davis flight strip 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
  UCD137195  Sambucus nigra subsp. caerulea Cay Collette 1975-5-31 21 Yolo Knight's Landing. 15' from Sacramento River. 15 Comment
  UCD137197  Sambucus nigra subsp. caerulea P. B. Kaufman 1950-5-9 38 Yolo Arboretum, University of California campus, Davis. Comment
  UCD137224  Sambucus nigra subsp. caerulea J. K. Couch 1995-5-17 9 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD137618  Sambucus nigra subsp. caerulea A. S. Crafts 1926-6-1 163 Yolo University Farm Campus, Davis. Putah Creek. Comment
  UCR131636  Sanicula bipinnata Beecher Crampton 1978-3-16 9545 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  CDA38535  Sanicula bipinnata T. C. Fuller 1958-4-23 s.n. Yolo On bench above Cache Creek, 1 mile northwest of Rumsey. 0 Comment
  UCD127947  Sanicula bipinnatifida Ogden C. Riddle 1942-3-30 39 Yolo Putah Canyon. Comment
  RSA29243  Sanicula bipinnatifida Joseph A. Ewan 1934-3-18 8692 Yolo Putah Creek, 6 mi. above Winters. Comment
  SEINET5744984 Image available Sanicula bipinnatifida Adair Wheaton 1962-1 15 Yolo In pasture at roadside; Pleasants Valley Road, 0.4 mile S of junction with State Hwy 128 and 4 miles W of Winters.; Winters Comment
  UCD128013  Sanicula bipinnatifida E. H. Stanford 1940-4-1 s.n. Yolo Putah. 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
  UCD39770  Sapium sebiferum Beecher Crampton 1980-7-14 s.n. Yolo UC Davis Campus Faculty Club. Comment
  UCD65960  Schedonorus arundinaceus P. Stern 1988-5-21 14 Yolo Davis. Riparian area in greenbelt north of 'F' and Covell Sts. Comment
  UCD50084  Schoenoplectus acutus var. occidentalis S. C. Hanson 1949-5-15 5 Yolo Along irrigation ditch east of Yolo Bypass, 2 miles northwest of Sacramento. Comment
  RSA366092  Schoenoplectus fluviatilis Glenn A. Gorelick 1966-6-1 s.n. Yolo Davis. Comment
  POM219530  Schoenoplectus maritimus H. F. Copeland 1926-5-4 570 Yolo Near Davis Comment
  UCD81848  Schoenoplectus pungens Ellen Dean; M. Showers, G. Harrington 2009-6-3 5767 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
  UCD141684  Schoenoplectus pungens var. longispicatus Ellen Dean; M. Taylor 2013-6-19 7799 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
  RSA0074776  Sedum spathulifolium C. F. Baker 1907-3-6 3236 Yolo Cache Creek Canyon. Comment
  CDA7657  Senecio vulgaris T. C. Fuller 1962-3-27 7890 Yolo Road to Monticello Dam, Putah Creek Canyon, 4 miles west of Winters. 0 Comment
  UCD20792  Senecio vulgaris N. Nicola 2001-3-14 008 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD56726  Senecio vulgaris Ellen Dean; M. Bibbo 2007-3-23 3418 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
  UCD80912  Senecio vulgaris Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5316 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD34128  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Yolo County, Davis. 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
  SEINET8057877 Image available Sequoia sempervirens June McCaskill 1955-1 382 Yolo East side of water tower at west end of Temporary Building 4, University of California, Davis Comment
  SBBG115366  Setaria parviflora B. Crampton 1965-7-27 7474 Yolo ca. 2.5 mi NNW of Davis on US Hwy 99 Comment
  SBBG26322  Setaria parviflora B. Crampton 1965-7-27 Yolo US Hwy 99, 2.5 mi NNW of Davis Comment
  UCD92815  Setaria verticillata Beecher Crampton 1961-7-14 5930 Yolo city of Davis. Comment
  UCR119153  Setaria verticillata Beecher Crampton 1964-8-3 7137 Yolo Sacramento Valley, Davis. 15 Comment
  CDA161  Setaria viridis J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  UCD34780  Setaria viridis Beecher Crampton 1989-8-17 10225 Yolo Yolo County, UC Davis agricultural services area. Comment
  UCD92852  Setaria viridis August L. Hormay Date unknown s.n. Yolo Davis. UC campus. Comment
  UCD92887  Setaria viridis Collector unknown 1941-8-1 s.n. Yolo Davis farm. Comment
  RSA699277  Sidalcea Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon. Comment
  UC140822  Sidalcea diploscypha C. F. Baker 1903-5-7 2931 Yolo Rumsey Comment
  UCD116620  Sidalcea keckii C. F. Ehlig 1951-4-22 34 Yolo 5 miles west of US 99W on Road 29. Comment
  UCD116638  Sidalcea keckii Craig Thomsen 1993-4-1 1796 Yolo at corner of Road 96 and Yellowstone, NW end of city of Davis. Comment
  SFV8395  Silene gallica M. Cary 1971-4-6 10 Yolo 5.8 miles west of Winters on State Highway 128. Comment
  UCR207829  Silene gallica George K. Helmkamp, E. A. Helmkamp 2009-3-24 14449 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD41013  Silene gallica Carol W. Witham 2003-4-11 943 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD98968  Silene laciniata subsp. californica H. B. Currier; C. B. Heiser Jr. 1947-4-10 1898 Yolo just off Highway 16, 1 mile northwest of Rumsey. Comment
  UCD38303  Silene vulgaris Beecher Crampton 1953-11-30 1740 Yolo UC Davis. Comment
  UCD20857  Silybum marianum N. Nicola 2001-2-5 074 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCR257034  Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-5-8 20521 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  CDA34914  Sinapis alba David Charlton 1990-3-3 4173 Yolo [Davis]; at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 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
  UCD80909  Sinapis arvensis Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5313 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD80937  Sinapis arvensis Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5340 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD82165  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  UCD82166  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  UCD160366  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and between 3rd and 4th Sts. in an alley. Comment
  UCD115752  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. 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
  UCD48244  Sisyrinchium bellum Ryan Knox; E. McDermott, G. Walden 2002-4-13 18 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 503 Comment
  UCD126829  Solanum americanum J. D. Skoss 1948-6-5 17 Yolo University of California campus, Davis. Comment
  UCD126841  Solanum cardiophyllum Paul Smith 1969-8-21 s.n. Yolo Vegetable Crops Department's Campbell Tract, University of California campis, Davis. Comment
  CDA18063  Solanum elaeagnifolium J. King, JY 1999-7-29 PDR 1202573 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCR118983  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo Sacramento Valley, UC-Davis campus, northeast of Agronomy Warehouse 15 Comment
  UCR197989  Solanum elaeagnifolium Beecher Crampton 1953-8-17 1623 Yolo Sacramento Valley, city of Davis, University of California campus, north side of Agronomy seed warehouse 16 Comment
  SEINET246028  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126035  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  UCD126898  Solanum elaeagnifolium M. Ensign 1943-8-9 s.n. Yolo University Farm. Comment
  UCD126958  Solanum melongena C. J. W. 1914-10-1 s.n. Yolo University of California Farm, Davis. Comment
  UCD21337  Solanum nigrum J. Shepard 2000-7-21 328 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot, archery range, and model plane flying area on north side of track. 12 Comment
  NY821145  Solanum parishii C. F. Baker 1903-5-8 2890 Yolo Cache Creek canon [canyon] Comment
  UCD126984  Solanum parishii M. Phillips 1929-4-30 1973 Yolo Putah Canyon. Comment
  UCD39923  Solanum rantonnetii Beecher Crampton 1996-7-2 s.n. Yolo City of Dixon. Comment
  CHSC79366  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus. Comment
  UCD19123  Solanum rostratum A. M. Shapiro 1988-12-17 s.n. Yolo city of Davis, UC Davis campus, north of new Food and Ag building. Comment
  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
  UC917282  Solanum umbelliferum J. D. Skoss 1948-6-6 28 Yolo 2 mi below Yolo-Napa County line (s slope of Putah Canyon); Putah Canyon Comment
  UCD149349  Solanum umbelliferum Yolo County 4H Club 1932-10-6 s.n. Yolo Yolo County. 15 Comment
  RSA733871  Solanum xanti Keith E. Hoffmaster 1946-4-13 1255 Yolo Putah Canyon. Comment
  CDA36935  Sonchus asper 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
  UCD136128  Sonchus asper subsp. asper A. S. Crafts 1926-7-8 425 Yolo University Farm Campus, Davis. Comment
  UCD136180  Sonchus oleraceus L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD136165  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UCD136190  Sonchus oleraceus P. B. Kennedy 1914-3 s.n. Yolo Berkeley Hills. Comment
  UCD92880  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. J. H. Edmonds' Ranch. Comment
  CAS-BOT-BC236538  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland Comment
  CDA2477  Sorghum bicolor G. D. Barbe, T. C. Fuller 1979-9-2 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland. 0 Comment
  RSA140806  Sorghum bicolor John H. Thomas 1960-8-30 8868 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UCD92786  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between County Roads 25 and 27, southwest of Woodland. Comment
  SEINET238809 Image available Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis University of California campus. Comment
  UCD36780  Sorghum bicolor subsp. drummondii Beecher Crampton 1955-9-6 3146 Yolo City of Davis, University of California abandoned sprinkler plots. Comment
  UCD36832  Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis, University of California campus. Comment
  CAS-BOT-BC236564  Sorghum halepense Beecher Crampton 1989-9-17 10230 Yolo Villanova Drive, Davis Comment
  CHSC79428  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo City of Davis. Comment
  HSC10982  Sorghum halepense J. V. Lenz 1947-5-8 Yolo Esparto 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
  UCD108503  Spartium junceum M. Ramos 1996-5-7 19 Yolo One mile west of Winters on Highway 128. 137 Comment
  UCD21405  Spergularia bocconi J. Shepard 2001-5-6 450 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 100 yards west of Department of Defense fence 12 Comment
  CAS-BOT-BC390254  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  UCD34468  Spergularia macrotheca var. leucantha Beecher Crampton 1985-4-10 9912 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  CAS-BOT-BC390753  Spergularia marina Doris K. Kildale 1928-5-8 5033 Yolo 12 miles north of Dixon Comment
  SEINET12723377 Image available Sphaeralcea ambigua R. H. Miller 1949-1 31 Yolo University of California arboretum, Davis Comment
  UCD93107  Sporobolus cryptandrus Beecher Crampton 1963-6-28 T.O 2777 Yolo UC Davis Campus. Agronomy Experimental Area. Plant Inroduction Nursery. Comment
  SEINET239028 Image available Sporobolus poiretii Beecher Crampton 1978-7-10 9620 Yolo UC Davis campus. Comment
  RSA447286  Stachys Robert Gustafson 1985-6-15 3181 Yolo Jct. of Road 25 & 103, southeast of Woodland. Comment
  UCD35641  Stachys ajugoides Beecher Crampton 1959-6-10 5341 Yolo Just north of Davis, along County Road 31. Comment
  UCD168398  Stachys stricta Ellen Dean; M. Hoshovsky 2017-4-18 9315 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch adjacent to ranch headquarters. Area has burned three times in previous three years. 114 Comment
  SFV1243  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo Sacramento Valley Davis. University of California campus. County road beside Arboretum. 15 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
  SFV8396  Stellaria media R. Crouse 1960-3-8 18 Yolo Sacramento Valley Along Putah Creek, about 3 miles west of Davis. 15 Comment
  UCD38301  Stellaria media Beecher Crampton 1953-3-6 1744 Yolo Davis. Comment
  UCD99443  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo county road beside Aboretum, University of California campus, Davis. Comment
  UCD99447  Stellaria media Collector unknown 1925-3-12 1613 Yolo Davis. Comment
  UCD39779  Stevia Beecher Crampton 1975-11-8 s.n. Yolo Greenhouse grown, UC Davis Campus. Comment
  UCR119128  Stipa cernua Beecher Crampton 1965-4-27 7294 Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  SEINET240470  Stipa lagascae Beecher Crampton 1962-5-7 T.O. 2708 Yolo UC Davis agronomy experimental area, plant introduction nursery row F - 73. Comment
  SEINET242435  Stipa lagascae Beecher Crampton 1962-5-7 T.O. 2708 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SACT002379  Stipa lepida M. Wiesendanger 1927-5-4 Yolo Comment
  SD240815  Stipa pulchra George K. Helmkamp, E. A. Helmkamp 2012-4-7 18786 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'Q) 64 Comment
  UCR119041  Stipa pulchra Beecher Crampton 1961-4-17 5857 Yolo Sacramento Valley, 3 miles northeast of city of Davis. City dump and rifle range. 15 Comment
  UCR212311  Stipa pulchra Ayzik Solomeshch 2004-5-5 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCR235401  Stipa pulchra George K. Helmkamp, E. A. Helmkamp 2012-4-17 18786 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
  UCD116006  Streptanthus glandulosus subsp. glandulosus F. W. Hays 1927-4-2 583 Yolo Putah Canyon. 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
  UCD34256  Suaeda nigra Beecher Crampton 1978-6-27 9613 Yolo 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  CDA23537  Suaeda nigra T. Kono 1964-9-1 Yolo Pole Line Road, 2.5 miles north of Davis. 0 Comment
  UCD148279  Symphyotrichum Robert E. Preston 2013-10-23 2942 Yolo Yolo Bypass, at N end of Greens Lake. 3 Comment
  UCD136694  Symphyotrichum subulatum Daryl Koutnik 1978-10-15 s.n. Yolo city of Davis at the northwest corner of Blackburn Drive and Tulip Lane. 15 Comment
  UC1245157  Symphytum officinale June McCaskill and Katherine Onaga 1961-5-3 618 Yolo in alley behind garage at 648 D Street Davis Comment
  CAS-BOT-BC211528  Tamarix parviflora H. H. Dickson 1950-5-25 31 Yolo Putah Creek, 7 miles west of Davis on road to Winter in new subdivision Comment
  SEINET10928808  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 83 Yolo Road 98, Putah Creek, Davis. Comment
  UCD150990  Taraxacum officinale D. S. Park 2010-5-5 70 Yolo UCD, disturbed. North-east of SLB. 11 Comment
  SEINET9060020 Image available Tetraclinis articulata S. Ickert Bond, R. Bond 1997-3-19 445 Yolo University of California at Davis Arboretum Comment
  SEINET237213 Image available Thinopyrum ponticum B. Crampton 1955-1 2981 Yolo Adjacent to old rice fields Co Rd 102 2 mi NE of Davis Comment
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  UCD56716  Thysanocarpus curvipes Ellen Dean; M. Bibbo 2007-3-23 3409 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  RSA0041673  Thysanocarpus curvipes var. elegans Keith E. Hoffmaster 1939-4-6 908 Yolo Putah Canyon. Comment
  UC596389  Thysanocarpus laciniatus R. F. Hoover 1938-3-12 2844 Yolo Cache Creek canyon near Rumsey; Cache Creek canyon Comment
  UCD20867  Torilis arvensis N. Nicola 2001-8-5 084 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  CDA5464  Torilis nodosa T. C. Fuller 1958-5-2 3962 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  CDA441  Torreya californica W. McGrew 1967-9-6 s.n. Yolo Reid Mine area, NW corner of Yolo Co. 0 Comment
  CAS-BOT-BC173007  Toxicodendron diversilobum Charles B. Heiser, Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis Comment
  UCD116975  Toxicodendron diversilobum H. H. Dickinson 1950-4-7 24 Yolo Putah Canyon. Comment
  UCD116987  Toxicodendron diversilobum Chas. B. Heiser Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis. Comment
  UCD116992  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon. Comment
  UCD37534  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
  UCD141700  Triadica sebifera Ellen Dean; M. Taylor 2013-6-21 7812 Yolo North side of Putah Creek east if the City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2E of Putah Creek vegetation survey. 6 Comment
  UCD107404  Tribulus terrestris C. H. Lamoureux 1957-4-29 1229 Yolo East side of highway; U.S. Highway 40 Alternate (99W), 200 yards north of its junction with Davis-Winters road. Comment
  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
  RSA699713  Trifolium Keith E. Hoffmaster 1939-4-6 913 Yolo Putah Canyon. Comment
  RSA699715  Trifolium Keith E. Hoffmaster 1940-4-28 968 Yolo Davis, 2 mi. north. Comment
  RSA0054808  Trifolium Keith E. Hoffmaster 1941-3-26 1031 Yolo Putah can. Comment
  RSA699711  Trifolium Keith E. Hoffmaster 1940-4-28 970 Yolo Davis, 1 mi. north. Comment
  UCD107580  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UCD33047  Trifolium albopurpureum Beecher Crampton 1966-4-11 7641 Yolo 2 miles north of Rumsey, foothill flat above Cache Creek. Comment
  UCR118890  Trifolium albopurpureum var. olivaceum Beecher Crampton 1953-4-9 1062 Yolo Sacramento Valley, 3 miles west of Winters 46 Comment
  UCR119139  Trifolium albopurpureum var. olivaceum Beecher Crampton 1967-4-12 7828 Yolo Sacramento Valley, 2 miles west of Winters. 46 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
  UCR119078  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo Sacramento Valley, 2 miles west of Winters. 30 Comment
  UCD107856  Trifolium bifidum Beecher Crampton 1965-4-6 7252 Yolo 2 miles west of Winters. Comment
  UCD33043  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo 2 miles west of Winters. Comment
  UCD39052  Trifolium bifidum Beecher Crampton 1962-5-1 6354 Yolo Saxon Station, Sacramento Northern R.R., 7 miles SE of Davis (in direct line). Comment
  SBBG29018  Trifolium bifidum var. bifidum B. Crampton 1966-4-6 7636 Yolo 2 mi W of Winters Comment
  UCD40984  Trifolium bifidum var. bifidum Carol W. Witham 2003-4-9 914 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD48026  Trifolium bifidum var. bifidum Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 18 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
  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
  SBBG115439  Trifolium bifidum var. bifidum B. Crampton 1966-4-6 7636 Yolo 2 mi W of Winters Comment
  UC638708  Trifolium bifidum var. decipiens Ethel Crum 1938-5-7 1991 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD97107  Trifolium campestre Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7007 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  UCD33596  Trifolium campestre Beecher Crampton 1970-6-22 8621 Yolo UC Davis Campus, Dairy Barn lawn. Comment
  UCD38435  Trifolium ciliolatum Beecher Crampton 1955-4-14 2490 Yolo 2 miles northwest of Dunnigan. 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
  UCD108256  Trifolium ciliolatum Beecher Crampton 1953-4-9 1064 Yolo 5 miles west of Winters. Comment
  UCD108266  Trifolium ciliolatum J. W. Gilmore 1928-6-1 s.n. Yolo Davis. Comment
  UCD41303  Trifolium depauperatum Ellen Dean; Jean Shepard 2003-5-18 1806 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD38308  Trifolium depauperatum var. depauperatum Beecher Crampton 1954-4-8 1757 Yolo 2 miles NE of Davis. Comment
  CDA36924  Trifolium depauperatum var. truncatum CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SBBG115697  Trifolium depauperatum var. truncatum B. Crampton 1996-4-22 10335 Yolo 3.5 mi SE of Woodland, along Mavis-Henson (Field) rd, just E of its jct with county Rd 102 and just S of Rd 25 Comment
  UCD81019  Trifolium depauperatum var. truncatum Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5360 Yolo Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCR225256B  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  HSC15200  Trifolium depauperatum var. truncatum M. Dole 1963-4-9 24 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  RSA190723  Trifolium fragiferum R. E. Skaggs 1967-7-30 s.n. Yolo 1113 Alice Street, Davis. Comment
  UCD108894  Trifolium fragiferum Beecher Crampton 1974-6-24 s.n. Yolo UC Davis. Hunt Hall. Comment
  UC1221000  Trifolium fucatum Beecher Crampton 1962-5-1 6364 Yolo 1/4 mi s Saxon Station (County Rds 106 and 38 junction) Comment
  UC631612  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo Medicago Flats at University Farm Davis Comment
  UCD21384  Trifolium fucatum J. Shepard 2001-3-26 426 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Growing in the southeast corner of the park; 10 yards west of Department of Defense fence and 20 yards north of Road 36. 12 Comment
  UCD38307  Trifolium fucatum Beecher Crampton 1954-4-8 1755 Yolo 2 miles NE of Davis. Comment
  UCD72416  Trifolium fucatum Ellen Dean; Kate Mawdsley 2008-4-16 4821 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD84335  Trifolium fucatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD108998  Trifolium fucatum C. P. Dutt 1928-4-15 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD109032  Trifolium fucatum Fleur Ng'weno 1989-5-1 DQ 24 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD35916  Trifolium fucatum Beecher Crampton 1953-4-19 1112 Yolo 1.5 miles north of Davis. Comment
  UCD35272  Trifolium gracilentum Beecher Crampton 1955-4-14 2476 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  RSA699926  Trifolium gracilentum Keith E. Hoffmaster 1946-4-19 1202 Yolo 3-4 miles N of Davis. Comment
  SEINET7413844  Trifolium gracilentum B. Crampton 1955-4-14 2484 Yolo 2 miles south of Zamora Comment
  SEINET7413849  Trifolium gracilentum B. Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract Comment
  UCD73267  Trifolium hirtum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4841 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD111233  Trifolium incarnatum W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  CHSC79308  Trifolium microcephalum Beecher Crampton 1966-4-20 7660 Yolo 2 miles west of Winters. Comment
  UC638707  Trifolium microcephalum Ethel Crum 1938-5-7 1992 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Ranges 152 Comment
  UCD161146  Trifolium microcephalum Craig Thomsen 2006-6-8 2666 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
  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
  UCD36186  Trifolium olivaceum Beecher Crampton 1953-4-9 1062 Yolo 3 miles west of city of Winters. Comment
  UCD33154  Trifolium olivaceum Beecher Crampton 1967-4-12 7828 Yolo 2 miles W of Winters. Comment
  UCD39964  Trifolium pilulare Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 289998. Comment
  UCD81203  Trifolium resupinatum Sue Nichol 2009-4-30 s. n. Yolo From Interstate 80 East, take the Mace Boulevard exit in Davis. Turn left at off-ramp onto Chiles Road. Go straight through the next light at the Mace Boulevard and Chiles Road intersection. Travel approximately 3.5 miles east on Chiles Road to the Yolo Bypass Wildlife Area. Drive up onto the levee at the end of Chiles Road (do not go under the freeway). Turn left at the top of the levee and enter the Yolo Wildlife Area. Go east of the parking lot about 1/3 mile. Comment
  SEINET12170818  Trifolium stenophyllum Unknown 1953-3-31 1053 Yolo above Putah Creek, about 4 mi W of Davis Comment
  UCD59324  Trifolium striatum Ellen Dean; Kate Mawdsley 2007-5-11 3748 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
  UCD109377  Trifolium subterraneum Collector unknown Date unknown s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD146739  Trifolium variegatum Carol W. Witham 2003-4-11 938 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA37065  Trifolium variegatum var. major 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
  UC630790  Trifolium variegatum var. melananthum P. B. Kennedy 1915-4-26 Yolo Davis Comment
  CHSC79318  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo 1 mile S.W. of Saxon Station. Comment
  UC630910  Trifolium willdenovii P. B. Kennedy 1915-4-26 Yolo Davis 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
  UCD21392  Trifolium willdenovii J. Shepard 2001-4-27 436 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards and north of a large vernal pool on the east border of park and Department of Defense land. 12 Comment
  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
  UCD58032  Trifolium willdenovii Ellen Dean; K. Mawdsley 2007-4-6 3571 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD62727  Trifolium willdenovii Alan Yip; Plant Biology 102 students 2008-4-6 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 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
  SEINET9341395  Trifolium willdenovii Unknown 1966-4-28 7682 Yolo 1 mi SW of Saxon Station. Vernal meadow, adobe soil. Comment
  UCD146952  Triglochin scilloides Carol W. Witham 2003-4-26 963 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41129  Triphysaria eriantha N. Nicola 2002-3-18 137 Yolo Eastern foothills if inner north coast range, Capay Valley. Rd 63 off Hwy 16, Murphy property. Comment
  UCD123394  Triphysaria eriantha J. M. Tucker 1961-3-13 3585 Yolo ca. 1 1/2 miles north of Davis, on east side of railroad track. Comment
  UCD139321  Triteleia hyacinthina Fleur Ng'weno 1989-5-7 DQ 42 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD67390  Triteleia ixioides Cindy Marie Clem 1992-4-25 19 Yolo Davis, F Street and Grande Street. 12 Comment
  HSC82060  Triteleia laxa Thomas W. Nelson, Jane P. Nelson 1980-4-27 5102 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD139396  Triteleia laxa R. B. Griffith 1949-3-20 7 Yolo Putah Canyon. Comment
  UCD139411  Triteleia laxa M. Wiesendanger 1927-4-29 622 Yolo Esparto. Comment
  UCD67994  Triteleia laxa S. M. Smukler 1995-5-19 23 Yolo Quail Ridge Preserve, 1/4 mile from the University Cabin. 100 Comment
  RSA639490  Triteleia laxa E. D. Appenzeller 1995-5-28 16 Yolo West of city of Winters. Off Highway 128 near Stebbins Cold Canyon Comment
  SEINET233354  Triteleia laxa Becky Wilson 1973-4-10 10 Yolo 7 miles west on Winters in Thompson Canyon; 183 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
  UCD93328  Triticum Beecher Crampton 1961-5-17 5870 Yolo 3 miles S of Woodland. Comment
  UCD93329  Triticum Beecher Crampton 1961-5-17 5871 Yolo 3 miles S of Woodland. Comment
  UCD93313  Triticum aestivum Beecher Crampton 1961-6-1 5894 Yolo 3 miles S of Woodland. Comment
  SEINET4080408  Tuctoria mucronata L. M. Boykin, P. M. Hall 2003-1 Yolo Comment
  SBBG34481  Typha domingensis M. L. Long 1969-8-7 Yolo near county rd near irrigation ditch, 3 mi NW of Zamora Comment
  SBBG34485  Typha domingensis M. L. Long 1969-8-7 Yolo near county rd near irrigation ditch, 3 mi NW of Zamora Comment
  RSA97976  Typha domingensis G. H. Vansell 1954-6-30 s.n. Yolo From a slough running around a 160 acre plot; Conway Ranch, ca. 7 miles northeast of Davis. Comment
  UCD94865  Typha latifolia C. Heiser 1947-5-14 1914 Yolo Putah Creek, campus, Davis. Comment
  UCD137950  Umbellularia californica Beecher Crampton 1953-2-14 982 Yolo Along Putah Creek about 5 miles west of Winters. Comment
  SEINET240475 Image available Urochloa ramosa Beecher Crampton 1967-8-22 T.O. 4150 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  UCD56725  Uropappus lindleyi Ellen Dean; M. Bibbo 2007-3-23 3417 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UC447234  Verbascum blattaria Francis Ramaley 1917-5-29 11314 Yolo 8 mi w Winters Comment
  UCD165935  Verbena bonariensis Craig Thomsen 2016-4-28 s.n. Yolo Just west of Winters car bridge on north side of Putah Creek. Comment </