Search Results — 2000 specimen records retrieved (1447 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET13352687 Image available Abutilon megapotamicum June McCaskill 1954-4-13 228 Yolo Yard at 426 D Street, Davis Comment
  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
  UCD116174  Abutilon theophrasti Daryl Koutnik; John Sowell 1978-10-27 578 Yolo One mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  SEINET947386  Acacia neriifolia Marian Mors 1959-1 s.n. Yolo University of California campus, Davis Comment
  CAS-BOT-BC234973  Acer William C. Overton, Jr. 1982-5-3 s.n. Yolo City of Davis, UC Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree off SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  UCD50408  Acer Jean Shepard 2004-7-23 s.n. Yolo CA: Yolo Co.: UCD Campus Courtyard behind Buehler Alumni Center. Comment
  HSC62843  Acer macrophyllum J. M. DiTomaso 1979-5-12 992 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  POM136910  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  SEINET3195255 Image available Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Highway 16, 1.7 miles northwest of Rumsey Comment
  UC138150  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  CDA35553  Acer macrophyllum W. M. Lowray 1965-3-28 Yolo Cache Creek. 0 Comment
  UC917125  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California campus, Davis Comment
  UCD117090  Acer negundo Cay Collete 1975-4-12 5 Yolo Knight's Landing, approximately 20 feet from Sacramento River. 15 Comment
  UCD117135  Acer negundo M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  JEPS84692  Acer negundo var. californicum John W. Willoughby 1976-3-21 1230 Yolo along State Highway 128 between Monticello Dam and junction <of the highway> with County Road 86 (Pleasants Valley Road) (side of road next to Putah Creek (Solano Lake), n end of range Vaca Mountains); n end Vaca Mountains, Putah Creek (Solano Lake) 73 Comment
  UCD18421  Acer truncatum Duane Gooden 2000-5-30 s.n. Yolo city of Davis, UC Davis campus, NE of Storer Hall. Comment
  JEPS77769  Achillea millefolium Douglas W. James Jr. 1973-4-10 16 Yolo off Road 128 just below the bridge below Lake Berryessa (Thompson Canyon); below Lake Berryessa, Thompson Canyon 182 Comment
  UCD160086  Achillea millefolium Jessica Sanchez 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 117 Comment
  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
  SEINET5712610  Achillea millefolium var. californica Russel Hopper 1975-1 22 Yolo 3.5 miles west of Winters on State Hwy 128.; Winters 56 Comment
  UCD34781  Achnatherum brachychaetum Beecher Crampton 1989-8-17 10226 Yolo Yolo County, UC Davis agricultural services area. Comment
  CDA30585  Achyrachaena mollis M. Beyers 2010-5-12 437 Yolo On strip of median that separates north and southbound I-505. 43 Comment
  UCD128413  Achyrachaena mollis P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCD21246  Achyrachaena mollis J. Shepard 2000-4-13 130 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side, ca 50 feet farther south of depressed rectangular area. 12 Comment
  UCD58021  Achyrachaena mollis Ellen Dean; K. Mawdsley 2007-4-6 3560 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD128398  Achyrachaena mollis G. F. Hrusa; S. Larson 1995-4-10 12052 Yolo Field between Interstate 505 and onramp at Highway 16 (Woodland Main Street Extension). 100 Comment
  UCD128400  Achyrachaena mollis G. F. Hrusa; S. Larson 1995-4-10 12052 Yolo Field between Interstate 505 and onramp at Highway 16 (Woodland Main Street Extension). 100 Comment
  UCD104139  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD20871  Acmispon glaber N. Nicola 2001-5-8 088 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD104484  Acmispon wrangelianus R. A. Blanchard 1932-4-22 2277 Yolo Yolo Causeway, Davis to Sacramento. Comment
  UCD144795  Acmispon wrangelianus Carol W. Witham 2003-4-9 916 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD39174  Acmispon wrangelianus Beecher Crampton 1953-5-5 1211 Yolo 1.5 miles northest Davis. Comment
  UCD104537  Acmispon wrangelianus J. D. Skoss 1948-6-5 11 Yolo 2 miles northeast of Davis, along Southern Pacific Railroad tracks. Comment
  UCD35569  Acmispon wrangelianus Beecher Crampton 1958-4-21 4706 Yolo 1.6 miles northwest of Rumsey. Comment
  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
  UCD128502  Acroptilon repens Charles B. Heiser 1947-6-10 1934 Yolo near midget auto tracks, West Sacramento. 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
  HSC18436  Adenostoma fasciculatum W. R. Rogers 1965-7-3 284 Yolo Co. Rd. 40, Fiske Creek Ridge Comment
  UC466768  Adenostoma fasciculatum W. P. Taylor 1912-6-27 Yolo Rumsey 152 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
  CDA8338  Aegilops triuncialis Robin Breckenridge 2008-5-12 PDR# 1313561 Yolo Capay, 23585 Hwy 16. 0 Comment
  UCD51569  Aegilops triuncialis Beecher Crampton 1972-5-28 8809 Yolo Road 95 west of Airstrip. Comment
  CDA37725  Aegilops triuncialis R. Breckenridge/K. Filippini 2009-5-15 s.n. Yolo Near Guinda, Tompkins Ranch. 0 Comment
  SEINET240107  Aegilops triuncialis Beecher Crampton TO 2618 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery Comment
  HSC13493  Aesculus californica W. R. Rogers 1965-6-25 302 Yolo Co. Rd. 40 Fiske Creek Ridge Comment
  SEINET1908055  Aesculus californica Gary Bolton 1975-1 32 Yolo Interior coast range, 2.3 miles east of Napa County line on State Highway 128 Comment
  UCD14643  Aesculus californica Deanna Lynn Pfleger 1989-6-7 8 Yolo Stebbins Cold Canyon Reserve. 100 yards from road to Stebbins Reserve; 97 Comment
  UCD15547  Aesculus californica Lara Hawthorne 1989-6-3 17 Yolo Hwy 128 near Stebbins Reserve. 97 Comment
  UCD59372  Aesculus californica Ellen Dean; Kate Mawdsley 2007-6-8 3847 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. 627 Comment
  UCD136657  Aesculus californica Carole Eastman 1976-4-1 s.n. Yolo at Arboretum on left side of Putah Creek to left area of bridge. Comment
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  SEINET241286 Image available Agropyron fragile Beecher Crampton 1960-6-24 T.O. 2516 Yolo UC Davis Agronomy experimental area, plant introduction nursery, planted as seed obtained from SCS Plant Materials Cen. Comment
  SEINET3915957  Agropyron orientale Beecher Crampton 1965-4-30 3259 Yolo Uc Davis agronomy experimental area, plant introduction nursery, row I-21.; 0 Comment
  SACT000054  Agropyron repens 1925-5-25 Yolo Comment
  SEINET3915956  Agropyron smithii Beecher Crampton 1963-7-22 2345 Yolo Uc Davis agronomy experimental area, plant introduction nursery, row E-122.; 0 Comment
  SEINET241292  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2462 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row D - 202 Comment
  SEINET9356837  Agrostis castellana Unknown 1961-6-9 T.O. s. n. Yolo Yolo Comment
  UCD52091  Agrostis exarata Beecher Crampton 1974-6-28 9057 Yolo 6 miles west Winters, along Putah Creek. Comment
  UCD52279  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis. Field - campus - Berkeley. Comment
  UCD36386  Agrostis stolonifera Beecher Crampton 1953-6-14 1452 Yolo Yolo County, city of Davis. Comment
  UCD53451  Agrostis stolonifera Beecher Crampton 1958-5-28 4836 Yolo north Davis. Comment
  UCD53501  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo Davis High School lawn, Davis. Comment
  UCD53531  Agrostis stolonifera Leonard 1919-6-13 x 3066 Yolo Davis. Comment
  UCR197986  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo city of Davis, Davis High School 15 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
  UCD73107  Aira caryophyllea Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4898 a Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 88 Comment
  RSA697341  Aira danthonioides Lois Weston 1942-4-20 s.n. Yolo Davis. Comment
  SEINET5732709 Image available Ajuga reptans Terri Simon 1975-1 35 Yolo Cultivated in shaded garden at 320 K Street, Davis.; Davis Comment
  UCD166125  Alisma lanceolatum Luis Espino 2016-10-11 s.n. Yolo southeast of the city of Davis. Just southeast of intersection of county roads 106 and 35. 5 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
  SEINET8470108 Image available Alisma triviale Charles B. Heiser Jr. 1947-7-22 1965 Yolo North of Davis Comment
  NY663906  Allium neapolitanum B. Crampton 1977-4-1 9460 Yolo Comment
  UC630440  Allium serra Annetta Carter 1938-5-7 1361 Yolo 3.6 mi n Rumsey; Inner North Coast Range, Cache Creek canyon 152 Comment
  UC657692  Allium serra M. Wiesendanger 1927-4-29 618 Yolo esparto Comment
  CAS-BOT-BC475458  Allium serra Annetta Carter 1938-5-7 1361 Yolo Cache Creek canyon, 3.6 miles north of Rumsey, Inner North Coast range 152 Comment
  UCD141816  Allium serra L. K. Mann 1957-4-7 s.n. Yolo 3 miles north of Rumsey, California on road 16 toward Clear Lake. Comment
  UCD110002  Alnus rhombifolia Beecher Crampton 1975-6-24 9226 Yolo 6.5 miles west of Winters, Putah Creek Canyon. Comment
  UCD20402  Alnus rhombifolia Warren G. Roberts and Eda Lim 1977-1-18 s. n. Yolo Yolo County, UC Davis Arboretum. Comment
  CAS-BOT-BC137945  Alopecurus saccatus L. R. Abrams 1928-5-8 12606 Yolo Between Woodland and Davis. Comment
  UCD147279  Alopecurus saccatus Carol W. Witham 2003-4-11 925 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21429  Alopecurus saccatus J. Shepard 2002-4-18 525 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to north - south access road. South to dip in road at vernal pool area. 12 Comment
  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
  UCD55977  Alopecurus saccatus Fleur Ng'weno 1989-5-5 DQ 31 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 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
  UCR152265  Amaranthus Arthur M. Shapiro 2003-1-5 s.n. Yolo West Sacramento Comment
  SEINET242179  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo City of Davis, University of California Sprinkler Plots Comment
  UCD97170  Amaranthus albus P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  UCD97174  Amaranthus albus R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCD20608  Amaranthus blitoides E. Dean; with M. Bibbo 2002-7-5 1155 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD97200  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo Near Botany Building, University of California campus, Davis. Comment
  UCD36087  Amaranthus blitoides Beecher Crampton 1952-10-11 854 Yolo Yolo County, city of Davis, waste lot. Comment
  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
  UC735739  Amaranthus deflexus Chas. Heiser 1947-7-2 1945 Yolo Davis Comment
  UCD97411  Amaranthus hypochondriacus Clinton V. Kellner 1978-8-10 s.n. Yolo Garden area south of Orchard Park housing complex, University of California campus, Davis. Comment
  RSA97928  Amaranthus palmeri Beecher Crampton 1953-10-15 1689 Yolo U.C. Davis campus Comment
  UCD97530  Amaranthus powellii C. J. W. 1913-9-1 313 Yolo Davis. Comment
  UC735712  Amaranthus retroflexus Charles B. Heiser Jr. 1947-5-30 1919 Yolo Davis 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
  UCD149340  Ambrosia psilostachya Carl Schoner 1955-9-1 s.n. Yolo City of Woodland. 25 Comment
  UCD41074  Ambrosia psilostachya Carol W. Witham 2003-8-8 1005 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-BC64720  Ambrosia psilostachya Roxana Stinchfield 1916-6-25 339 Yolo Buckeye Creek, College City -- Dunnigan Road Comment
  CDA19940  Ambrosia psilostachya R. Breckenridge 2002-7-3 PDR 1204564 Yolo Northern California; Co Rd 79 in Brooks. 0 Comment
  UCD125570  Amelichloa caudata John Anderson 2012-6-1 s.n. Yolo north of town of Winters on west side of Sacramento Valley. 21740 County Rd. 88 at the intersection of County Road 27. Hedgerow Farms near main office. 54 Comment
  UCD81538  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  UCD102885  Ammannia robusta P. B. Kennedy 1916-7-21 s.n. Yolo Yolo County. Comment
  UCD126105  Ammi visnaga Beecher Crampton 1961-10-25 6042 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD35421  Ammi visnaga Beecher Crampton 1956-7-13 3713 Yolo Yolo bypass. Comment
  UCR148809  Ammi visnaga G. Fred Hrusa 1999-7-14 15116 Yolo Sacramento Valley, Tule canal, c. 0.5 mi N of I-5 and c. 0.25 mi N of Main St. extension Comment
  RSA470802  Ammi visnaga Robert Gustafson 1985-6-15 3179 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  UCD127167  Ammi visnaga June McCaskill; Katherine Onaga 1963-8-14 668 Yolo Davis. South side of 2nd Street, 1 miles E of its junction with L Street. Comment
  SEINET10408279 Image available Amorpha californica June McCaskill, Roman Gankin 1962-5-2 650 Yolo ca. 20 yards above road; State Highway 16, 2.7 miles south of junction with State Highway 20 Comment
  CAS-BOT-BC213989  Amsinckia Peter H. Raven 1955-4-16 8274 Yolo Fields about Davis Comment
  SD240914  Amsinckia intermedia George K Helmkamp, E. A. Helmkamp 2012-4-17 18775 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.45'Q) 64 Comment
  UC1191035  Amsinckia intermedia Peter M. Ray 1950-4-15 1708 Yolo 6 mi n Rumsey (on Cal Hwy 16, n side of canyon of Cache Creek, 1/4 mi inside Yolo-Colusa county line); Cache Creek Comment
  UCD119686  Amsinckia intermedia June McCaskill; Katherine Onaga 1963-5-2 664 Yolo Southwest of Gilmore Hall, University of California campus, Davis. Comment
  UCD21219  Amsinckia lycopsoides J. Shepard 2000-3-24 87 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along the north side of the entrance road, in main parking lot and roadside. 12 Comment
  UCD160201  Amsinckia menziesii Taylor Blevins 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, adjacent to ranch house headquarters. 99 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
  UCD18463  Anagallis monelli Garrett Gibson 1988-6-8 16 Yolo city of Davis, drainage ditch behind Dos Pinos Housing Cooperative. Comment
  UCR151942  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo Putah Creek Canyon, Vaca Mtns: 8.5 mi west of Winters, on State Hwy 128 Comment
  SEINET3918324  Andropogon virginicus var. hirsutior Alan A. Beetle 1946-7-13 4691 Yolo 1 miles below canon ball pt.; 0 Comment
  UCD161030  Angelica californica Craig Thomsen 2006-5-31 s.n. Yolo Along Ridgeline Trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. 457 Comment
  UCD129060  Anthemis cotula A. S. Crafts 1926-7-8 428 Yolo University Farm Campus, Davis. Comment
  UCD81050  Anthemis cotula Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5586 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCR206349  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2009-5-20 14724 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  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
  CAS-BOT-BC137752  Anthoxanthum odoratum Clarence R. Quick 1969-5-15 69 -01 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg. Comment
  CDA30588  Anthriscus caucalis M. Beyers 2010-5-12 448 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD123493  Antirrhinum vexillocalyculatum subsp. vexillocalyculatum Glen Holstein 1977-5-15 s.n. Yolo near mouth of Bray Canyon, 0.5 mile east of bridge over Putah Creek in vicinity of Monticello Dam, near State Highway 128. Comment
  UCD47827  Apiastrum angustifolium J. Pierner; S. Burgess, A. Hufton, A. Ryan, and B. Takahashi 2000-4-29 13 Yolo Yolo Co/Napa Co line; McLaughling Reserve, 1 mile (as the crow flies) N of old town Knoxville. 640 Comment
  UCD121520  Apocynum cannabinum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Holland Land Co. Comment
  UCD39745  Arachis hypogaea Beecher Crampton 1972-1-1 s.n. Yolo seed lab Cal Crop Improvement. Comment
  UCD39746  Arachis hypogaea Beecher Crampton 1954-8-2 s.n. Yolo P.F. Knowles Oil Exper. Plot, UC Agronomy, Davis. Comment
  UCD39937  Arachis hypogaea Beecher Crampton 1954-9-21 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, P.F. Knowles experimental plots. Comment
  UCD51474  Arctostaphylos hookeri Susan Sturgeon 1974-3-11 Yolo Near corner of A. Street. Comment
  UCD51920  Arctostaphylos manzanita F. W. Hays 1927-1-30 582 Yolo Putah Canyon. Comment
  UCD52066  Arctostaphylos manzanita Beecher Crampton 1970-2-10 8532 Yolo 2 miles W of Winters. Comment
  UCD52068  Arctostaphylos manzanita T. Tomich 1949-3-14 1 Yolo One mile west of Cannon Ball, Putah Canyon. Comment
  UCD51069  Arctostaphylos stanfordiana subsp. bakeri Susan Sturgeon 1974-2-13 s.n. Yolo Manzanita area, south bank near 3 large Pinus and 1 valley oak in direct line with large cottonwood across the creek. Comment
  NY345968  Aristida purpurea var. californica J. G. Lemmon 05 1891 s.n. Yolo Caspan Valley Comment
  RSA261547  Aristolochia californica G. L. Webster 1967-3-23 7500 Yolo Along Putah Creek c. 1 mi E of bridge below Monticello Dam 61 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
  UCD137810  Aristolochia californica H. A. Borthwick 1931-4-2 2175 Yolo Putah Canyon. Comment
  UCD58066  Aristolochia californica Ellen Dean; K. Mawdsley 2007-4-6 3606 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  CDA15450  Artemisia biennis A. M. Shapiro 1992-9-28 s.n. Yolo Central Valley; West Sacramento, near E levee of Yolo Bypass, N of W. Capitol Ave. 0 Comment
  UCD39879  Artemisia caucasica Beecher Crampton 1975-5-12 s.n. Yolo UC Davis Campus, Plant Inrtoduction Nursery. Comment
  UC449650  Artemisia douglasiana Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  UCD129291  Artemisia douglasiana Daryl Koutnik; John Sowell 1978-10-27 571 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 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
  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
  UCD141695  Asclepias fascicularis Ellen Dean; M. Taylor 2013-6-21 7807 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
  UCD81554  Asclepias fascicularis W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET9360086  Asclepias fascicularis Unknown 1976-5-18 11 Yolo E Davis, N side of railroad tracks at jct of Mace Blvd and Road 115. Comment
  UCD121329  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo Along S.P. railroad tracks, near Davis. Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UCD35644  Asclepias fascicularis Beecher Crampton 1959-6-10 5345 Yolo North of Davis, along County Road 31. Comment
  CAS-BOT-BC478850  Asparagus officinalis Clarence R. Quick 1968-8-25 68 -04 Yolo Merritt Island, near Junction of county roads #140 and 142, 3.5 miles south of Clarksburg Comment
  UCD138673  Asparagus officinalis subsp. officinalis Clarence R. Quick 1968-8-25 68 .04 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  CDA13742  Aster chilensis G. F. Hrusa, T. D. Wilfred 1996-9-26 13578 Yolo Central Valley; Tule Canal approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD20594  Astragalus clevelandii E. Dean; with M. Bibbo 2002-7-5 1137 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  JEPS54607  Astragalus douglasii W. L. Jepson 1920-5-23 8960 Yolo Buckeye Creek bed , vicinity Hershey (vicinity Hershey) Comment
  UC764624  Astragalus gambelianus R. F. Hoover 1938-4-23 3192 Yolo grade on Rumsey-Arbuckle Road Comment
  UCD84343  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR212299  Astragalus tener var. ferrisiae Ellen Dean, Carol W. Witham, Robert E. Preston, Jennifer Buck 2007-4-20 3705 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersction of county roads 106 and 38 (south through gate on extension of C.R. 106, west to farm structures). 1 Comment
  UC1059027  Astragalus tener var. tener Beecher Crampton 1956-4-26 3315 Yolo alkaline flat along County Road 103, 7 mi ne Davis; ne <of> Davis Comment
  UCD105357  Astragalus tener var. tener Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD105444  Astragalus tener var. tener J. M. Tucker 1951-3-25 2054 Yolo Beside the road (and in an adjacent field) paralleling the railroad to Woodland, 1.1 miles north of Davis. Comment
  UCD33930  Astragalus tener var. tener Beecher Crampton 1975-4-18 9159 Yolo Yolo County, 3 miles S.E. of Woodland. Comment
  UCD38297  Astragalus tener var. tener Beecher Crampton 1954-4-8 1758 Yolo 2 miles NE of Davis. Comment
  UCD38348  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo About 4.5 to 5 miles southeast of Woodland. Junction County roads 103 and 25. Comment
  UCD40987  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72412  Astragalus tener var. tener Ellen Dean; Kate Mawdsley 2008-4-16 4817 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  CAS-BOT-BC17437  Athysanus pusillus Alice Eastwood 1927-3-28 14208 Yolo Winters. Comment
  UCD38949  Atriplex Beecher Crampton 1961-9-19 5980 Yolo 1/2 mile north city limits of Davis, Anderson Road. Comment
  UCD38284  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis along Southern Pacific Railroad property. Comment
  JEPS90592  Atriplex depressa Dean W. Taylor 1993-8-30 14059 Yolo ca. 100 m se <junction of> Road 102 <and> Rd. 25 (ca. 6 mi n of Davis); Sacramento Valley Comment
  RSA612722  Atriplex depressa H. C. Stutz 1995-8-7 9795 Yolo SE corner of Road 25 and 103 Comment
  UCD34288  Atriplex depressa Beecher Crampton 1978-9-13 9662 Yolo Yolo County, ca. 3 miles east of Woodland along Hwy.16, 1 mile east of its junction with county road 102. Comment
  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
  RSA97530  Atriplex depressa Beecher Crampton 1952-10-24 873 Yolo 1.5 miles north of Davis. Comment
  CHSC106021  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25. Throughout alkali grassland. In uplands near wet areas growing with Distichlis. UTM: 10S, 611779, 4278233. 4 Comment
  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
  SEINET3140435  Atriplex joaquinana H. Stutz 1995-8-7 sn Yolo SE corner of R 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
  UCD21413  Atriplex joaquinana J. Shepard 2001-6-16 466 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south 400 yards and about 10 yards west of Department of Defense fence, between 2 large vernal pools. 12 Comment
  UCD62894  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
  UCD80925  Atriplex joaquinana Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5328 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD81054  Atriplex joaquinana Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5590 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD97492  Atriplex joaquinana M. Wiesendanger 1927-4-29 601 Yolo Davis. Comment
  UCR100890  Atriplex joaquinana H. C. Stutz 1991-4-12 95461 Yolo Sacramento Valley, 'Jct of Rd. 25 and Rd. 103, SE of Woodland', [c. 1 mile south of Woodland, toward Davis] 30 Comment
  UCR212355  Atriplex joaquinana Erica Smith 2007-6-28 06 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR212358  Atriplex joaquinana Erica Smith 2008-4-18 12 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  SEINET4135104  Atriplex joaquinana Howard C. Stutz 1991-4-12 95461 Yolo Junction of Road 25 and Road 103, southeast of Woodland.; 0 Comment
  UCR262438  Atriplex micrantha George K. Helmkamp, E. A. Helmkamp 2011-12-7 18500 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  SEINET9345117  Atriplex parishii Unknown 1952-10-24 873 Yolo Alkali flats 1.5 mi N of Davis. Comment
  SEINET4135669  Atriplex parishii var. depressa Howard C. Stutz 1995-8-7 9799 Yolo Woodland, SE corner of Road 25 and 103.; 0 Comment
  UCD38278  Atriplex prostrata B. Crampton 1952-10-28 895 Yolo 1 mile east of Winters. Comment
  UCD82141  Atriplex rosea Jean Shepard 2009-8-8 826 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, growing in a 4-foot mound of topsoil used as an archery backstop. 12 Comment
  UCD97698  Atriplex semibaccata K. Esau 1941-6-28 s.n. Yolo Agronomy Plots in Davis. Comment
  UCD97710  Atriplex semibaccata P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. Comment
  HSC9005  Avena barbata J. V. Lenz 1947-5-8 Yolo Rumsey Comment
  RSA697342  Avena barbata Keith E. Hoffmaster 1941-3-26 s.n. Yolo Putah can. Comment
  UCD35377  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo Yolo County, 3 miles northwest of Davis. Comment
  UCD37835  Avena barbata Beecher Crampton 1962-4-18 6225 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD56146  Avena barbata Beecher Crampton 1962-4-18 6225 Yolo Davis. Southern Pacific Railroad Station. Comment
  RSA699765  Avena fatua Keith E. Hoffmaster 1946-4-15 s.n. Yolo Davis. Comment
  SBBG117243  Avena fatua B. Crampton 1955-12-13 3212 Yolo ca. 0.25 mi S of Davis city limits, along Hwy 40 at jct with Davis Rd Comment
  UCD15535  Avena fatua Lara Hawthorne 1989-6-3 11 Yolo 6 miles east of Winters. 15 Comment
  UCD56308  Avena fatua E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD56375  Avena fatua A. A. Beetle 1945-3-8 4199 Yolo Putah Creek Canyon. West of Winters. Comment
  UCD56378  Avena fatua Beecher Crampton 1956-3-1 3219 Yolo Southern city limits of Davis. Comment
  UCD56384  Avena fatua Beecher Crampton 1969-5-21 8447 Yolo East of Davis. El Macero. Mace and Chiles Road. Comment
  UCD56457  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Mace Blvd. Off ramp I. S. Hwy. 80 east. Comment
  UCD59346  Avena fatua Ellen Dean; Kate Mawdsley 2007-5-11 3770 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. 539 Comment
  SACT000413  Avena fatua M. Wiesendanger 1927-4-29 Yolo grain field 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
  UCD56467  Avena sativa C. B. Shah 1960-5-15 23 Yolo Davis. University of California campus. 15 Comment
  SEINET11695728  Avena sterilis Unknown 1965-5-12 T.O. 3722 Yolo UC Davis agronomy experimental area, plant introduction nursery, block L Comment
  CHSC24883  Azolla filiculoides T. L. Reynolds 1976-4-17 51 Yolo In Putah Creek ca. 50 yds s of Road 128 and ca. 10 yds nw of Low Water Bridge, 4.5 mi sw of Winters. 60 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
  UCD129420  Baccharis glutinosa J. M. Tucker 1951-10-31 2307 Yolo about 1 mile east of Sorroco Station, southeastern Yolo County. Comment
  UCD20818  Baccharis salicifolia subsp. salicifolia N. Nicola 2001-3-28 034 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD129483  Baccharis salicifolia subsp. salicifolia Kay Ryugo 1952-4-12 1022 Yolo Putah Creek, 5 miles west of Winters. Comment
  UCD56452  Bellis perennis J. Shepard 2007-3-4 806 Yolo City of Davis, Slide Hill Park, south side of Temple Drive at Myrtle Place. 15 Comment
  UCD35744  Bellis perennis Beecher Crampton 1953-3-29 1037 Yolo Davis. Comment
  SEINET10732932  Beta vulgaris Stephanie Frischie 2000-10-14 Frischie 145 Yolo Davis Farmers' Market, Davis, CA. Comment
  CDA21290  Bidens frondosa G. F. Hrusa, C. & E. Dogwin 2007-10-18 17077 Yolo Sacramento Delta; Merritt boat launch on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  UCD129590  Blennosperma nanum S. E. Keeton; E. H. Hyde 1938-4-4 s.n. Yolo roadside northeast of Davis. Comment
  UCD129596  Blennosperma nanum J. M. Tucker 1951-2-22 2032 Yolo roadside around 1.5 miles north of Davis. Comment
  RSA21595  Blennosperma nanum var. nanum C. B. Wolf 1937-3-28 8320 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  CDA21294  Boehmeria cylindrica G. F. Hrusa, C. & E. Dogwin 2007-10-18 17081 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  UCD80883  Boehmeria cylindrica Robert E. Preston 2007-10-4 2581 Yolo 2.5 miles S of Clarksburg, along Sacramento River, ca. 200 m S of the boat ramp. 1 Comment
  UCD53887  Boerhavia diffusa A. M. Shapiro 2005-8-26 s.n. Yolo West Sacramento, off West Capitol Avenue, 1/2 mi. E of E levee of Yolo Bypass. Comment
  UCD142936  Bolboschoenus fluviatilis Ellen Dean; T. Starbuck 2013-10-5 8004 Yolo UC Davis Restoria site on north side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #3D 15 Comment
  SEINET8574353 Image available Bolboschoenus fluviatilis C. M. Rivera 1969-5-2 24 Yolo Along Interstate Highway 80, ca 5 miles east of Davis turnoff Comment
  SEINET3915169  Bolboschoenus maritimus subsp. paludosus R. J. Planck 1963-5-15 41 Yolo On G Street, 2 miles north of 11th Street, Davis.; 0 15 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
  UCD56895  Brachypodium rupestre L. Y. Leonard 1919-6-13 X 3049 Yolo Davis. Comment
  UCD114607  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD114752  Brassica nigra K. Twitchell 1996-4-21 13 Yolo Road 96, near Russel Blvd, Davis. 22 Comment
  UCD13306  Brassica nigra Bill Chally 1989-6-2 23 Yolo Yolo CO. T8N, R2W, sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD40547  Brassica nigra Kristine L . Preston 1988-5-3 12 Yolo Empty lot 100 yards west of the intersection of Hwy 110 and Riverbank Road, West Sacramento. 6 Comment
  UCD114737  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  UCD35640  Brassica nigra Beecher Crampton 1959-6-10 5340 Yolo Davis, north part of H St. Comment
  HSC6590  Brassica rapa M. Dole 1963-4-10 28 Yolo 0.5 mi. S of Hwy. 40 on Rd. 104 Comment
  CAS-BOT-BC106311  Brickellia californica Roxana Stinchfield 1916-6-25 447 Yolo Buckeye Creek - Goodin Ranch Comment
  CAS-BOT-BC278146  Bridelia cathartica Eva Bayon 2012-10-19 3005 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD57422  Briza minor Elizabeth Wilson Fall 1936 s.n. Yolo Davis. Comment
  UCD70206  Brodiaea elegans subsp. elegans D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD84319  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  RSA734157  Brodiaea laxa Lois Weston 1942-4-24 1153 Yolo Putah Canyon. Comment
  UCD168750  Brodiaea terrestris subsp. terrestris Ellen Dean; T and F Starbuck, J Little, B Barnett, J and S Shepard 2017-4-29 9340 Yolo Yolo County Grasslands Park. Eastern side of park just north of southern playa pool. 3 Comment
  UCD125576  Bromus Laurel Goldsmith 2012-11-1 s.n. Yolo Near Arcata. Humboldt Bay National Wildlife Refuge. Lanphere Dunes Unit, just outside main office. 6800 Lanphere Road. 5 Comment
  UCR179379  Bromus alopecuros J. M. DiTomaso 2003-4-23 Yolo West of Winters, off Road 87 Comment
  UCD57591  Bromus arenarius B. Crampton 1960-5-26 s.n. Yolo Davis campus. Agronomy Experimental Areas. Comment
  UCD57698  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Davis. Comment
  SEINET3921447  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Citiy of davis, Southern Pacific Railroad Station.; 0 Comment
  UCD57772  Bromus berteroanus Beecher Crampton 1960-4-19 T. O. 2483 Yolo UC Davis campus. Agronomy experimental areas. Comment
  SEINET259528 Image available Bromus carinatus var. carinatus G. D. Barbe 1991-5-31 4423 Yolo CULTIVATED ; CULTIVATED in test plots at Stewart Farms ConservaSeed Shasta Rd (County Rd 160) Comment
  UCD21528  Bromus caroli-henrici Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. 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-BC155808  Bromus catharticus Clarence R. Quick 1970-5-10 70 -05 Yolo Merritt Island, near Clarksburg. Levees and gardens of Nettie M. Pylman. Comment
  SD121712  Bromus catharticus Clarence R. Quick 1970-5-10 70 5 Yolo Levees and gardens of Nettie M. Pylman, Merritt Island near Clarksberg. Comment
  UCD36162  Bromus catharticus Beecher Crampton 1953-3-19 1012 Yolo Yolo County, city of Davis, at edge of field by overpass. Comment
  UCD58324  Bromus catharticus D. A. Akana 1950-5-10 s.n. Yolo Davis. Campus. Comment
  UCD58362  Bromus catharticus Joseph M. DiTomaso 1976-3-21 340 Yolo Davis. Comment
  UCD58405  Bromus catharticus Carl Schoner 1975-1-13 s.n. Yolo Esparto area. Comment
  CHSC79394  Bromus diandrus Beecher Crampton 1970-4-2 8550 Yolo Davis, Russell blvd. and College Park, vacant lot. Comment
  RSA655137  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Comment
  RSA697041  Bromus diandrus Lois Weston 1942-4-20 1124 Yolo Davis. Comment
  SEINET238948 Image available Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Davis, around buildings. Comment
  UCD147281  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21198  Bromus diandrus J. Shepard 2000-2-28 52 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot, in archery ranges. Near rows of Lombardy poplars. 12 Comment
  UCD34858  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD36840  Bromus diandrus Beecher Crampton 1956-3-19 3232 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD37799  Bromus diandrus Beecher Crampton 1962-4-10 6127 Yolo Yolo County, city of Davis, vacant lot on 6th Street. Comment
  UCD37836  Bromus diandrus Beecher Crampton 1962-4-18 6226 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  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
  UCR152407  Bromus diandrus Beecher Crampton 1956-4-19 3272 Yolo Sacramento Valley, 0.5 mi south of Davis; Solano county line; south bank of Putah Creek 14 Comment
  UCD59453  Bromus diandrus A. A. Beetle 1941-4-22 1710 Yolo 4 miles west of Davis, via U. S. H. 40. Comment
  CDA36941  Bromus hordeaceus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  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
  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
  UCD56712  Bromus hordeaceus Ellen Dean; M. Bibbo 2007-3-23 3405 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
  UCD58672  Bromus hordeaceus Anne Sutherland 1963-5-5 18 Yolo State Highway 128. 5 miles west of Winters. Comment
  UCD58798  Bromus hordeaceus B. A. Madson 1925-4-20 s.n. Yolo Davis. Vacant lot. Comment
  UCD58809  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Yolo County, city of Davis, University of California campus, arboretum, old Putah Creek. Comment
  UCD58863  Bromus japonicus Beecher Crampton 1956-6-20 s.n. Yolo Davis. Agronomy Division Grass Garden. 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
  UCD58943  Bromus laevipes R. Tofsrud 1947-5-8 s.n. Yolo Near Rumsey. Comment
  UCD59348  Bromus laevipes Ellen Dean; Kate Mawdsley 2007-5-11 3772 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 part of ranch. 472 Comment
  CAS-BOT-BC162369  Bromus madritensis P. B. Kennedy 1915-6-1 s.n. Yolo Davis. Comment
  UCD56758  Bromus madritensis subsp. rubens Ellen Dean; M. Bibbo 2007-3-23 3450 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD59275  Bromus racemosus M. Wiesendanger 1927-4-29 605 Yolo Davis. Comment
  UCD59276  Bromus racemosus M. Wiesendanger 1927-5-4 655 Yolo Putah Canyon. Comment
  UCD168497  Bromus rubens Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9287 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
  UCD59616  Bromus rubens Beecher Crampton 1957-5-14 4022 Yolo 1.3 miles west of Zamora. Comment
  RSA733913  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Davis, along railroad. Comment
  SEINET249951 Image available Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Davis. Comment
  UCD164511  Bromus sterilis Craig Thomsen 2006-5-4 2687 Yolo Camp Haswell County Park. In parking lot, west of Cache Creek. 144 Comment
  UCD36844  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD59694  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Weedy in Southern Pacific Triangle. Comment
  UCD59718  Bromus sterilis Beecher Crampton 1957-3-12 3897 Yolo Triangle, Southern Pacific R. R. Station, Davis. Comment
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. Comment
  SEINET3269554 Image available Caesalpinia gilliesii M. F. Wojciechowski 2000-4-15 882 Yolo Davis, residential area, east side of town. Comment
  UCD105597  Caesalpinia gilliesii J. Shepard 1997-7-25 s.n. Yolo City of Davis. Found along the west side of Fifth Street near Pena. Comment
  UCD146828  Calandrinia ciliata Carol W. Witham 2003-4-7 890 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160546  Calandrinia ciliata Ellen Dean; Craig Thomsen 2015-3-21 8600 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
  UCD21350  Calandrinia ciliata J. Shepard 2001-2-16 362 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 on the north side, in archery range. 12 Comment
  UCD82188  Calandrinia ciliata J. Shepard 2004-3-7 631 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  UCD67388  Calandrinia ciliata Christine Armer 1992-4-18 1 Yolo Davis, Putah Creek Road near Stevenson Bridge Road, edge of orchard. 15 Comment
  CDA11292  Calendula arvensis G. F. Hrusa 1994-6-11 11887 Yolo Central Valley; UC Davis. Field south of Environmental Horticulture Dept. Comment
  HSC93545  Calendula arvensis G. Fred Hrusa 1994-6-11 11887 Yolo south of Environmental Horticulture Dept. 50 Comment
  UCD82191  Callitriche marginata J. Shepard 2004-3-21 644 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  CHSC79237  Callitris cupressiformis H. Fong 1972-8-2 Yolo D-2-UCD Comment
  CHSC42779  Calochortus amabilis Don Neubacher 1975-5-2 15 Yolo 2.3 miles north of Rumsey on State Highway 16, near Cache Creek. Comment
  UCD39217  Calochortus amabilis Beecher Crampton 1953-4-7 1060 Yolo Capay Valley. Comment
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Feb 17 2006
  UCD59343  Calochortus amabilis Ellen Dean; Kate Mawdsley 2007-5-11 3767 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 546 Comment
  SBBG35345  Calochortus luteus J. Sieferman 1969-5-9 Yolo 2 mi W of Zamora Comment
  UCD41155  Calycadenia N. Nicola 2002-6-19 235 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  CHSC79124  Calycadenia oppositifolia Beecher Crampton 1954-5-6 1827 Yolo Foothill area 3 miles southwest of Winters. Comment
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Nov 15 2020
  CAS-BOT-BC270869  Calycadenia pauciflora Roxana Stichfield 1916-7-1 368 Yolo [D'Ayly?] Sheep Ranch, above Buckeye Creek Comment
  CAS-BOT-BC270864  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 miles SE of Guinda on Road 53 Comment
  UCD137882  Calycanthus occidentalis S. C. Hanson 1949-5-5 6 Yolo Putah Canyon, about 3 miels from Winters. Comment
  UCD137912  Calycanthus occidentalis M. Ramos 1996-5-7 9 Yolo Mix Canyon Road. 396 Comment
  UCD137925  Calycanthus occidentalis M. Wiesendanger 1927-5-4 644 Yolo Putah Canyon. Comment
  UCD20582  Calycanthus occidentalis E. Dean; with M. Bibbo 2002-7-5 1125 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 502 Comment
  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
  UC763040  Camissoniopsis intermedia R. F. Hoover 1938-4-23 3195 Yolo grade on Rumsey-Arbuckle rd Comment
  UCD39907  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Comment
  UCD114150  Capsella bursa-pastoris Ogden C. Riddle 1942-3-1 2 Yolo near greenhouse on UC Davis campus. Comment
  CAS-BOT-BC37053  Capsella bursa-pastoris Clarence Roy Quick 1971-4-29 71 -37 Yolo Pylman-Quick garden, Merrit Island. Near Clarksburg, County Road 142. Comment
  CDA3670  Capsella bursa-pastoris T. C. Fuller 1962-3-27 7894 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  SEINET800705  Capsella bursa-pastoris Anne Sutherl 1963-1 2 Yolo University of California, Davis 15 Comment
  SFV1431  Capsella bursa-pastoris E. B. Risley 1961-2-13 101 Yolo Sacramento Valley Davis. Open field at 5th and I Streets. Comment
  UCD114123  Capsella bursa-pastoris Beecher Crampton 1957-3-26 3898 Yolo Landscape Management Plots, UC Davis Campus. Comment
  UCD114125  Capsella bursa-pastoris S. H. Frederick 1912-3-2 2 Yolo Davis. Comment
  UCD114160  Capsella bursa-pastoris M. R. Wanzer 1948-5-15 22 Yolo just south of judging pavilion, University of California, Davis campus. 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
  UCD168433  Cardamine oligosperma Ellen Dean 2017-3-15 9255 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
  UCD114542  Cardamine oligosperma E. H. Everson 1951-2-23 6 Yolo Cache Creek Canyon, 5.3 miles northwest of Rumsey, near Yolo-Colusa county line. Comment
  JEPS53328  Cardaria chalepensis M. K. Bellue 1933-4-21 Yolo Tiger Inn Comment
  RSA531017  Cardaria draba Glenn A. Gorelick 1966-5-15 s.n. Yolo 5 miles E of Woodland on Hwy 16. Comment
  JEPS53330  Cardaria pubescens M. P. Bellue 1932-6-23 Yolo near Sacramento (Tiger's Inn); Tiger's Inn 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
  UCD141698  Carex barbarae Ellen Dean; M. Taylor 2013-6-21 7810 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  UCD141593  Carex nudata Ellen Dean; A. Ayalon 2013-5-16 7764 Yolo Along Putah Creek, west of Old Davis Rd., east of Railroad overpass. UC Davis Putah Creek Reserve. In plot DRR 2E of Putah Creek vegetation survey. 15 Comment
  UCD140758  Carex praegracilis Ethel H. Hyde 1937-5-5 s.n. Yolo near Davis. Comment
  UCD140774  Carex praegracilis Unknown Collector 1925-3-12 1762 Yolo Davis. Comment
  CDA19175  Carthamus creticus J. King 2001-6-5 PDR 1143171 Yolo Sacramento Valley; County Rd. 54, Guinda. 0 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
  UCD143963  Carya illinoinensis Ellen Dean; A. Lal 2013-7-16 7823 Yolo North side of Putah Creek at town of Winters. Property of M. Barbour, south of walnut orchard at end of Liwai Village Court near confluence of Putah Creek and Dry Creek. Putah Creek vegetation Survey areas DCC 1 and 2 at Dry Creek confluence site. 39 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
  SEINET9327283  Castanea dentata June McCaskill, Tucker, J. 1957-8-30 539 Yolo City of Davis, 1 mi W of UC Davis campus, just W of University Airport, E of Bee House, on Stralock farms. 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
  JEPS5856  Castilleja applegatei subsp. martinii R. W. Cleveland 1951-2-23 8 Yolo 3.5 mi nw Rumsey; Cache Creek Canyon Comment
  JEPS66537  Castilleja applegatei subsp. martinii John F. Emmel 1971-4-4 338 Yolo nne of Monticello Dam; Thompson Canyon 76 Comment
  UCD36149  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo Yolo County, 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  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
  UCD146931  Castilleja attenuata Carol W. Witham 2003-4-7 887 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56755  Castilleja attenuata Ellen Dean; M. Bibbo 2007-3-23 3447 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
  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
  SEINET5739668 Image available Castilleja exserta subsp. exserta C. B. Shah 1960-1 5 Yolo Hilly area, sloping south side toward creek, near scout cabin along Cache Creek Canyon, State Hwy 16, ca. 2 miles NW of Rumsey.; Rumsey 122 Comment
  UCD122490  Castilleja foliolosa Joseph M. DiTomaso 1976-4-9 395 Yolo Below Monticello Dam at Lake Berryessa, south facing slope above Putah Creek. 134 Comment
  UCD168488  Castilleja foliolosa Ellen Dean 2017-3-15 9278 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  UCD56756  Castilleja foliolosa Ellen Dean; M. Bibbo 2007-3-23 3448 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD122538  Castilleja foliolosa Ogden C. Riddle 1942-3-29 26 Yolo Putah Canyon. 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
  UCD58085  Caulanthus lasiophyllus Ellen Dean; K. Mawdsley 2007-4-6 3623 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  UCD114588  Caulanthus lasiophyllus K. Esau 1933-4-20 s.n. Yolo Davis Comment
  CAS-BOT-BC49335  Ceanothus cuneatus Ella Dales Cantelow 1940-3-9 4290 Yolo Putah Creek Canyon near Red Bud Park Comment
  UCD111770  Ceanothus cuneatus Ogden C. Riddle 1942-3-30 44 Yolo mouth of Putah Canyon. Comment
  UCD20813  Ceanothus cuneatus N. Nicola 2001-4-4 029 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  CHSC83129  Ceanothus maritimus Andrew T. Leiser 1979-3-22 Yolo B6, R32, P37, UCD. Comment
  UCD20567  Ceanothus maritimus A. T. Leiser 1981-3-13 HN 24 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, B-6, row 32, plant 43. Comment
Read comments
Jan 10 2015
  UCD57834  Cenchrus longispinus Beecher Crampton 1965-7-7 7439 Yolo Putah Creek Canyon, Hwy. 128, 7.4 miles west of Winters. Comment
  UCD130004  Centaurea calcitrapa Chas. B. Heiser Jr. 1947-7-10 1923 -a Yolo Davis. Comment
  UCD81560  Centaurea calcitrapa W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD129958  Centaurea jacea R. Tofsrud Date Unknown s.n. Yolo Davis. Comment
  UCD130039  Centaurea melitensis A. S. Crafts 1926-7-8 443 Yolo University Farm Campus, Davis. Comment
  NY532387  Centaurea repens B. Crampton 1956-7-13 3718 -B Yolo Harbor Blvd. and Deluth St., West Sacramento. Comment
  SEINET11262180  Centaurea solstitialis Glen Luft 1982-6-4 5 Yolo Along Chiles Road.; 0 12 Comment
  UC735717  Centaurea solstitialis Charles B. Heiser Jr. 1947-5-30 1918 Yolo Davis Comment
  CAS-BOT-BC284494  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA37728  Centaurea solstitialis R. Breckenridge/K. Filippini 2009-7-25 s.n. Yolo Brooks. 0 Comment
  UCD15276  Centaurea solstitialis Claire Warshaw 1985-5-31 23 Yolo city of Davis, 1 mile north of Covell Blvd, in F Street field near green belt. 12 Comment
  UCD41141  Centaurium C. Holn 2002-5-24 222 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Brooks. Comment
  SBBG8415  Centromadia fitchii J. M. Tucker 1941-9-20 390 Yolo above Putah Crk, E side of Vaca Range 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
  UCD130155  Centromadia parryi subsp. rudis W. W. Robbins; W. D. Norton 1927-10-1 833 Yolo West of Davis. 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
  UCD77503  Centromadia parryi subsp. rudis Robert E. Preston 1999-9-11 1241 Yolo 3 mi SE of Woodland, in fields N of Road 25. 9 Comment
  UCD34255  Centromadia pungens Beecher Crampton 1978-6-26 9612 Yolo 4 miles S.E. of Woodland. Comment
  UCD81064  Centromadia pungens Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5598 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD130208  Centromadia pungens H. Sevier 1931-6-24 2232 Yolo Davis. Comment
  UC917137  Centromadia pungens subsp. pungens H. Popenoe 1949-5-1 15 Yolo 2.5 mi ne of Davis; Pole Road Comment
  CAS-BOT-BC279405  Centromadia pungens subsp. pungens Beecher Crampton 1978-9-13 9665 Yolo Ca. 3 miles east of Woodland along Hwy. 16, 1 mile east of its junction with county road 102 Comment
  CAS-BOT-BC279416  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
  CAS-BOT-BC223001  Cephalanthus occidentalis C. R. Quick 1972-7-30 72 -27 Yolo On east levee of Elk Slough, road 144, Merritt Island, 20 miles SSW of Sacramento, SW corner of Yolo Co. Comment
  CAS-BOT-BC223003  Cephalanthus occidentalis H. Keith Wagnon 1981-6-3 s.n. Yolo West side of Sacramento River ca. 3 mi. s. of West Sacramento Comment
  UCD121533  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns. Comment
  UCD34191  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128. Comment
  UCD41156  Cephalanthus occidentalis N. Nicola 2002-6-27 239 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. Comment
  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
  UCD21378  Cerastium glomeratum J. Shepard 2001-3-26 419 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. About 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD73600  Cerastium glomeratum Ellen Dean; Elizabeth Goebel 2008-4-7 4732 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  CAS-BOT-BC388244  Cerastium glomeratum Alice Eastwood 1927-3-28 14236 Yolo Near Winters Comment
  JEPS64778  Cercis occidentalis W. L. Jepson 1924-5-8 10410 Yolo Devil's Gate Putah Pass, Putah Creek (banks of creek) Comment
  UC764601  Cercis occidentalis R. F. Hoover 1939-3-5 3900 Yolo Rumsey Comment
  UCD105655  Cercis occidentalis Jackie Sinkey 1976-4-14 s.n. Yolo Davis. Comment
  UCD105658  Cercis occidentalis P. Thompson 1996-4-14 7 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD105665  Cercis occidentalis M. Wiesendanger 1928-4-5 355 Yolo Putah Canyon. Comment
  UCD20587  Cercis occidentalis E. Dean; with M. Bibbo 2002-7-5 1130 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD112964  Cercocarpus betuloides Collector Unknown Date Unknown s.n. Yolo Western Yolo County. Comment
  POM256527  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles N of Rumsey, Inner N Coast Range 213 Comment
  UCD169005  Chaenactis glabriuscula var. heterocarpha Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9306 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  UCD105668  Chamaecrista fasciculata R. A. Pendleton 1934-8-3 s.n. Yolo Davis. 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
  CDA35268  Chamaesyce serpyllifolia Percy Stanbo 1959-10-6 Yolo Holland Land District. 0 Comment
  UC735734  Chenopodium album Chas. Heiser 1947-7-9 1949 Yolo campus Davis 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
  UCD81550  Chenopodium album W. W. Robbins; W. D. Norton 1928-8-1 1424 Yolo near Clarksburg. Comment
  SFV8397  Chenopodium album R. Beaver 1965-5-19 161 Yolo Sacramento Valley Along dry creek bed about 200 yards south of Barthel Mobile Park, south of Davis. 15 Comment
  CDA3050  Chenopodium ambrosioides M. S. Bergseng, S. Wagener 1958-11-4 1498 A-58 Yolo Sacramento River bank, Tower Bridge Marina, Broderick. 0 Comment
  SEINET5641786  Chenopodium berlandieri Jean Shepard 2008-7-9 818 Yolo Yolo County: City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. Weed in unintended flower bed.; 0 Comment
  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
  UCD98104  Chenopodium californicum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  UCR214051  Chenopodium glaucum Jean V. Shepard 2008-7-5 817 Yolo Sacramento Valley, City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. 12 Comment
  JEPS84729  Chenopodium murale John W. Willoughby 1976-7-29 1801 Yolo along State Hwy 128 about 1.2 mi nw junction <with> County Road 86 (Pleasants Valley Road) (at fishing access, beside parking lot); Vaca Mountains, Putah Creek 60 Comment
  UCD167904  Chenopodium murale Art M. Shapiro 2016-9-12 s.n. Yolo Winters. Under Railroad Ave. bridge over Putah Creek. Comment
  UCD98313  Chenopodium murale H. R. Drever 1945-6-1 s.n. Yolo Davis. Comment
  UCD98315  Chenopodium murale P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. Comment
  UCD38929  Chenopodium rubrum Beecher Crampton 1961-10-25 6059 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCD98367  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UCD98469  Chenopodium rubrum A. M. Shapiro 1994-9-19 s.n. Yolo West Sacramento, near E levee Yolo Bypass. Comment
  UCR178426  Chenopodium rubrum Arthur M. Shapiro 2002-10-17 s.n. Yolo Sacramento Valley, West Sacramento, 0.5 miles west of Harbor Blvd. along railroad track 3 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
  UCD38276  Chenopodium vulvaria B. Crampton 1952-10-19 866 Yolo Davis. Comment
  UCD20549  Chionanthus virginicus A. T. Leiser 1981-11-11 Yolo Yolo County, Davis, UC Davis Campus, Tercero complex. Comment
  UCD57914  Chloris truncata R. Tofsrud 1942-9-1 s.n. Yolo Davis. Comment
  SBBG21232  Chloris virgata B. Crampton 1955-8-23 Yolo 3 mi N of Davis; US Hwy 99 Comment
  UC1040705  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo along US Hwy 99W 3 mi n Davis Comment
  UCD57951  Chloris virgata Beecher Crampton 1955-8-23 3140 Yolo 3 miles north of Davis, ditchbed along U.S. Hwy. 99 W. Comment
  UCD59682  Chloris virgata Beecher Crampton 1969-10-2 8517 Yolo ca. 7.5 miles west Davis; County Road 31 just west of its junction with County Road 95. Comment
  UCD13311  Chlorogalum pomeridianum Bill Chally 1989-6-2 18 Yolo Yolo CO. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD138437  Chlorogalum pomeridianum R. Tofsrud 1950 (?) s.n. Yolo North of Rumsey. Comment
  UCD62908  Chlorogalum pomeridianum var. pomeridianum Christa Lindsey; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD35247  Chloropyron palmatum Beecher Crampton 1952-11-4 909 Yolo about 1.5 miles east of Woodland. Comment
  UCD170329  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD33487  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Yolo County, Woodland, Cross and East streets. Comment
  UCD33532  Chorispora tenella Beecher Crampton 1969-5-12 8444 Yolo Yolo County, Woodland at Cross street and the Southern Pacific railroad. Comment
  UC762661  Chorizanthe membranacea R. F. Hoover 1938-4-23 3200 Yolo grade on Rumsey- Arbuckle Road; Rumsey-Arbuckle Road Comment
  UCD73670  Chorizanthe membranacea Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCR212370  Chorizanthe membranacea Ayzik Solomeshch 2005-4-10 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  RSA167175  Chorizanthe membranacea Jack Maze 1963-4-27 21 Yolo ca. 2 miles east of Recreation Beach, State Highway 128 Comment
  UCD130487  Cichorium intybus P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCD149344  Cichorium intybus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  UCD81559  Cichorium intybus W. W. Robbins; W. D. Norton 1928-8-1 1420 Yolo near Clarksburg. Comment
  UCD130495  Cichorium intybus J. D. Skoss 1948-8-12 87 Yolo University of California campus, Davis. Comment
  SEINET8194561 Image available Cinnamomum camphora J. M. Tucker 1948-5-22 1678 Yolo University of California campus, Davis Comment
  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
  UCD20515  Cirsium cymosum E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1087 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UCD20894  Cirsium occidentale N. Nicola 2001-1-5 122 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD41065  Cirsium vulgare Carol W. Witham 2003-8-8 996 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC162560  Clarkia affinis A. A. Heller; H. E. Brown 1902-5-22 s.n. Yolo Banks of Putah Creek near Winters Comment
  UCD13338  Clarkia concinna Bill Chally 1989-5-6 16 Yolo Stebbins Reserve. 134 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
  UC638704  Clarkia concinna subsp. concinna Ethel Crum 1938-5-7 1995 Yolo 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD73665  Clarkia gracilis Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD41039  Clarkia gracilis subsp. gracilis Carol W. Witham 2003-4-26 971 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD48060  Clarkia gracilis subsp. gracilis B. Takahashi; S. Burgess, A. Ryan, J. Pierner, A. Hufton 2000-4-29 2 Yolo Yolo Co/Napa Co line; McLaughlin Reserve, 1 mile (as the crow flies) N of the old town of Knoxville. 609 Comment
  SEINET9311530  Clarkia purpurea Unknown 1989-6-3 24 Yolo Yolo County Comment
  UCD104845  Clarkia purpurea Beecher Crampton 1972-4-19 8791 Yolo 2 miles W of Winters. Comment
  POM32290  Clarkia purpurea subsp. purpurea C. F. Baker 5065 Yolo Cache Creek Canyon Comment
  CHSC74996  Clarkia purpurea subsp. quadrivulnera E. D. Appenzeller 1995-5-28 19 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  UCD105031  Clarkia unguiculata H. A. Borthwick 1925-5-5 1850 Yolo Putah Canyon. Comment
  UCD59345  Clarkia unguiculata Ellen Dean; Kate Mawdsley 2007-5-11 3769 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. 539 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
  UCR206546  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2009-3-17 14409 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD21195  Claytonia perfoliata J. Shepard 2000-2-19 49 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, found near entrance road to the north. 12 Comment
  UCD21354  Claytonia perfoliata J. Shepard 2001-2-25 382 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36. In the southeast corner of the park, bounded by DOD fence and County Road 36. 12 Comment
  CAS-BOT-BC440065  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo About 3 miles west of Winters, beside Putah Canyon road Comment
  UCD100807  Claytonia perfoliata subsp. perfoliata E. H. Everson 1951-2-23 2 Yolo Yolo and Colusa County Line: Cache Creek Canyon, 5.3 miles northwest of Rumsey. Comment
  UCD100820  Claytonia perfoliata subsp. perfoliata B. A. Madsm 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  UCD56734  Clematis lasiantha Ellen Dean; M. Bibbo 2007-3-23 3426 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
  UCD95586  Clematis ligusticifolia S. C. Hanson 1949-6-10 30 Yolo Bank of Putah Creek, near Horse Barn, University Farm, Davis. Comment
  UCD170944  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  UCD48211  Collinsia heterophylla Ryan Knox; E. McDermott, G. Walden 2002-4-13 15 Yolo Yolo Co., McLaughlin 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. 487 Comment
  RSA412228  Collinsia sparsiflora Joseph A. Ewan 1934-3-18 8680 Yolo Putah Creek, 8 miles above Winters. Comment
  UC917151  Collinsia sparsiflora var. collina R. B. Griffith 1949-4-11 16 B Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek Comment
  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
  UCD48208  Collinsia sparsiflora var. sparsiflora M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 12 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 10 m S of road that goes form 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 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
  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
  UCD39204  Colutea arborescens Beecher Crampton 1953-5-25 1333 Yolo U.C. campus, Davis. Comment
  UCD127312  Conium maculatum H. B. Nidever 1951-4-12 13 Yolo about 3 miles NE of Davis. 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
  UCD126137  Convolvulus arvensis M. Wiesendanger 1927-5-4 647 Yolo Putah Canyon. Comment
  UCD126202  Convolvulus arvensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. 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
  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
  UCR219957  Conyza bonariensis Ayzik Solomeshch 2004-5-14 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  CAS-BOT-BC286046  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Cr. Comment
  CDA21267  Conyza canadensis G. F. Hrusa, C. & E. Dogwin 2007-10-24 17084 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side of Sacramento River, approx. 1 mi. N of Hood (Sacramento Co.). 7 Comment
  JEPS84583  Conyza canadensis John W. Willoughby 1979-8-13 4412 Yolo fishing access along State Highway 128 about 1.2 mi w of the junction of the highway and Pleasants Valley Road Putah Creek (in open disturbed area near parking lot); Vaca Mountains, Putah Creek 60 Comment
  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
  UCD33598  Coreopsis Beecher Crampton 1970-6-22 8623 Yolo UC Davis campus, Dairy barn lawn. Comment
  UCD13420  Coreopsis rosea K. Meares 1996-10-8 025 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UC1360402  Coriandrum sativum June McCaskill and Katherine Onaga 1968-4-22 732 Yolo Davis; nw corner of intersection of Russell Blvd. and State Highway 113, in rubble of torn down Chinese restaurant Comment
  CAS-BOT-BC190029  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis. Comment
  SEINET3926230  Cortaderia selloana June McCaskill, Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis.; 0 Comment
  UCD160187  Cotula australis J. Shepard 2012-4-21 866 Yolo City of Davis. Intersection of Third and G Sts. Comment
  UCD130878  Cotula australis Chas. Heiser Jr. 1947-2-15 1878 Yolo Davis. Comment
  UCD150996  Cotula coronopifolia D. S. Park; S. Nicole 2010-5-11 75 Yolo Davis wetlands. Comment
  UCD19104  Cotula coronopifolia A. M. Shapiro 1987-3-24 s.n. Yolo city of Davis, in median strip of Russell Blvd. near Anderson Rd. 15 Comment
  UCD160468  Crassula connata Ellen Dean; Craig Thomsen 2015-3-21 8588 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  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
  UCD126224  Cressa truxillensis Robbins; Norton 1928-8-1 1418 Yolo near Clarksburg. Comment
  UCD37036  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCD41056  Cressa truxillensis Carol W. Witham 2003-8-8 987 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD20603  Croton setiger E. Dean; with M. Bibbo 2002-7-5 1148 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  RSA45348  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo No. of Yolo Bypass [county uncertain; no county specified on label] Comment
  SEINET212947 Image available Crypsis schoenoides T. Lowrey 1973-8-15 12 Yolo 1.25 mi north of Rumsey Bridge on bank of Cache Creek Comment
  UC677595  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo n Yolo Bypass (near Davis) Comment
  UCD37720  Crypsis schoenoides Beecher Crampton 1961-8-1 5965 Yolo Davis. Southern Pacific Railroad. Comment
  UCD59915  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo North of Yolo Bypass. Comment
  UCD59916  Crypsis schoenoides Beecher Crampton 1952-10-28 892 Yolo 5 miles west of Winters, Putah Creek. 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
  UCD41058  Crypsis vaginiflora Carol W. Witham 2003-8-8 989 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81850  Crypsis vaginiflora Ellen Dean; M. Showers, G. Harrington 2009-6-3 5769 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Along E edge of drainage pond. 9 Comment
  JEPS67593  Cryptantha flaccida W. L. Jepson 1920-5-23 8957 Yolo near Hershey (Buckeye Creek bed, w Yolo County); Buckeye Creek Comment
  UC1278110  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo 2 mi w Winters Comment
  UC762406  Cryptantha flaccida R. F. Hoover 1938-4-23 3198 Yolo grade on Rumsey to Arbuckle road Comment
  UCD63070  Cryptantha flaccida Ellen Dean 2008-4-9 4779 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  UCD37176  Cryptantha flaccida Beecher Crampton 1958-4-21 4718 Yolo Yolo County, 6.5 miles northwest of Rumsey, Highway 16. Comment
  UC763031  Cryptantha muricata R. F. Hoover 1938-4-23 3189 Yolo grade on Rumsey to Arbuckle road 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
  UCD82174  Cuscuta J. Shepard 2001-6-16 463 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104) to Co. Rd. 36; thence east 0.5 miles to Department of Defense fence; about 40 yd north of Co. Rd 36 and 30 yd. west of DOD fence. 12 Comment
  UCD34574  Cuscuta Beecher Crampton 1985-9-5 10019 Yolo 3.5 miles S.E. of Woodland on road 25, (T9N R2E sect. 11). Comment
  UCD126270  Cuscuta campestris T. C. Fuller 1960-11-7 5307 Yolo in Yolo Bypass, along River Road, East of Woodland. 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
  UCD34165  Cuscuta indecora var. indecora Beecher Crampton 1977-6-16 9502 Yolo county road 32, 2 miles west of the Fairfield school. Comment
  POM302060  Cynodon barberi A. A. Beetle 1945-8-20 4022 Yolo Davis, on Univ. of Calif. farm Comment
  SACT000832  Cynodon dactylon Brian Brown 1975-10-10 Yolo dry habitat Comment
  SACT000838  Cynodon dactylon John Willoughby 1977-4-27 Yolo State Highway 128 at fishing access point, 1.2 miles northwest of the junction with County Road 86. South-facing slope on north side of road, grassland. 65.0 Comment
  SEINET242436 Image available Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden. Comment
  UCD15644  Cynodon dactylon Rachelle Raymond 1989-6-4 502 Yolo Rd 29 and F St., Davis. 12 Comment
  UCD60118  Cynodon dactylon Cay Collette 1975-4-12 6 Yolo Knight's Landing. 15 Comment
  UCD73595  Cynodon dactylon Ellen Dean; Elizabeth Goebel 2008-4-7 4730 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
  UCR119171  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Sacramento Valley, 2.5 miles west of Winters, State Highway 128. 46 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
  RSA92357  Cyperus difformis Beecher Crampton 1953-9-15 1698 Yolo Cache Creek, Capay Comment
  CAS-BOT-BC114348  Cyperus erythrorhizos Harry Stanley Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing. 15 Comment
  CHSC83233  Cyperus erythrorhizos M. Tu 1999-5-19 133 Yolo Cosumnes River Preserve. Collected at Orchard Park greenhouses in Davis. 1 Comment
  UCR118998  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo Sacramento Valley, 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. 15 Comment
  UCSC000114  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 miles northeast of Knights Landing 15 Comment
  CAS-BOT-BC114277  Cyperus esculentus Clarence Roy Quick 1971-10-5 71 -64 Yolo Plyman-Quick garden, Merritt Island. Near Clarksburg. Comment
  UCD141070  Cyperus esculentus Otto Andersen 1955-7-14 s.n. Yolo Aggie Villa, Davis. Comment
  UC1563676  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
  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
  SEINET8765662 Image available Cyperus odoratus A. S. Crafts Yolo Davis, California Comment
  CDA2600  Cyperus rotundus MacBride 1939-11-24 Yolo School, Clarksburg. 0 Comment
  UCD138018  Damasonium californicum Collector Unknown 1925-5-11 1451 Yolo Davis. Comment
  CAS-BOT-BC445500  Damasonium californicum Mrs. H. C. Cantelow 1940-5-13 s.n. Yolo 9 1/2 miles w. of Sacramento Comment
  UCR196223  Datisca glomerata Ellen Dean, Mark Bibbo 2002-7-5 1129 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cach Creek drainage, along Rayhouse Road 1.8 road mi east of junction with road to Soda Springs and gate into McLughlin reserve 457 Comment
  UCD126515  Datura ferox Daryl Koutnik; John Sowell 1978-10-27 577 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD54323  Datura ferox A. M. Shapiro 2005-10-18 s.n. Yolo West Sacramento; along service road parallel to railroad tracks; ~0.5 miles west of E. levee of Yolo Bypass. Comment
  CDA5764  Datura stramonium J. Fuji 1983-9-28 Yolo Port of Sacramento, West Sacramento. 0 Comment
  SEINET212395 Image available Datura stramonium Timothy K. Lowery 1973-8-15 2 Yolo 1/2 m N of Rumsey in a waste field by side of hyw. 16 91 Comment
  UCD126522  Datura stramonium K. Esau 1929-10-1 s. n. Yolo Putah Canyon. Comment
  UC1088741  Datura wrightii R. Snow 1957-10-2 322 -8 Yolo s Davis (Putah Creek); Putah Creek Comment
  UC1094503  Datura wrightii Richard Snow 1957-10-2 322 -5 Yolo Putah Creek Comment
  UCD160933  Datura wrightii J. Shepard 2001-6-16 467 Yolo Co Rd 104, 2.2 mi S of intersection I-80, 100 yd S of bridge over Putah Creek, on W side of road 10 Comment
  UCD127401  Daucus carota Collector Unknown 1925-6-19 400 Yolo University Farm Campus, Davis. Comment
  UCR242100  Daucus carota Heidi Haugen 1984-4-15 023 Yolo Sacramento Valley, Corner of Road 28 & Road 104, Yolo County Sanitary Landfill 15 Comment
  UCD20852  Daucus pusillus N. Nicola 2001-4-19 069 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UC1018501  Delphinium hansenii subsp. hansenii H. Lewis and C. Epling 1946-5-5 606 Yolo Bridge 2234 3.8 mi w Winters Comment
  POM197460  Delphinium hesperium L. R. Abrams 1928-5-8 12612 Yolo 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
  CHSC100175  Delphinium hesperium subsp. pallescens John Dittes 2007-5-6 1146 Yolo Inner North Coast Range; eastern edge of Vaca Mountains; Audubon Bobcat Ranch; ca.2.7 air miles west by northwest of Winters, ca., 1.1 air mile southwest of confluence of Enos Creek and Dry Creek; ca. 0.7 air mile east x northeast of Grapevine Spring. 97 Comment
  UC1040692  Delphinium hesperium subsp. pallescens Beecher Crampton 1956-4-16 3248 Yolo 6 mi s of Davis 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
  UCD96532  Delphinium patens A. A. Beetle 1945-2-22 4191 Yolo Cottonwood Slough, southwest of Madison. Comment
  CAS-BOT-BC116450  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 4277 Yolo Putah Canyon opp. Devil's Gate Comment
  UCD58058  Delphinium patens subsp. patens Ellen Dean; K. Mawdsley 2007-4-6 3598 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  SD180625  Deschampsia danthonioides Beecher Crampton 1962-4-28 6344 Yolo 2 miles northeast of Davis near city dump Comment
  UCD21248  Deschampsia danthonioides J. Shepard 2000-4-13 132 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side, ca 50 feet farther south of depressed rectangular area. 12 Comment
  UCD40994  Deschampsia danthonioides Carol W. Witham 2003-4-11 924 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC483642  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters Comment
  SEINET7040225  Dichelostemma capitatum A. G. Vestal 1962-4-6 s.n. Yolo West of Winters on north side of Route 128. Winters Quadrangle UTM Zone 10, 586704mE, 4262943mN. Comment
  UCD34200  Dichelostemma capitatum Beecher Crampton 1978-3-16 9550 Yolo Winters, western edge of town. Comment
  UCD78247  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-2-25 372 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 mile along unpaved entrance road, nearly to DOD fence . About 20 yd. south of road. 12 Comment
  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
  UC333351  Dichelostemma volubile unknown 1891-5-28 Yolo Capay Valley Comment
  UCD62871  Dichelostemma volubile Chris Mosser; Plant Biology 102 students 2008-5-3 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 100 Comment
  UCD139264  Dichelostemma volubile Mary N. Artist 1965-5-15 19 Yolo north side of State Highway 128, just west of Markley Cove at Lake Berryessa. Comment
  UCD35505  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Yolo County; Davis City Hall. Comment
  UCD63937  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Davis High School, Davis. Comment
  SEINET11695845  Digitaria ischaemum Unknown 1956-10-1 3883 Yolo Davis City Hall Comment
  CAS-BOT-BC242659  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo 3 miles west of city of Winters Comment
  SEINET238877 Image available Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo UC Davis agronomy field. Comment
  UCD149377  Digitaria sanguinalis Yolo County 4H Club 1932-10-1 s.n. Yolo City of Dunnigan. 184 Comment
  UCD63981  Digitaria sanguinalis Beecher Crampton 1967-9-13 8183 Yolo UC-Davis Agronomy field. Comment
  UCD63995  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell Blvd. divider strip. Comment
  UCD63998  Digitaria sanguinalis Beecher Crampton 1953-8-29 1618 Yolo Davis High School, Davis. Comment
  UCD64002  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. Comment
  SEINET13768859 Image available Diplacus aurantiacus Jack Maze 1963-1 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach Comment
  CAS-BOT-BC151331  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison Comment
  SEINET197737  Diplacus tricolor C. F. Ehlig 1951-1 35 Yolo 5 mi W of US 99, W on Rd 29 15 Comment
  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
  UCD64639  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. Comment
  UCR119083  Distichlis Beecher Crampton 1952-10-24 869 Yolo Sacramento Valley, 1.5 miles north of city of Davis, along Southern Pacific Railroad property. 15 Comment
  SBBG21237  Distichlis spicata B. Crampton 1954-9-30 Yolo 3 mi N of Davis Comment
  UCD120206  Distichlis spicata Ellen Dean 2012-4-19 7321 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD35417  Distichlis spicata Beecher Crampton 1956-7-13 3708 Yolo Yolo bypass. Comment
  UCD64577  Distichlis spicata Beecher Crampton 1958-6-30 4992 Yolo Davis, S. P. RR Station. Comment
  UCD81033  Distichlis spicata Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5580 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD64490  Distichlis spicata var. stricta A. A. Beetle 1946-5-11 4703 Yolo Davis. By railroad tower. Comment
  UCD118831  Dodecatheon clevelandii subsp. patulum Mrs. L. H. Phillips 1929-3-17 1779 Yolo Capay Valley. Comment
  SEINET197736 Image available Dodecatheon hendersonii Everett H. Everson 1951-2-23 1 Yolo Cache Creek Canyon, 5.3 miles Northwest of Rumsey, near border of Yolo and Colusa counties. Comment
  UCD118837  Dodecatheon hendersonii C. G. Baughn 1949-4-11 10 Yolo 5.5 miles northwest of Rumsey. 129 Comment
  UCD144779  Downingia bicornuta var. bicornuta Carol W. Witham 2003-4-7 883 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA10434  Downingia insignis C. B. Wolf 1928-5-8 2134 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  UC1116675  Downingia insignis Beecher Crampton 1960-5-9 5504 Yolo 0.75 mi sw Saxon Station Comment
  UC1220997  Downingia insignis Beecher Crampton 1962-5-1 6362 Yolo 0.25 mi s Saxon Station (junction of county roads 106 and 38) Comment
  UCD144781  Downingia insignis Carol W. Witham 2003-4-7 879 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD55109  Downingia insignis Everett H. Everson 1951-4-19 38 Yolo 8.2 miles southeast of Davis on county road 34A. Comment
  HSC3850  Downingia insignis M. Dole 1963-4-14 66 Yolo 1/2 mi. S of US 40 on Road 104 Comment
  UCD55165  Downingia ornatissima Fleur Ng'weno 1989-4-30 DQ 20 Yolo D-Q University; County Road 31, 9 miles west of Davis city Center. 30 Comment
  SEINET9292225  Downingia ornatissima var. eximia Unknown 1978-5-8 9585 Yolo 1 mile S of Saxon Station. Large vernal meadow, common, assoc. Lasthenia fremontii, Allocarya, Downingia insignis, D. bicornuta, Pogogyne douglasii. Comment
  UCD33963  Downingia ornatissima var. eximia Beecher Crampton 1975-5-23 9201 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UCD54990  Downingia pulchella J. Skoss 1948-6-5 14 Yolo Swampy, low-lying area at west end Sacramento-Davis Causeway. 4 Comment
  UCD84337  Downingia pulchella Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225271  Downingia pulchella Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UC494214  Downingia pulchella E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UCD37381  Downingia pulchella Beecher Crampton 1960-4-25 5484 Yolo 0.5 miles W of Madison. Comment
  UCR226148  Draba verna Rick Karban 2006-5-24 s.n. Yolo UC Davis campus 17 Comment
  UCD59361  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  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
  UCD62899  Dudleya cymosa subsp. cymosa Christa Lindsey; Plant Biology 102 students 2008-5-3 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  SEINET1910266  Dysphania ambrosioides Barbara Ertter 1988-1 7988 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles E of Woodland, Sacramento Valley 37 Comment
  UCD35206  Dysphania botrys Beecher Crampton 1953-10-6 1664 Yolo West bank of Sacramento River, Broderick. Comment
  CAS-BOT-BC227247  Echinochloa Beecher Crampton 1965-8-18 7485 Yolo 3 miles west of Knight's Landing 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
  UCD36445  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo Yolo County, 1 mile west of city of Winters. Comment
  UCD36446  Echinochloa colona Beecher Crampton 1953-8-24 1602 Yolo Yolo County, 1 mile west of city of Winters. Comment
  UCD37757  Echinochloa colona Beecher Crampton 1961-10-25 6037 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60775  Echinochloa colona Beecher Crampton 1954-7-28 2226 Yolo 1 mile north of Davis. Comment
  UCR119169  Echinochloa colona Beecher Crampton 1965-7-7 7437 Yolo Sacramento Valley, Northern city limits of Winters. 30 Comment
  SEINET11685199  Echinochloa colona J. McCaskill, Griggs, M.; Harvey, W. A. 1968-1 737 Yolo ca 0.5 mi E of University Airport, University of California, Davis Comment
  UCD60747  Echinochloa colona June McCaskill; Margene Griggs and W. A. Harvey 1968-8-1 737 Yolo ca. 1/2 mile east of University Airport, University of California at Davis. Agronomy field plot A-8. Comment
  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
  UCD32913  Echinochloa crus-galli Beecher Crampton 1965-7-7 7435 Yolo Yolo County, 2.5 miles N.E. of Winters on road 31. Comment
  UCD32949  Echinochloa crus-galli Beecher Crampton 1965-7-27 7470 Yolo Yolo County, 2.5 miles north of Davis. Comment
  UCD32952  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 b Yolo Yolo County, 5.1 miles east of Woodland. Comment
  UCD32962  Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 c Yolo Yolo County, 3 miles N.W. of Davis on County rd. 99 between roads 30 and 31. Comment
  UCD37377  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo Yolo County, 7.5 miles west of city of Davis. Comment
  UCD41066  Echinochloa crus-galli Carol W. Witham 2003-8-8 997 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD60824  Echinochloa crus-galli Beecher Crampton 1957-9-24 4634 Yolo Along Co. Rd.. 99, 3 miles north of Davis. Comment
  UCD60903  Echinochloa crus-galli H. R. Drever 1945-6-1 Yolo University of California campus, Davis. Comment
  UCD60927  Echinochloa crus-galli W. W. Mackie 1919-10-1 Yolo Yolo Co. Comment
  UCD81613  Echinochloa crus-galli Collector Unknown 1925-6-10 s.n. Yolo Davis, University Farm. Comment
  UCR152270  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo 7.5 mi west of city of Davis Comment
  UCD38762  Echinochloa crus-galli var. mitis Beecher Crampton 1957-11-5 4644 Yolo East of West Davis Elementary School, Davis. Comment
  UCD60815  Echinochloa crus-galli var. mitis Beecher Crampton 1954-7-28 2227 Yolo 1 mile north of Davis. Comment
  UCD61096  Echinochloa muricata W. W. Mackie 1919-10-1 Yolo Yolo Co. Comment
  HSC89863  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd. 89 crossing just W of I-505, E of gravel pits 1.5 mi. N of Madison, ca 10 air mi. W of Woodland. 37 Comment
  UCD131243  Eclipta prostrata K. Esau; K. Hartmann 1941-8-19 s.n. Yolo Knights Landing, U.S. #45. Comment
  UCD15439  Eclipta prostrata A. M. Shapiro 1995-9-29 s.n. Yolo California, Yolo Co.; West Sacramento, ca. 1/2 mile north of West Capitol Ave, (near the CHP Academy); Comment
  UCD81564  Eclipta prostrata W. D. Norton 1928-9-1 1432 Yolo Woodland. Comment
  UCD20606  Ehrendorferia chrysantha E. Dean; with M. Bibbo 2002-7-5 1120 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.0 road miles E of jct with road to Soda Springs and gate into McLaughlin Reserve. 579 Comment
  UCD39914  Ehrharta calycina Beecher Crampton 1964-4-14 s.n. Yolo UC Davis Campus, foundation of Mission. Comment
  UCD114081  Elaeagnus angustifolia Beecher Crampton 1961-10-10 6026 Yolo 5 miles west of Davis, junction County Roads 32 and 95A. Comment
  UCD49586  Eleocharis dulcis Chong. I. Chim 1961-10-18 s.n. Yolo Water Chesnut. Origin: Commercial source. Comment
  UCD49781  Eleocharis macrostachya Fleur Ng'weno 1989-4-30 DQ 22 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  SEINET201484  Eleocharis palustris Paul H. Calberley 1961-5-14 527 Yolo 4 miles west of Davis on State Highway 128, Comment
  RSA654059  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis, UC Davis campus quad lawn. Comment
  UCD61272  Eleusine indica Beecher Crampton 1957-8-19 Yolo Davis. Agronomy Division Grass Garden. Comment
  UCR119085  Eleusine indica Beecher Crampton 1964-7-29 7135 Yolo Sacramento Valley, UC Davis campus, baseball diamond. 15 Comment
  UCD20747  Elyhordeum macounii E. Dean; with M. Bibbo 2002-7-5 1152 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  CAS-BOT-BC203408  Elymus glaucus subsp. glaucus Roxana Stinchfield 1916-6-25 330 Yolo Buckeye Creek - Goodwin Ranch Comment
  CAS-BOT-BC213816  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Davis, Southern Pacific RR station Comment
  UCD37838  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCR141628  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Sacramento Valley, city of Davis, Southern Pacific Railroad station 16 Comment
  SACT001157  Elymus triticoides 1925-6-15 Yolo no determiner/collector listed. Comment
  UCD168485  Emmenanthe penduliflora Ellen Dean 2017-3-15 9274 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD80945  Epilobium brachycarpum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5348 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
  UCD41055  Epilobium campestre Carol W. Witham 2003-8-8 986 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  CHSC79327  Epilobium canum Beecher Crampton 1975-6-11 9211 Yolo Junction of county roads 38 and 106 off the S.W. corner. 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
  UCD161049  Epilobium canum subsp. canum Craig Thomsen 2006-6-30 2619 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  SBBG5123  Epilobium canum subsp. latifolium J. M. Tucker 1941-9-20 389 Yolo above Putah Crk, E side of Vaca Range Comment
  UCD120658  Epilobium cleistogamum Ellen Dean; Mary Schiedt 2012-7-12 7420 Yolo Dept. of Fish and Game Glide Tule Ranch. Large vernal pool near barn SW of intersection of county roads 38 and 106 (entrance gate to land). 6 Comment
  UCD146825  Epilobium cleistogamum Carol W. Witham 2003-4-11 939 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41009  Epilobium cleistogamum Carol W. Witham 2003-4-11 939 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD33983  Epilobium cleistogamum Beecher Crampton 1975-6-18 9222 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  RSA41104A  Epilobium minutum Robert F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey - Arbuckle Road. Comment
  CDA9629  Epilobium pygmaeum D. G. Kelch 2007-5-18 7 .324 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD161034  Epipactis gigantea Craig Thomsen 2006-6-30 2611 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  RSA0037240  Equisetum Keith E. Hoffmaster 1941-3-15 s.n. Yolo Sacramento river levee. Comment
  CAS-BOT-BC57095  Equisetum X ferrissii Clarence R. Quick 1969-6-14 69 -12 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  SEINET11614512  Equisetum hyemale subsp. affine Unknown 1997-4-25 5 Yolo 200 m downstream from Monticello Dam along W bank of Putah Creek 150 Comment
  UCD150635  Equisetum hyemale subsp. affine Sandy Pereira 1980-5-24 s.n. Yolo Six miles N of Winters, Putah Creek Fishing [illegible] #5. 121 Comment
  UCD135611  Equisetum laevigatum Beecher Crampton 1975-1-20 9105 Yolo North of Elkhorn Bridge over the Sacramento River. IS Hwy.5. Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  SEINET242406 Image available Eragrostis June McCaskill 1976-9-9 s.n. Yolo City of Davis, front yard of 731 A Street. Comment
  SEINET9352879  Eragrostis Unknown 1976-9-9 Yolo Davis Comment
  SEINET242440  Eragrostis biflora Beecher Crampton 1963-1-14 1839 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery Comment
  UC1153809  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo along County Road 27, 6 mi nw Davis Comment
  UCD149339  Eragrostis cilianensis Carl Schoner 1955-9-1 s.n. Yolo City of Woodland. 25 Comment
  UCD33146  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Yolo County, UC Davis agronomy field. Comment
  UCR119091  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Sacramento Valley, UC Davis agronomy field. 15 Comment
  SEINET10562462  Eragrostis cilianensis Hair 1990-8-12 HAIR s.n. Yolo Davis, University of California, experimental plot A-12, W of State Highway 113. Sugar-beet field. Comment
  CAS-BOT-BC213551  Eragrostis curvula John Thomas Howell; Gordon H. True 1967-6-11 42553 Yolo Roadside NW of Woodland Comment
  HSC9764  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi. NW of Woodland Comment
  OBI21801  Eragrostis curvula Lewis S. Rose 1967-6-11 67101 Yolo 2 mi NW of Woodland 6 Comment
  RSA189470  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi. nw. of Woodland 6 Comment
  SBBG115599  Eragrostis curvula B. Crampton 1962-8-27 6641 Yolo ca. 4 mi S of Woodland, at jct of County Rds 98 and 25A Comment
  SBBG32316  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi NW of Woodland Rd 6 Comment
  SEINET208620 Image available Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi nw of Woodland 6 Comment
  UCD63085  Eragrostis curvula Beecher Crampton 1963-6-11 6852 Yolo Yolo County, 1 mile south of Dunnigan along Hwy. 99W. Comment
  SEINET10552662  Eragrostis curvula Lewis S. Rose 1967-6-11 Rose 67101 Yolo 2 mi NW of Woodland. Roadside ditch. 6 Comment
  CHSC83242  Eragrostis curvula var. curvula Beecher Crampton 1962-8-27 6641 Yolo 4 miles south of Woodland, at junction of County Roads 98 and 25A. Along roadshoulder. Comment
  UCD36495  Eragrostis hypnoides Beecher Crampton 1953-10-15 1697 Yolo Yolo County, Capay, along Cache Creek. Comment
  UCD63209  Eragrostis hypnoides R. Tofsrud 1942-11-1 163 Yolo Near Davis. Comment
  SEINET238195 Image available Eragrostis megastachya Beecher Crampton 1966-10-11 7811 Yolo UC Davis agronomy field. Comment
  SEINET4571589  Eragrostis mexicana B. Crampton 1953-10-16 1702 Yolo 4 miles east of city of Davis, along U.S. HWY 40 Comment
  UCD37511  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-3-20 5841 Yolo Yolo County, city of Davis, University of California Botany Greenhouse area. Comment
  UCD63476  Eragrostis mexicana subsp. virescens Morris Halperin 1932-8-11 s.n. Yolo Davis, nr cor G and 3rd Sts. Comment
  UCD63800  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo city of Davis, University of California campus. Comment
  UCD64025  Eragrostis mexicana subsp. virescens A. A. Beetle 1942-10-1 1897 Yolo Davis. Comment
  UCD81547  Eragrostis mexicana subsp. virescens W. D. Norton Date Unknown s.n. Yolo Yolo - Nurley Rn. Comment
  CAS-BOT-BC250928  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo City of Davis, University of California Agronomy Plots Comment
  UCD63405  Eragrostis minor Beecher Crampton 1967-10-16 8217 Yolo UC Davis agronomy field. Comment
  UCD63408  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD65660  Eragrostis pectinacea var. miserrima Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  CAS-BOT-BC242654  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-15 1684 Yolo City of Davis, University of California Agronomy Plots Comment
  CAS-BOT-BC284078  Eragrostis pectinacea var. pectinacea unspecified 1929-5-9 s.n. Yolo Davis Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  UCD36496  Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD37724  Eragrostis pilosa Beecher Crampton 1961-8-29 5971 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  SEINET10753542  Eragrostis poaeoides B. Crampton 1953-10-15 Crampton 1686 Yolo City of Davis, University of California Agronomy Plots. Comment
  UC735709  Eremocarpus setiger Charles B. Heiser Jr. 1947-6-1 1929 Yolo Davis Comment
  UCD33785  Erigeron Beecher Crampton 1973-4-9 8912 Yolo Yolo County, Woodland, Courthouse N. Comment
  UCD151029  Erigeron bonariensis D. S. Park 2010-6-1 110 Yolo UCD Arboretum. Disturbed site/hillside near bridge. 15 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
  UCD131706  Erigeron bonariensis H. R. Drever 1945-6-22 s.n. Yolo Unversity of California campus, Davis. Comment
  UCD159455  Erigeron canadensis D. S. Park 2010-8-5 209 -2 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 17 Comment
  UCD21342  Erigeron sumatrensis J. Shepard 2000-9-17 340 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 and manager's residence, on the north side of the road. 12 Comment
  UCD14586  Eriochloa Greg Elmore 1985-8-12 s.n. Yolo Yolo Co.; Road 101 between Roads 14 and 15, approximately 5 miles north of the town of Woodland; Comment
  UCD32790  Eriochloa Beecher Crampton 1954-9-1 2264 Yolo U.C. Agronomy, strawberry clover plots. Comment
  UCD34570  Eriochloa Beecher Crampton 1985-7-27 10015 Yolo Davis, G st. between 3 and 4 th streets. Comment
  UCD65727  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of County Roads 31 and 97. Comment
  UCD119295  Eriodictyon californicum J. D. Skoss 1948-6-6 21 Yolo 1 mile below Yolo-Napa county line. Comment
  UCD15559  Eriodictyon californicum E. D. Appenzeller 1995-5-28 s.n. Yolo Off Hwy 128, near Stebbins Cold Canyon. Comment
  UCD168491  Eriodictyon californicum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9281 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary on east-facing slope above Bray Canyon. Area has burned three times in the past three years. 175 Comment
  UCD35474  Eriodictyon californicum Beecher Crampton 1957-4-23 3944 Yolo Yolo County; Vaca Mountains, Putah Creek Canyon, one mile east of Recreation Beach. Comment
  UCD20906  Eriogonum dasyanthemum N. Nicola 2001-10-14 134 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UC1504697  Eriogonum wrightii Tim Lowrey 1972-7-30 Yolo bank on edge of Cache Creek 1 mi n Rumsey Bridge; Cache Creek Comment
  UCD132168  Eriophyllum lanatum Shirley L. Cotter 1952-4-27 3457 Yolo Along Putah Creek, 1 mile west of Winters. Comment
  POM55502  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2937 Yolo Rumsey. Comment
  RSA695586  Eriophyllum lanatum var. achilleoides Keith E. Hoffmaster 1939-4-26 935 Yolo Putah Canyon. Comment
  UCD21261  Erodium botrys J. Shepard 2000-4-30 151 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, beyond parking lots on south side, in a rectangular depressed area. 12 Comment
  UCD58034  Erodium botrys Ellen Dean; K. Mawdsley 2007-4-6 3573 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
  UCD160084  Erodium brachycarpum Jessica Sanchez 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD81022  Erodium brachycarpum Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5364 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
  UCD103119  Erodium brachycarpum B. Crampton 1953-4-27 1137 Yolo Along railroad, 1 mile north of Winters. Comment
  CDA37074  Erodium cicutarium CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD19447  Erodium cicutarium J. Shepard 2000-2-18 39 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road; in open field on south side of road. 12 Comment
  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
  RSA696385  Erodium cicutarium Keith E. Hoffmaster 1941-3-15 997 Yolo University campus, Davis. Back of heating plant, campus not crowded. Comment
  UCD103229  Erodium cicutarium J. M. Tucker 1951-2-22 2031 Yolo Beside road along railroad to Woodland, ca. 1 mile north of Davis. Comment
  UCD103237  Erodium cicutarium M. Wiesendanger 1928-1-1 1407 Yolo Davis. Comment
  UCD21225  Erodium moschatum J. Shepard 2000-4-1 96 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
  UCD55509  Eryngium J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 655 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCR225222  Eryngium aristulatum var. aristulatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  SBBG82133  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi W of the Sacramento River 4 Comment
  UCD23185  Eryngium oblanceolatum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD54559  Eryngium oblanceolatum J. Shepard 2000-7-9 326 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 almost to east boundary of park, then about 50 ft. south. 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
  UCD115002  Erysimum capitatum var. capitatum Jack Maze 1963-3-8 9 Yolo 0.75 mile east of Recreation Beach, State Highway 128. Comment
  UCD20013  Eschscholzia caespitosa C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1226 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD20801  Eschscholzia caespitosa N. Nicola; C. Kremen 2001-3-16 017 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD56753  Eschscholzia caespitosa Ellen Dean; M. Bibbo 2007-3-23 3445 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD94050  Eschscholzia caespitosa Shannon M. Still 2006-3-23 56 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 53 Comment
  UCD94054  Eschscholzia caespitosa Shannon M. Still 2006-3-23 61 Yolo California. Yolo County: CA-128 on slope across road from dirt parking area by Monticello Dam, on eastern side of road. 76 Comment
  CAS-BOT-BC402937  Eschscholzia californica Alice Eastwood 1927-3-28 14243 Yolo Near Winters Comment
  UCD95301  Eschscholzia californica A. S. Crafts 1926-7-8 430 Yolo Davis, University Farm Campus. Comment
  CDA24557  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  UCD95279  Eschscholzia californica Curtis Clark 1975-4-28 489 Yolo State Highway 128, 5.6 miles west of Winters. Comment
  UCD95362  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters. Comment
  UCD168435  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean 2017-3-15 9257 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon. 62 Comment
  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
  UCD18412  Euonymus kiautschovica Collector unknown 1985-8-7 Yolo city of Davis, UC Davis campus, Mrak Hall. Comment
  UCD142368  Euphorbia crenulata H. A. Borthwick 1931-4-2 2172 Yolo Putah Canyon. Comment
  UCD84640  Euphorbia helioscopia D. L. Koutnik 1982-6-3 s.n. Yolo UC Davis Range greenhouses. Comment
  UCD33828  Euphorbia nutans Beecher Crampton 1973-7-11 8978 Yolo Davis, Eureda Ave. south of West 8th street. Comment
  UCD142657  Euphorbia ocellata J. D. Skoss 1948-6-6 29 Yolo Putah Canyon 8 miles below Yolo-Napa county line. Comment
  UCD58083  Euphorbia peplus Ellen Dean; K. Mawdsley 2007-4-6 3621 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  SEINET12515079 Image available Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis Comment
  UCD142454  Euphorbia peplus P. B. Kaufman 1950-4-2 23 Yolo University of California Davis. Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCD142758  Euphorbia serpens Daryl Koutnik 1988-8-20 s.n. Yolo City of Davis on Hanover Drive behind Lucky's Market, east of Anderson Road. 22 Comment
  UCD142975  Euphorbia serpillifolia subsp. serpillifolia Ellen Dean; C. Robbins 2013-8-28 7992 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  CAS-BOT-BC310662  Euthamia occidentalis Clarence R. Quick 1971-8-26 71 -60 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  CDA5285  Euthamia occidentalis T. C. Fuller 1959-9-17 3930 Yolo Harbor Boulvard & Freeway, West Sacramento. 0 Comment
  RSA518888  Euthamia occidentalis Barbara Ertter 1988-10-21 7986 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UC1562578  Euthamia occidentalis Barbara Ertter 1988-10-21 7986 Yolo 1.5 mi n Madison (Cache Creek at Rd 89 crossing just w of I-505, e of gravel pits, ca 10 air mi w of Woodland, Sacramento Valley); Sacramento Valley, Cache Creek 36 Comment
  UCD41139  Euthamia occidentalis N. Nicola 2002-7-3 241 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. 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
  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
  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
  UCD81008  Ficus carica Jose-Luis Rayas; with PLB 102 students 2009-4-26 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Mouth of Bray Canyon. In creekbed. 71 Comment
  UCR119001  Filago gallica Beecher Crampton 1965-4-27 7298 a Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCD127497  Foeniculum vulgare A. S. Crafts 1926-7-8 457 Yolo University Farm Campus, 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
  UCD34258  Frankenia salina Beecher Crampton 1978-6-27 9614 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD38280  Frankenia salina B. Crampton 1952-10-31 897 Yolo Alkaline soil along railroad property. Comment
  UCD99601  Frankenia salina H. Popenoe 1949-5-26 26 Yolo banks of Pole Road canal 3 miles northeast of Davis. Comment
  UCD48064  Fraxinus dipetala A. Laffin; S. Holck, A. Randall 2002-4-13 17 Yolo Yolo County, McLaughlin Reservoir. 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. 488 Comment
  UCD73093  Fraxinus dipetala Ellen Dean; Plant Biology 102 students 2008-4-6 4716 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek near old road cut that ascends slope. 82 Comment
  UCD122051  Fraxinus latifolia Cay Collette 1975-5-31 23 Yolo Knight's Landing, 15' from Sacramento River. 15 Comment
  UCD164523  Fraxinus latifolia Craig D. Thomsen 2009-5-15 2914 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  UCD15569  Fremontodendron californicum D. J. Doo 1995-5-10 s.n. Yolo Along Hwy 113 and Covell Rd. 15 Comment
  UCD15589  Fremontodendron californicum J. A. Johnston 1995-5-16 20 Yolo UC Davis Campus, north edge of the Experimental College Gardens. 50 Comment
  UCD67992  Fremontodendron californicum M. Thibodeau 1995-4-20 12 Yolo University of California, Davis campus, West side of King Hall. Comment
  CDA39332  Fritillaria pluriflora Mr. Clement 1930-2-25 s.n. Yolo Capay Valley. 0 Comment
  UCD134784  Fumaria officinalis A. M. Shapiro 2013-3-22 s.n. Yolo UC Davis campus. Southeast corner of Robbins Hall. 15 Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 Comment
  UCD121624  Galium aparine Rolf Y. Berg 1964-3-14 8009 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey. Comment
  UCD164873  Galium aparine Henry House 1995-5-23 1995- 16 Yolo Davis. 15 Comment
  SEINET5739094 Image available Galium aparine James K. McGrath 1963-1 26 Yolo Growing in shaded ravines of steep hillsides; southern exposure; State Hwy 128 below Recreation Beach.; Recreation Beach Comment
  UCD121703  Galium aparine G. F. Hrusa 1998-3-21 14157 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. North Coast Biodiversity Arena. 225 Comment
  UC917335  Galium bolanderi J. D. Skoss 1948-6-6 31 Yolo 10 mi below Yolo-Napa county line (boggy area alongside road); Putah Canyon Comment
  UCD59323  Galium parisiense Ellen Dean; Kate Mawdsley 2007-5-11 3747 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
  UCD56763  Galium porrigens Ellen Dean; M. Bibbo 2007-3-23 3455 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
  JEPS52768  Galium porrigens var. tenue G. L. Stebbins Jr. 1966-2-22 6309 Yolo above Cache Creek (s side of mt.); Glasscock Mountain 304 Comment
  UC1562739  Galium porrigens var. tenue Barbara Ertter with Annetta Carter 1989-5-28 8532 Yolo Rayhouse Road 4.3 mi from Hwy 16 (e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, ca 5 air mi wsw of Rumsey) 731 Comment
  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
  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
  UCD22754  Genista lydia Collector unknown 1988-2-11 s.n. Yolo Environmental Horticulture building. Comment
  UCD20374  Genista monosperma K. Esau 1932-3-10 s. n. Yolo Yolo County, UC Davis Campus. Comment
  UCR235429  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18776 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  CDA23033  Geranium molle D. G. Kelch 2008-2-29 08 .016-B Yolo Winters. USDA Germplasm Center. Comment
  UCD56700  Geranium molle Ellen Dean; M. Bibbo 2007-3-23 3393 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD160544  Gilia capitata Ellen Dean; Craig Thomsen 2015-3-21 8598 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD70205  Gilia capitata D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Dense chamise chaparral (Adenostomion fasciculatae Rivas-Martinez 1997). 210 Comment
  CDA40021  Gilia tricolor T. C. Fuller 1962-3-27 7891 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles west of Winters. 0 Comment
  UCD117945  Gilia tricolor A. A. Beetle 1945-2-22 4189 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD117961  Gilia tricolor Ogden C. Riddle 1942-3-29 32 Yolo Hill across creek north of 'cannon ball,' Putah Creek. Comment
  JEPS84568  Gilia tricolor subsp. tricolor John W. Willoughby 1977-3-27 1964 Yolo hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86); Vaca Mountains, n of State Highway 128 60 Comment
  UC917128  Gilia tricolor subsp. tricolor R. H. Miller 1949-3-27 7 Yolo at e entrance Putah Canyon; e entrance to Putah Canyon Comment
  UCD41117  Glycyrrhiza lepidota N. Nicola 2002-5-13 216 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, north side of creek. Comment
  SEINET952159  Glycyrrhiza lepidota var. glutinosa M. F. Wojciechowski 1997-1 714 Yolo Roadside along Frontage Rd. about 4 mi E of Davis, Just north of Interstate-80 15 Comment
  CDA6133  Grindelia camporum D. G. Kelch 2007-5-18 7 .319 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  CAS-BOT-BC314673  Grindelia hirsutula John Thomas Howell 1964-5-10 40698 Yolo Along railroad near Winters 39 Comment
  CAS-BOT-BC314678  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCD55500  Guillenia lasiophylla J. Shepard 2000-4-9 112 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .1 mi. along unpaved entrance road, then north past parking lot near barn. 12 Comment
  SBBG115414  Hainardia cylindrica B. Crampton 1953-5-5 1208 Yolo ca. 2.5 mi NE of city of Davis, along Rd 102 Comment
  UCD86151  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. Comment
  UCD132744  Helenium puberulum A. S. Crafts 1926-7-8 455 Yolo University Farm Campus, Davis. Comment
  CDA6195  Helianthus annuus T. C. Fuller 1958-7-18 889 -58 Yolo Railroad, Woodland. 0 Comment
  JEPS41111  Helianthus bolanderi Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9122 Yolo 1 1/8 mi ene Woodland (along Kentucky Ave. (Road 20), ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  UCD35878  Helianthus bolanderi Beecher Crampton 1965-10-8 7538 Yolo 2 miles e.n.e. of Woodland, County Road 20. Comment
  UCD37278  Helianthus bolanderi Beecher Crampton 1958-9-29 5119 Yolo 7 miles west of city of Davis, just south of Moon Ranch. 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
  UCD20899  Heliotropium curassavicum var. oculatum N. Nicola 2001-5-17 127 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  RSA97981  Heliotropium curassavicum var. oculatum H. E. Cott 1949-6-5 A- 133 Yolo At Winters Mouth of Putah Canyon. Comment
  UCD77752  Heliotropium europaeum Robert E. Preston 1998-6-25 1153 Yolo U. C. Davis, near University airport, NE of jct Hopkins Dr and Straloch Rd. 18 Comment
  CAS-BOT-BC309972  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-10-28 2593 Yolo 1/2 mi. W. of Yolo Causeway, on road from Sacramento to Davis Comment
  CHSC59300  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  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
  UCD21336  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-7-9 327 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 Dept. of Defense property line, thence south along narrow track. 12 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
  UCD133005  Hemizonia congesta subsp. luzulifolia Carl Schoner 1977-5-13 s.n. Yolo Smyth Ranch, end of County Road 32A and south of Dry Creek, ca. 5 miles northeast of Winters. 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
  UCR220398  Hemizonia fitchii Jean V. Shepard 2000-8-26 336 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road, south side between road and parking lot 12 Comment
  UCR36569  Hemizonia pungens A. C. Sanders 1984-6-18 5051 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD38803  Herniaria hirsuta var. cinerea Beecher Crampton 1958-5-26 4832 Yolo Yolo County; Davis. Comment
  UCD84348  Hesperevax caulescens Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CHSC100212  Hesperevax sparsiflora var. sparsiflora John Dittes 2007-5-6 1449 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon bobcat Ranch; ca. 4.0 air-miles northeast of Monticello Dam, ca. 0.6 air-mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  UCD20516  Hesperolinon disjunctum E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1088 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UC1212262  Hesperolinon micranthum Helen K. Sharsmith 1952-6-1 4120 Yolo near summit of Knoxville-Rumsey road (sw of Cache Creek Canyon); Inner North Coast Ranges 731 Comment
  UCD35254  Heterotheca oregona Beecher Crampton 1954-9-9 2267 Yolo 2 miles west of Winters. Comment
  UCD168991  Heterotheca sessiliflora subsp. bolanderi Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9294 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  UCD165455  Hirschfeldia incana Kai Battenberg 2016-8-6 KB 14 -1 Yolo Yolo County; Davis. Off of Research Park Drive. 150m West from Drew Avenue. 15 Comment
  UCD20862  Hirschfeldia incana N. Nicola 2001-2-5 079 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD81842  Hirschfeldia incana Jean Shepard 2009-8-23 829 Yolo City of Davis, east side. Wildhorse greenbelt east of Wildhorse golf course, south side of bridge over slough. Comment
  UCD84838  Holcus lanatus A. A. Beetle 1944-5-20 1985 Yolo Davis, University of California, perennial legume garden, Agron. Fields. Comment
  UCD84880  Holcus mollis Beecher Crampton 1969-6-17 8456 Yolo Davis. 14th X Eureka aves. 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
  UCD85286  Hordeum brachyantherum E. G. Cakin 1947-4-6 s.n. Yolo Roadside, 1/2 mile N of Davis. Comment
  UCD85405  Hordeum brachyantherum Fleur Ng'weno 1989-5-5 DQ 37 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  CAS-BOT-BC285014  Hordeum depressum Peter H. Raven 1955-4-17 8279 Yolo Davis Comment
  SBBG115384  Hordeum depressum B. Crampton 1985-4-10 9913 Yolo ca. 3.5 mi SE of Woodland Comment
  UCD21418  Hordeum depressum J. Shepard 2002-4-21 509 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Department of Defense fence. South to first large vernal pool - just north of pool. 12 Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD80902  Hordeum depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5306 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD85607  Hordeum depressum Beecher Crampton 1956-4-9 3241 Yolo Winters. Comment
  UCD85610  Hordeum depressum Beecher Crampton 1962-5-1 6358 Yolo Saxon Station, northern R.R. 7 miles southeast of Davis (in direct line.) Comment
  UCD85745  Hordeum jubatum K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  CAS-BOT-BC285085  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  HSC10170  Hordeum marinum subsp. gussoneanum J. V. Lenz 1947-4-16 Yolo 3 mi N of Davis Comment
  SBBG115654  Hordeum marinum subsp. gussoneanum B. Crampton 1964-4-7 6919 Yolo ca. 2 mi N of Davis, City Dump 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
  UCD58039  Hordeum marinum subsp. gussoneanum Ellen Dean; K. Mawdsley 2007-4-6 3578 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 450 Comment
  UCD84326  Hordeum marinum subsp. gussoneanum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD164512  Hordeum murinum Craig Thomsen 2006-5-4 2690 Yolo Camp Haswell County Park. At edge of large turnout, just west of Hwy 16. 137 Comment
  UCD86243  Hordeum murinum subsp. glaucum R. Koch 1996-6-1 17 Yolo Davis. Along bike path in West Davis. 15 Comment
  UCD21202  Hordeum murinum subsp. leporinum J. Shepard 2000-2-28 58 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot, near barn. At south end of archery range. 12 Comment
  UCD41012  Hordeum murinum subsp. leporinum Carol W. Witham 2003-4-11 942 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD85914  Hordeum murinum subsp. leporinum A. A. Beetle 1944-5-17 1991 Yolo 3 miles W of Sacramento. Comment
  UCD85932  Hordeum murinum subsp. leporinum Bradford Bearce 1965-4-11 24 Yolo Davis. Little League Ball Park. SW corner of County Road 31 and H St. Comment
  UCD86132  Hordeum murinum subsp. leporinum Beecher Crampton 1953-1-23 969 Yolo Davis. In a lawn. Comment
  UCD86137  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1344 Yolo Davis. Vacant lot. Comment
  UCR151941  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo Sacramento Valley, UC Davis campus, dormitory-orchard area 16 Comment
  SEINET242457 Image available Hordeum vulgare Beecher Crampton 1986-12-3 T.O.s.n. Yolo CULTIVATED; UC Davis Campus, Agronomy Experimental Area Comment
  UCD86532  Hordeum vulgare J. Hardison 1989-5-11 132 Yolo Davis. Between Russell Blvd. and bike path. Comment
  CDA36939  Hypochaeris glabra CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET7247646  Ipomoea alba June McCaskill, Katherine Onaga 1962-1 659 Yolo To top of 5 foot wooden fence in backyard at 816 Miller Drive, Davis Comment
  UC1245138  Ipomoea triloba June McCaskill 1959-2-19 589 Yolo grown Botany Dept greenhouse, University of California, Davis Botany Dept greenhouse, University of California, Davis; grown Botany Dept greenhouse, University of California, Davi Comment
  CAS-BOT-BC324751  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., margin of flood plain of Putah Creek Comment
  UCD63352  Iva axillaris subsp. robustior Daniel Sanchez-Mata 2006-6-15 s.n. Yolo Winters-Moskowite Corners. Putah Creek Public Fishing Area. 70 Comment
  UCD110256  Juglans californica B. Tanjoco; E. Larimer 2002-4-27 12 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. NW corner of deer vivarium. 21 Comment
  CDA29797  Juglans hindsii M. K. Beyers 2009-7-18 173 Yolo Putah Creek; along trail, parallel with creek s edge. Downstream from the Monticello Dam and adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  SBBG50628  Juglans hindsii V. Rakvidhyasastra 1969-5-3 26 Yolo Putah Crk area, 3 mi from Hutchison Drive 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
  UCD142934  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD143938  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8001 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road on edge of agricultural fields. In Putah Creek vegetation survey plot Putah Creek Sinks #3D. 4 Comment
  UCD14614  Juglans hindsii Nathan Horn 1989-6-7 23 Yolo California, Yolo Co.; along Old Davis Road, ca. 1 mile south of University of California, Davis; 15 Comment
  UCR106826  Juglans hindsii Glen Luft 1982-6-4 6 Yolo Sacramento Valley, Outside Davis, along Covell Road. 22 Comment
  UCD18222  Juglans regia Mike Payne 2001-5-22 s.n. Yolo City of Davis, NE corner of Temple Dr. and Cork Pl. Comment
  UC1543158  Juncus balticus Charlotte G. Nast 1936-4-17 133 Yolo n of Davis (Woodland highway) Comment
  UCD141326  Juncus balticus subsp. ater Everett H. Everson 1951-4-19 33 Yolo Sacramento River, 9.4 miles southeast of Davis on county road34A. Comment
  UCD141392  Juncus bufonius Fleur Ng'weno 1989-4-30 DQ 23 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD21537  Juncus bufonius J. Shepard 2000-5-8 234 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park - Air Force installation - and south along narrow track. 12 Comment
  UCD80946  Juncus bufonius Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5349 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
  UCD141755  Juncus patens H. A. Borthwick 1925-5-25 1797 Yolo Putah Canyon. Comment
  UCD59395  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
  UCD20518  Juniperus californica E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1090 Yolo McLaughlin UC Reserve. Along Rayhouse Rd. N side of Davis Creek resevoir. 0.6 road miles E of intersection with Soda Springs road. Downslope side of road. 463 Comment
  SEINET11740552  Juniperus scopulorum Unknown 1972-6-19 s.n. Yolo University of California Davis, EH 68.603 (from Monrovia Nursery) Comment
  UCD70203  Keckiella breviflora var. glabrisepala D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Shrubland plant communities on basaltic rocky slopes and talus. 170 Comment
  RSA96655  Keckiella corymbosa Percy C. Everett, E. K. Balls 1954-10-19 20365 Yolo Cache Creek, 6.9 mi. n.w. of Rumsey, Hwy 16 to Madison. 152 Comment
  CAS-BOT-BC237819  Keckiella lemmonii Roxana Stinchfield 1916-6-26 351 Yolo Road crossing Buckeye Cr. near County line warehouse Comment
  UCD97109  Keckiella lemmonii Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7009 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon, small side canyon mouth (just north of side canyon with salt spring) on east side of Bray Creek. Comment
  CDA41412  Keckiella lemmonii Sartain & Rominger s.n. Yolo Cottonwood Creek, south of Esparto. 0 Comment
  JEPS24501  Kickxia elatine J. H. Thomas 1960-8-30 8870 Yolo about 5 mi s Winters (along highway to Vacaville) Comment
  UCD123849  Kickxia elatine A. S. Crafts 1926-7-8 485 Yolo University Farm Campus, Davis. Comment
  UCD123884  Kickxia elatine Daryl Koutnik; John Sowell 1978-10-27 579 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD144332  Kickxia elatine G. F. Hrusa 1998-8-15 14766 b Yolo Tule Canal, 1/4 N of Highway 16. Comment
  UCR5801  Kickxia elatine O. F. Clarke 1966-8-5 660805- 01 Yolo Davis Comment
  UCD38757  Lactuca serriola Beecher Crampton 1957-10-25 4639 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD133553  Lactuca serriola R. N. Raynor 1938-8-15 s.n. Yolo Davis. Comment
  UCD133570  Lactuca serriola R. N. Raynor 1938-8-15 s.n. Yolo Davis. Comment
  UCD59328  Lagophylla minor Ellen Dean; Kate Mawdsley 2007-5-11 3752 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  POM53164  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo 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
  UCR118794  Lamium amplexicaule Beecher Crampton 1962-3-13 6087 Yolo Sacramento Valley, city of Davis, University of California campus 15 Comment
  UCD37782  Lamium amplexicaule Beecher Crampton 1962-3-13 6087 Yolo Davis, University of California campus, Agronomy plot east of warehouse. Comment
  RSA695578  Lasthenia Keith E. Hoffmaster 1940-4-28 953 Yolo Davis, 2 mi. north. Comment
  UCD81027  Lasthenia californica subsp. californica Ellen Dean 2009-4-1 5370 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
  UCD14951  Lasthenia californica subsp. californica Steven E. Smith 1977-4-8 1 Yolo California, Yolo Co.; near a pool next to (100 meters east of) Road 105, 1/2 mile south of Road 38 and 4.3 miles north-east of Yolano; 15 Comment
  CAS-BOT-BC324475  Lasthenia ferrisiae A. A. Heller; H. E. Brown 1902-4-30 5425 Yolo Near Black's Comment
  SBBG115699  Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 mi SE of Woodland, along Mavis Henson (Field) Rd, just E of jct with county Rd 102 and just S of Rd 25 Comment
  UCD21295  Lasthenia fremontii J. Shepard 2000-5-8 235 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park, and south along fenceline (ca. 200 yards). 12 Comment
  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
  UCD133708  Lasthenia fremontii P. B. Kennedy 1915-4-20 s.n. Yolo Davis. Comment
  UCD144289  Lasthenia glaberrima Carol W. Witham 2003-4-7 880 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144290  Lasthenia glaberrima Carol W. Witham 2003-4-7 880 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD33788  Lasthenia glaberrima Beecher Crampton 1973-4-16 8917 Yolo 1 mile SW of Saxon Station. Comment
  UCD73132  Lasthenia glaberrima Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD23204  Lasthenia glabrata A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  JEPS35384  Lasthenia glabrata subsp. glabrata W. L. Jepson 1940-5-17 19927 Yolo 7 mi e Davis Comment
  UCD21037  Lasthenia glabrata subsp. glabrata Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 223 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
  UCD84325  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  HSC5157  Lasthenia platycarpha M. Dole 1963-4-9 23 Yolo one mi. E of Zamora on Road 15 Comment
  UCD133876  Lasthenia platycarpha K. Esau 1936-3-31 s.n. Yolo south of Woodland. Comment
  UCD19454  Lathyrus J. Shepard 2000-2-19 46 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north past parking lot to archery range. 12 Comment
  UCD38967  Lathyrus jepsonii var. californicus Beecher Crampton 1961-5-8 5863 Yolo Davis, north city limits along County Road 31. Comment
  UCD106694  Lathyrus tingitanus M. Ramos 1996-5-7 15 Yolo Mix Canyon Road. 396 Comment
  UCD41165  Lathyrus vestitus C. Holn 2002-4-15 187 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay. Comment
  UC638788  Lathyrus vestitus var. vestitus Ethel Crum 1938-5-7 1984 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 152 Comment
  UCD58065  Lathyrus vestitus var. vestitus Ellen Dean; K. Mawdsley 2007-4-6 3605 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  UCD96941  Lathyrus vestitus var. vestitus Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7005 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. Comment
  CHSC83161  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo Davis. University of California campus. Environmental Horticulture. Comment
  SEINET12323493  Lavandula dentata W. R. Russell 1954-1 s.n. Yolo Davis, University of California campus, along S side of Health Center Comment
  CAS-BOT-BC323862  Layia chrysanthemoides W. D. Hamilton 1946-4-19 s.n. Yolo 3 miles N of Davis. Comment
  UCR225269  Layia chrysanthemoides Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  HSC31624  Layia chrysanthemoides Glenn McGourty 1974-4-20 9 Yolo On corner of Route 99W and Rd. 56 Comment
  POM53348  Layia fremontii A. A. Heller, H. E. Brown 1902-4-29 5413 Yolo Near Madison. Comment
  UCD81430  Layia platyglossa M. Wiesendanger 1927-4-29 s.n. Yolo Davis. Comment
  UC625454  Layia septentrionalis Frank W. Gould 1938-4-22 282 Yolo on road from Rumsey to, near the county line Arbuckley; Capay Valley Comment
  SACT001390  Leersia oryzoides Brian Brown 1975-10-10 Yolo Moist habitat Comment
  UCD36094  Leersia oryzoides Beecher Crampton 1952-10-12 862 Yolo Yolo County, city of Davis, along Putah Creek. Comment
  UCD63512  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo 1/2 mile northwest of Knights Landing. Comment
  CAS-BOT-BC534529  Lemna gibba June McCaskill; Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  UCD124960  Lepechinia calycina Cynthia Weed 1967-5-21 s.n. Yolo beside Putah Creek, ca. 1/2 mile east of Monticello Dam. 22 Comment
  UCD59377  Lepechinia calycina Ellen Dean; Kate Mawdsley 2007-6-8 3852 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch, just W of main loop road. 609 Comment
  CAS-BOT-BC88688  Lepidium acutidens Carl B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115223  Lepidium acutidens Robert E. Preston 1996-3-23 911 Yolo ca. 1 mi N of Davis; at edge of field along E side of Rd 102. 9 Comment
  UCD115260  Lepidium appelianum M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115264  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115273  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  RSA0001958  Lepidium brownii A. A. Heller, H. E. Brown 1902-4-30 5429 Yolo Near Black's. Comment
  UCR152291  Lepidium chalepense Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street 5 Comment
  RSA20862  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115347  Lepidium didymum Sonia Cook 1977-4-28 s.n. Yolo 883 Linden Lane, Davis. Comment
  UCD115411  Lepidium draba B. Crampton 1953-5-28 1346 Yolo About 1 mile west of West Sacramento. Comment
  UCD115368  Lepidium draba M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115370  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  UCD115374  Lepidium draba Dr. A. S. Crafts 1936-3-10 s.n. Yolo Woodland. Comment
  JEPS41112  Lepidium latifolium Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9116 Yolo 1.8 mi ene Woodland 10 Comment
  SD257227  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area. 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UC1607602  Lepidium latifolium Barbara Ertter 1988-10-21 7987 Yolo 1.5 mi n Madison (Cache Creek at Rd 89 crossing just w of I-505, e of gravel pits, ca 10 air mi w of Woodland, Sacramento Valley); Sacramento Valley, Cache Creek 36 Comment
  CAS-BOT-BC89745  Lepidium latifolium Margaret K. Bellue 1946-11-1 s.n. Yolo Lisbon District. Comment
  CAS-BOT-BC89807  Lepidium latipes A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  RSA696169  Lepidium latipes Keith E. Hoffmaster 1940-4-28 955 Yolo 2 miles north of Davis Comment
  UCD21051  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 231 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
  UCD21420  Lepidium latipes J. Shepard 2002-4-21 511 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCD63230  Lepidium latipes Ellen Dean; K. Mawdsley 2008-4-16 4805 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD72404  Lepidium latipes Ellen Dean; Kate Mawdsley 2008-4-16 4810 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD73032  Lepidium latipes Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4913 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD84328  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UC2014149  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  JEPS84897  Lepidium latipes var. heckardii L. R. Heckard 1981-5-30 5518 Yolo ca. 3 mi. s.e. Woodland (s. of rd. 25 & w. of rd. 103) Comment
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD115776  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  UCD115808  Lepidium nitidum Fleur Ng'weno 1989-4-27 DQ 11 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  CDA34527  Lepidium nitidum var. oreganum R. A. Price 2010-4-9 1611 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  UCD115755  Lepidium oblongum Beecher Crampton 1977-5-31 9498 Yolo Davis, at the Davis Senior High School. Comment
  UCD115768  Lepidium oxycarpum J. M. Tucker 1951-2-24 2037 Yolo Off Highway 99W, ca. 3 miles northwest of Davis. Comment
  UCD169971  Lepidium pinnatifidum Breckenridge 2001-4-17 PDR 994075 Yolo Along I-5 from Dunnigan to Woodland. Comment
  UCD81059  Lepidium pinnatifidum Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5594 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  CDA19080  Lepidium pinnatifidum R. Breckenridge, Kratville 2001-4-17 PDR 994075 Yolo Sacramento Valley; Along I-5 from Dunnigan south. 0 Comment
  UCD115857  Lepidium pinnatifidum Beecher Crampton 1960-5-9 s.n. Yolo 1/4 mile south of Saxon Station. Comment
  UCD145065  Lepidium sativum A. M. Shapiro 2014-3-10 s.n. Yolo West Sacramento. By service road adjacent to RR embankment, ca. 1/4 mile N of West Capitol Avenue. 7 Comment
  UCD41166  Lepidium sativum N. Nicola 2002-4-11 178 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  RSA590199  Lepidium strictum Michael A. Vincent, Robert M. Rhode 1996-3-30 7263 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. 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
  SACT001397  Leptochloa fascicularis John Willoughby 1976-7-29 Yolo Along road. 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
  RSA212163  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 miles SW. of Knights Landing 15 Comment
  CAS-BOT-BC274008  Leptochloa fusca subsp. fascicularis Lewis S. Rose 1969-6-23 69041 Yolo 2 mi. sw of Knights Landing 15 Comment
  UCD36776  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-8-23 3138 Yolo Yolo County, 3 miles north of city of Davis. Comment
  UCD63961  Leptochloa fusca subsp. uninervia Beecher Crampton 1963-10-14 Yolo Davis. Comment
  UCD118986  Leptosiphon androsaceus 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
  UCD58088  Leptosiphon androsaceus Ellen Dean; K. Mawdsley 2007-4-6 3626 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  HSC82275  Leptosiphon ciliatus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5112 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD58053  Leptosiphon ciliatus Ellen Dean; K. Mawdsley 2007-4-6 3593 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
  UCD63083  Leptosiphon jepsonii Ellen Dean 2008-4-9 4792 Yolo Tuleyome Ireland Ranch. Central part of Ranch adjacent to southern boundary in small canyon that is east of main canyon. 593 Comment
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  UC87987  Lessingia hololeuca Blankinship 1892-9-25 Yolo Woodland Comment
  UCD141662  Leymus triticoides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7790 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD86641  Leymus triticoides E. G. Cakin 1947-5-8 s.n. Yolo Davis. UC Davis, University Farm. Comment
  CDA32473  Leymus triticoides T. C. Fuller 1958-5-2 3934 Yolo Between freeway and railroad, 1 mile east of Davis. 0 Comment
  SBBG115634  Limnanthes alba B. Crampton 1995-4-26 10287 Yolo 3 mi SE of Florin, Boswell Driver and Vintage Parks Comment
  UCD116511  Limnanthes douglasii subsp. nivea K. Esau 1932-3-26 s.n. Yolo Putah Canyon. Comment
  CDA15886  Linanthus androsaceus G. F. Hrusa 1998-3-21 14156 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. Comment
  JEPS30780  Linanthus ciliatus Lewis S. Rose 1936-4-27 36171 Yolo 3 mi nw Rumsey 152 Comment
  JEPS58545  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  UCD115925  Lobularia maritima Joy Woo 1989-5-21 18 Yolo Corner of Valencia Ave. and Anderson Rd. Davis, CA. Comment
  UCD168988  Logfia filaginoides Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9291 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  UCD73704  Logfia gallica Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD134151  Logfia gallica Fleur Ng'weno 1989-5-7 DQ 40 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD65611  Lolium A. A. Beetle 1942-6-1 3729 Yolo Davis. 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
  UCD36090  Lolium multiflorum Beecher Crampton 1952-10-11 858 Yolo Yolo County, 1 mile north of Davis, roadside. Comment
  UCD36960  Lolium multiflorum Beecher Crampton 1956-5-31 3499 Yolo Yolo County, 2 miles west of city of Davis, on road to Winters, at 'Four Corners. Comment
  UCD66064  Lolium multiflorum Beecher Crampton 1961-6-1 5884 Yolo 3 miles S of Woodland. Comment
  UCD84351  Lolium multiflorum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD59307  Lolium perenne Ellen Dean; Kate Mawdsley 2007-5-11 3731 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
  UCD81615  Lolium perenne Collector Unknown 1925-6-3 s.n. Yolo Causeway. Comment
  SACT001463  Lolium perenne 1925-6-3 Yolo No collector/determiner listed Comment
  RSA701647  Lolium perenne subsp. multiflorum Lois Weston 1942-4-20 s.n. Yolo Davis. Comment
  SEINET3828340  Lolium perenne subsp. multiflorum George K. Helmcamp, E. A. Helmkamp 2012-1 18768 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland Madison 7.5. 65 Comment
  UCD66620  Lolium temulentum J. D. Skoss 1947-5-10 s.n. Yolo Putah Canyon. Comment
  UCD66629  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo 3 miles S of Woodland. Comment
  UCD127604  Lomatium californicum Joseph M. DiTomaso 1976-4-9 399 Yolo next to Putah Creek at base of Monticello Dam, Lake Berryessa. Comment
  UCD127606  Lomatium californicum K. Esau 1932-3-26 s. n. Yolo Putah Canyon. Comment
  UCD47847  Lomatium californicum M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 17 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, S of road that goes from Soda Spring area to Rayhouse Rd. ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. Ca. 1600 ft. Comment
  UCD127036  Lomatium californicum Beecher Crampton 1955-5-5 2746 Yolo 6 miles west of city of Winters, bank above Recreation Beach along Putah Creek. Comment
  UC1382125  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley Comment
  RSA590200  Lomatium dasycarpum subsp. tomentosum Michael A. Vincent, Robert Rhode 1996-3-30 7258 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. 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
  UCD127723  Lomatium utriculatum Amelie Blyth 1952-3-2 2- 3 Yolo about 2 miles west of Capay, near Cache Creek. Comment
  UCD41100  Lomatium utriculatum N. Nicola 2002-4-12 179 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD62911  Lomatium utriculatum Christa Lindsey; Plant Biology 102 students 2008-5-3 8 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. North side of Bray Creek along main trail. 91 Comment
  SEINET215144  Lomatium utriculatum Jim Arthur 1966-2-5 15 Yolo State Highway 128 3/4 miles east of Monticello Dam Comment
  UCD38957  Lotus corniculatus Beecher Crampton 1961-8-1 5961 Yolo Davis, SP R.R. Station. Comment
  RSA590186  Lotus humistratus Michael A. Vincent, Robert Rhode, Karl Vincent 1996-3-30 7269 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  RSA0028967  Lotus humistratus Keith E. Hoffmaster 1939-4-26 936 Yolo Putah Canyon. Comment
  RSA0028968  Lotus humistratus Lois Weston 1942-4-24 1140 Yolo Putah Canyon. Comment
  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
  UCD66038  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 33 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  UCD107103  Ludwigia peploides Daryl Koutnik; John Sowell 1978-10-27 575 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD66059  Ludwigia peploides subsp. montevidensis B. J. Grewell 2005-8-23 05- 15 -LU Yolo Putah Creek at upstream of Los Rios Ranch seasonal crossing, Rd 105 and Rd 35. 7 Comment
  UCD66060  Ludwigia peploides subsp. montevidensis B. J. Grewell 2005-8-23 05- 15 -LU Yolo Putah Creek at upstream of Los Rios Ranch seasonal crossing, Rd 105 and Rd 35. 7 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
  UCD78326  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-19 07- 111 -LU Yolo University of California, Davis. Pond at USDA-ARS research facility, 2705 Levee Road. 20 Comment
  RSA735205  Lupinus Keith E. Hoffmaster 1939-4-15 921 Yolo Davis, 1 mi. north. Comment
  RSA735210  Lupinus Lois Weston 1942-4-24 1148 Yolo Putah Canyon. Comment
  SEINET7062984 Image available Lupinus bicolor A. G. Vestal 1955-4-5 s.n. Yolo Grassey field at Rumesy in the north Capray valley. UTM Zone 10, 566133mE, 4304650mN. (WGS84/NAD83). 128 Comment
  UC201926  Lupinus bicolor F. P. Nutting April, 1892 Yolo Knight's Landing Comment
  UCD107270  Lupinus bicolor P. B. Kennedy 1915-4-26 27 Yolo Nedicagoplats - Univ Farm, Davis. Comment
  UCD23475  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1. Comment
  UCD80923  Lupinus bicolor Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5326 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
  CAS-BOT-BC227812  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1 Comment
  UCD33688  Lupinus bicolor Beecher Crampton 1972-3-13 8772 Yolo 3 miles west of Winters. Comment
  CDA27420  Lupinus bicolor subsp. pipersmithii Ethelbert Johnson 1920-3-27 12 Yolo West of Davis. Comment
  RSA232966  Lupinus luteolus D. A. Young 1969-5-4 333 Yolo 1.5 mile west of Brooks, along Hwy 16 roadside, Foothill Wd. 244 Comment
  CHSC100174  Lupinus microcarpus var. densiflorus John Dittes 2007-5-6 1447 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ca. 3.9 air miles west by northwest of Winters, ca. 2.9 air miles northeast of Monticello Dam; ca., 0.8 air mile south of Buckhorn Spring. 160 Comment
  SEINET2441062  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14722 Yolo Western Sacramento Valley: Capay Valley. Along CA-16, 1.5 miles west of Capay (Esparato 7.5'.). 70 Comment
  UC727200  Lupinus microcarpus var. densiflorus A. A. Heller 1942-4-22 16433 Yolo 2 mi s Dunnigan Comment
  UCD108692  Lupinus microcarpus var. densiflorus L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD108745  Lupinus microcarpus var. densiflorus Mrs. L. H. Phillips 1929-3-17 1780 Yolo Capay Valley. Comment
Read comments
Jan 1 2016
  UCD108748  Lupinus microcarpus var. densiflorus M. Ramos 1996-4-10 2 Yolo found along side of Road 128, 8 mi west of Winters. 137 Comment
  UCD108761  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-11 1723 Yolo Davis. Comment
  UCD81456  Lupinus microcarpus var. densiflorus M. Wiesendanger 1927-4-29 615 Yolo Esparto. 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
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  UCD108751  Lupinus microcarpus var. densiflorus E. H. Stanford 1940-4-28 s.n. Yolo Putah. Comment
  UC532186  Lupinus microcarpus var. microcarpus L. F. Robbins 1928-4-15 Yolo Capay Valley Comment
  UCD108838  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo Moon Ranch, 7.5 miles west of Davis. Comment
  UCD84345  Lupinus microcarpus var. microcarpus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD108892  Lupinus microcarpus var. microcarpus Joy Woo 1989-5-3 4 Yolo Near Greenbelt #4. North Davis. Comment
  UCD109268  Lupinus nanus Cay Collette 1975-5-17 14 Yolo Knight's Landing Comment
  UCD34399  Lupinus nanus Beecher Crampton 1982-3-22 9821 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCD108969  Lupinus nanus Alan P. Godlewski 1974-4-26 3 Yolo South of Envir. Hort. On UC Davis campus. Comment
  UCD34394  Lupinus nanus Beecher Crampton 1982-3-8 9814 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCR148124  Lupinus nanus var. apricus Beecher Crampton 1982-3-8 9814 Yolo 5 mi west of Wintes on Hwy 128 54 Comment
  UCD33691  Lupinus pachylobus Beecher Crampton 1972-3-27 8777 Yolo 2 miles west of Winters. Comment
  UCR119104  Lupinus subvexus Beecher Crampton 1955-4-14 2477 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  SEINET10737374 Image available Lupinus subvexus A. Arthur Heller 1902-4-29 Heller 5415 Yolo Near Madison. Comment
  SEINET11091449 Image available Lupinus subvexus I. L. Eaks 1951-3-28 21 Yolo 3 miles north of Davis Comment
  RSA31945  Lupinus subvexus var. subvexus A. A. Heller 1929-4-21 14847 Yolo Madison Comment
  UC753996  Lupinus succulentus H. F. Copeland 1943-4-24 1592 Yolo e Davis; e of Davis Comment
  RSA158045  Lupinus succulentus June McCaskill, Katherine Onaga, B. J. McCaskill 1962-4-12 648 Yolo 0.1 mile east of intersection of L and 2nd Streets, Davis. 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
  SFV1905  Lupinus succulentus B. J. McCaskill, K. Onaga 1962-4-12 648 Yolo Sacramento Valley Davis. 0.1 miles east of intersection of L and 2nd streets. Comment
  UCD34648  Lupinus succulentus Beecher Crampton 1987-3-31 10092 b Yolo 7 miles west of Winters along US 128. Comment
  UCD82153  Lupinus succulentus Jean Shepard 2000-4-1 109 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd. Comment
  RSA733863  Lycium barbarum Keith E. Hoffmaster 1946-8-4 1254 Yolo Davis Comment
  UCD126600  Lycium barbarum W. Herms 1929-8-1 2033 Yolo Woodland. Comment
  UCD126604  Lycium barbarum Carl Schoner; June McCaskill 1972-6-19 s.n. Yolo in vacant lot along U.S. Highway 99W, in Zamora. Comment
  UCD126606  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  SEINET10780228  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 83 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780232  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 133 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD126618  Lycopersicon esculentum Beecher Crampton 1977-10-26 s.n. Yolo UC Davis Campus, Agricultural Services Area. Comment
  UCD36513  Lythrum californicum Beecher Crampton 1953-11-22 1737 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD161504  Lythrum hyssopifolia Craig Thomsen 2015-10-5 2610 Yolo Otis-Camp Haswell Yolo County Park. Rumsey Canyon. West side of Cache Creek. 144 Comment
  UCD84361  Lythrum tribracteatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET9293318  Madia elegans Unknown 2009-5-20 14726 Yolo Glasscock Mountain Comment
  UC638791  Madia elegans Ethel Crum 1938-5-7 1980 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 152 Comment
  UC638700  Madia gracilis Ethel Crum 1938-5-7 2003 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD134330  Madia gracilis Collector Unknown 1940-4-15 s.n. Yolo Putah Canyon. Comment
  UCD59351  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3775 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern section of ranch. 445 Comment
  UCD62903  Madia gracilis Christa Lindsey; Plant Biology 102 students 2008-5-3 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD14497  Maesa japonica John M. Tucker 1981-5-19 4457 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  SEINET8191883 Image available Magnolia grandiflora June McCaskill, J. M. Tucker 1957-6-13 529 Yolo Along main walkway across Quadrangle, University of California, Davis Comment
  UCD134378  Malacothrix floccifera K. Esau 1935-5-8 s.n. Yolo Putah Canyon. Comment
  JEPS36819  Malacothrix floccifera W. L. Jepson 1920-5-25 9051 Yolo Putah Pass Inner North Coast Range, Putah Pass Comment
  UCD15616  Malacothrix floccifera R. B. Kelley 1985-4-12 143 Yolo 0.4 mile S of Colusa/Yolo County line on SR 16. 188 Comment
  UCD116609  Malva nicaeensis M. Ramos 1996-5-25 23 Yolo North side of Davis. 12 Comment
  UCD21232  Malva nicaeensis J. Shepard 2000-4-9 111 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. By parking lot on north side of entrance road. 12 Comment
  CDA20336  Malva nicaeensis M. Stephenson 2000-5-31 Yolo Sacramento Valley; Alley betw. D & E. streets, Davis 0 Comment
  SEINET5729251 Image available Malva nicaeensis William Schlack 1975-1 9 Yolo Road 102, 5 miles north of Covell Boulevard. 12 Comment
  UCD149327  Malva parviflora Collector Unknown 1925-4-18 s.n. Yolo City of Davis. 15 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
  UCD55484  Malvella leprosa J. Shepard 2003-8-31 615 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 50 yd. 12 Comment
  LA36326  Malvella leprosa H. Popenoe; 1949-6-2 29 Yolo by Davis-Winters flight strip Comment
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  UC917143  Marah fabacea R. B. Griffith 1949-3-14 3 Yolo Putah Canyon Comment
  UCD107627  Marah fabacea R. B. Griffith 1949-3-14 3 Yolo Putah Canyon. Comment
  UCD107577  Marah fabacea Collector unknown 1925-3-24 1748 Yolo Davis. Comment
  UCD107659  Marah fabacea Bob Threlkel 1964-3-27 1 Yolo Cache Creek, State Highway 16, 3.5 miles northwest of Rumsey. 152 Comment
  CHSC46938  Marah watsonii Robert A. Schlising 1965-3-20 2750 Yolo Along highway 16, 2.3 miles north of Rumsey, near Cache Creek. Comment
  UCD56741  Marah watsonii Ellen Dean; M. Bibbo 2007-3-23 3433 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD62840  Marah watsonii Michael J. Bower; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  SEINET5729440 Image available Marah watsonii Bob Threlkel 1964-1 1 Yolo In oak woodland in foothills, Cache Creek, State Highway 16, 3.5 miles northwest of Rumsey.; Rumsey 152 Comment
  UCD125031  Marrubium vulgare J. K. Couch 1995-5-26 26 Yolo Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD125032  Marrubium vulgare A. S. Crafts 1926-7-8 452 Yolo University Farm Campus, Davis. Comment
  SEINET5734566 Image available Marrubium vulgare Mary Anne Brayton 1964-1 33 Yolo Along Hwy 128, 10 miles west of Winters.; Winters Comment
  UCD125014  Marrubium vulgare C. J. W. 1913-4-1 310 Yolo Davis. Comment
  UCD19186  Marrubium vulgare Patrick F. Fields 1976-4-25 10 Yolo 1.7 mi. west of Pleasents Valley Rd. on road E6, 20 yards from creek. 121 Comment
  CAS-BOT-BC67840  Marsilea vestita Roxana Stinchfield 1916-7-1 360 Yolo Tule at mouth of Buckeye Comment
  UCD150940  Matricaria chamomilla D. S. Park; D. Potter 2010-4-22 21 Yolo 128 roadside east, edge of parking area. Disturbed. Gravel. 81 Comment
  CDA30607  Matricaria discoidea M. Beyers 2010-4-3 331 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  UCD160167  Matricaria discoidea Heather Castro 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, next to ranch house headquarters. 99 Comment
  UCD18491  Matricaria discoidea C. P. Pease 1995-5-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  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
  UCR257143  Matricaria discoidea George K. Helmkamp, Mary Alice Barnes 2013-5-8 20515 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  CAS-BOT-BC348255  Matricaria discoidea Bellue; Goodwin 1932-4-22 s.n. Yolo Davis Comment
  SEINET9344120  Matricaria discoidea Unknown 1978-5-8 9581 Yolo 0.25 mi S of Saxon Station, T7N R3E Sect 17, NE 1/4. Roadside UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD13322  Matricaria discoidea Bill Chally 1989-4-27 12 Yolo Stebbins Reserve, W of Winters, along hwy 128. 243 Comment
  UCD134470  Matricaria discoidea Lynn. M. Holstein 1979-5-18 5 Yolo Corner of 5th and Pole line Rd. Comment
  UCD134618  Matricaria discoidea M. Wiesendanger 1927-4-29 600 Yolo Davis. Comment
  UCD134621  Matricaria discoidea Joy Woo 1989-5-3 8 Yolo one mile north of Covell Blvd. on F Street, Davis. Comment
  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
  UCD35372  Medicago Beecher Crampton 1956-4-9 3244 Yolo Yolo County; 1.5 miles north of Davis. Comment
  CDA37068  Medicago polymorpha CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC1543119  Medicago polymorpha Charlotte G. Nast 1936-3-27 13 Yolo Putah Canyon; entrance Comment
  UCD144798  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21214  Medicago polymorpha J. Shepard 2000-3-18 80 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of main entrance road. 12 Comment
  UCR118886  Medicago polymorpha Beecher Crampton 1955-3-21 2334 Yolo Sacramento Valley, 8.5 miles west of Davis, Moon Ranch. 30 Comment
  RSA563553  Medicago polymorpha D. Charlton 1990-3-6 4156 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  UCD107780  Medicago polymorpha Collector unknown 1925-4-18 1712 Yolo Davis. Comment
  UCD107901  Medicago polymorpha Joy Woo 1989-4-18 2 Yolo Parkside Apts. Davis. Comment
  UCD38361  Medicago polymorpha Beecher Crampton 1955-3-30 2377 Yolo Southern Pacific Station, Davis. Comment
  RSA0048651  Melica bella Lois Weston 1942-4-24 1127 Yolo Putah Can. Comment
  UCD72430  Melica bulbosa Ellen Dean 2008-4-25 4857 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UC333550  Melica californica unknown 1891-5-28 Yolo Rumsey; Copay Valley Comment
  POM204768  Melica torreyana C. F. Baker 1903-5-6 2885 Yolo Cache Creek Canyon. Comment
  CDA14343  Melilotus indicus G. D. Barbe 1995-5-16 4461 Yolo south side of Industrial Blvd. near Overland Court, West Sacramento. 0 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
  UCD108081  Melilotus indicus B. A. Madson 1917-1 C 14 Yolo King Island, Univ. Farm, Davis. Comment
Read comments
Jan 7 2016
  UCD15242  Melilotus indicus Kathryn A. Specht 1984-5-26 26 Yolo In the city of Davis near intersection of Chiles Road and Research Park Drive. 12 Comment
  SBBG115415  Melilotus officinalis B. Crampton 1964-1 s.n. Yolo UC Davis agronomy experimental area Comment
  UCD142949  Mentha canadensis Ellen Dean; A. Lal, M. Taylor 2013-7-8 7821 Yolo Russell Ranch UC Davis Riparian Reserve on south side of Russell Blvd. between City of Davis and City of Winters. Found in Putah Creek Vegetation Survey Plot RRR 1D. 30 Comment
  UCD41063  Mentha pulegium Carol W. Witham 2003-8-8 994 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  JEPS42863  Mentzelia laevicaulis var. laevicaulis Tracy I. Storer 1912-6-29 Yolo Rumsey Comment
  UCD20797  Micranthes californica N. Nicola; C. Kremen 2001-3-16 013 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD48203  Micranthes californica M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 14 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD73272  Micropus californicus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4835 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD73663  Micropus californicus Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  POM57376  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey. Comment
  UCD160198  Microseris douglasii subsp. douglasii Taylor Blevins 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. 179 Comment
  UCD40990  Microseris douglasii subsp. douglasii Carol W. Witham 2003-4-9 920 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR225400  Microseris douglasii subsp. douglasii Jean V. Shepard 2002-4-21 512 Yolo Yolo County Grasslands Park, east of Davis, from intersection of Hwy I-80 and Mace Blvd, 3.5 mi south on Mace Blvd (Co. Road 104), thence east along unpaved entrance toad to Sacramento Valley Soaring Society field to the north 12 Comment
  UCD21243  Microseris elegans J. Shepard 2000-4-13 127 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side. 12 Comment
  UCD169010  Microseris sylvatica Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9313 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters. Ridge extending south from undeveloped road downhill from Rattlesnake Rock. Area has burned three times in the last three years. 274 Comment
  HSC90178  Mimulus aurantiacus var. aurantiacus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 52 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  UCD122271  Mimulus aurantiacus var. aurantiacus Joseph M. DiTomaso 1976-4-9 400 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 134 Comment
  UCD59396  Mimulus cardinalis Ellen Dean; Kate Mawdsley 2007-6-8 3869 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
  UCD62789  Mimulus guttatus Susan Zhang; Plant Biology 102 students 2008-5-3 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD96002  Mimulus latidens Dena Grossenbacher; Brian Green 2008-4-6 757 Yolo Yolo County Grasslands Regional Park, 3.5 miles south on Mace Blvd from I-80, near Sacramento Valley Soaring Society parking lot in southeast corner of the park. 9 Comment
  UCD122751  Mimulus latidens I. L. Eaks 1951-3-28 37 Yolo 5 miles west of Highway 99W on road 29. 15 Comment
  UCD122633  Mimulus microphyllus Collector Unknown 1925-5-22 1934 Yolo Putah Creek, Campus. Comment
  UCD63068  Mimulus nasutus Ellen Dean 2008-4-9 4777 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 598 Comment
  UCD146937  Mimulus tricolor Carol W. Witham 2003-4-7 889 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21306  Mimulus tricolor J. Shepard 2000-5-13 248 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.4 mi to southeast corner of park inside disked area. 12 Comment
  UCD36524  Minuartia douglasii Beecher Crampton 1954-4-15 1774 Yolo 3 miles west of city of Winters. Comment
  UCD168442  Monolopia major Ellen Dean 2017-3-15 9264 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek, upslope of road in oak woodland, lower on slope. 88 Comment
  UCD168997  Monolopia major Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9300 Yolo Audubon Bobcat Ranch. West side of ranch, north of Hwy 128, near western property boundary. Lower reaches of Bray Canyon. East side. Area has burned three times in the last three years. 123 Comment
  UCD146830  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21359  Montia fontana J. Shepard 2001-3-16 394 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to park boundary. Growing in damp, shallow ruts parallel to fence separating county park from DOD property. About 10 yards on west (county) side of fence. 12 Comment
  UCD55512  Montia fontana J. Shepard 2004-3-21 645 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  CAS-BOT-BC445133  Montia parvifolia Mrs. H. C. Cantelow 1932-8-17 368 Yolo Unspecified Comment
  UCD146948  Muilla maritima Carol W. Witham 2003-4-11 930 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41000  Muilla maritima Carol W. Witham 2003-4-11 930 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD139286  Muilla maritima June McCaskill; Katherine Onaga 1967-4-28 718 Yolo just east of Davis Refuse Dump, County Road 102, ca. 1 mile north of County Road 31, north of Davis. 15 Comment
  UC1474264  Myoporum parvifolium Joseph M. DiTomaso 1979-5-13 1003 Yolo Next to Mrak Hall on University of California at Davis Campus. Comment
  UCD96293  Myosurus Beecher Crampton 1973-4-16 8920 Yolo Saxon SW 1. 5 Comment
  CAS-BOT-BC83400  Myosurus minimus L. R. Abrams 1928-5-8 12609 Yolo Between Woodland & Davis. Comment
  UCD21369  Myosurus minimus J. Shepard 2001-3-22 406 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 southeast corner of park by Road 36 and the fence between park and Department of Defense property. 12 Comment
  UCD21424  Myosurus minimus J. Shepard 2002-4-18 520 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, to north to south access road. South to dip in road at vernal pool area. 12 Comment
  UCD96295  Myosurus minimus Beecher Crampton 1978-5-8 9575 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  SBBG115673  Myosurus minimus B. Crampton 1998-5-18 10362 Yolo ca. 2.5 mi N of Davis along county rd 29 just W of its jct with county rd 101A Comment
  UCD35022  Myosurus minimus Beecher Crampton 1998-5-18 10362 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  UCD96296  Myosurus minimus Beecher Crampton 1978-6-27 9608 Yolo 4 miles s.e. Woodland. Comment
  UCD96303  Myosurus minimus Beecher Crampton 1952-11-1 904 Yolo 1.5 miles north of Davis. Comment
  UCD36115  Myosurus sessilis Beecher Crampton 1952-11-7 915 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD36116  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCR47950  Myosurus sessilis R. Robichaux 1975-4-20 29 Yolo Culltivated field southwest of CA Hwy 16 and 78 intersection, 0.5 mi south of Brooks 91 Comment
  UCD102558  Myriophyllum sibiricum Sonia Cook 1972-5-26 s.n. Yolo north side of Putah Creek; south of Cal Aggie airstrip, University of California at Davis campus. Comment
  UCD87977  Nassella lepida M. Wiesendanger 1927-5-4 627 Yolo Putah Canyon. Comment
  CAS-BOT-BC260115  Nassella pulchra Beecher Crampton 1982-3-22 9823 Yolo 5 miles W of Winters on Highway 128 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
  UCD73572  Nassella pulchra Ellen Dean; Elizabeth Goebel 2008-4-7 4720 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD87478  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD87512  Nassella pulchra Beecher Crampton 1982-3-22 9823 Yolo 5 miles west of Winters along State Hwy 128. Comment
  UCD73609  Navarretia Ellen Dean; Elizabeth Goebel 2008-4-7 4737 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD162958  Navarretia atractyloides Craig D. Thomsen 2006-6-13 2658 Yolo Camp Haswell Regional Park. On flat just above turnout along Hwy 16, just across from Camp Haswell. Comment
  CAS-BOT-BC230250  Navarretia cotulifolia A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's Comment
  CHSC79188  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  UCD35662  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 mile south of Saxon Station. Comment
  UCD37103  Navarretia cotulifolia Beecher Crampton 1957-4-23 3946 Yolo Yolo County, 3 miles northeast of city of Davis. Comment
  UCD39053  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCD48345  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 1/4 mile south of Saxon Station. Comment
  UCD48346  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo 2 miles north of Davis. Comment
  UCD81036  Navarretia cotulifolia Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5581 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  SEINET12350531  Navarretia cotulifolia Unknown 1960-5-9 5506 Yolo 0.25 mi S of Saxon Station Comment
  SBBG117350  Navarretia leucocephala B. Crampton 1953-4-21 1120 Yolo ca. 3 mi N of Winters 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
  UCR212353  Navarretia leucocephala Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  UCD33985  Navarretia leucocephala Beecher Crampton 1975-6-18 9223 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD20383  Navarretia leucocephala subsp. leucocephala K. Esau 1933-5-24 s.n. Yolo Yolo County, Putah Canyon. Comment
  UCD37038  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1956-7-13 3707 Yolo Yolo County, Yolo Bypass. Comment
  UCD36213  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-21 1120 Yolo Yolo County, 3 miles north of city of Winters, between highway and railroad. Comment
  UCD36218  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Yolo County, northern city limit of Winters. Comment
  UCD48485  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Winters north city limits. Depression along the railroad. Comment
  UCD48542  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1 1/4 mile s.w. Saxon Station. Comment
  UCD162955  Navarretia pubescens Craig Thomsen 2006-5-31 2646 Yolo Ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD20388  Navarretia pubescens K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCD59441  Navarretia pubescens 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
  UCD48618  Navarretia pubescens Beecher Crampton 1953-4-27 1139 Yolo Yolo County; west of Winters. Comment
  UC596366  Nemophila heterophylla R. F. Hoover 1938-3-12 2846 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon near Rumsey Comment
  UC606892  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains); Inner North Coast Ranges, Vaca Mountains, abv Putah Creek 304 Comment
  UC1607863  Nemophila heterophylla C. G. Nast 1936-3-27 17 Yolo E entrance fo Putah Canyon Comment
  UCD13102  Nemophila menziesii D. Levine 1974-4-30 86 Yolo Yolo County, Union School Garden corner of Rd. 29 and Rd. 88. Elevation 65'. 19 Comment
  SBBG50880  Nicotiana glauca L. Long 1970-5-18 16 Yolo N bank of Putah Crk, 1 mi E of Old Davis Rd, Davis Comment
  SEINET6174922  Nicotiana glauca G. Cook 1959-3-29 15 Yolo 4 miles W of Winters. 100 Comment
  UC444933  Nicotiana quadrivalvis Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  CHSC75007  Nigella damascena Lynn R. Patterson 1977-4-9 7 Yolo Woodland, 0.25 mi. S. of Woodland Memorial Hospital (corner of Cottonwood and Gibson Streets), 1364 Amherst Way. 7 Comment
  UCD59393  Oemleria cerasiformis Ellen Dean; Kate Mawdsley 2007-6-8 3866 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Northeastern quadrant of ranch. Crooker Springs, and drainage leading upstream from it. 337 Comment
  UCD106941  Oenothera elata subsp. hirsutissima J. Young 1999-7-12 PDR 119701 5 Yolo West Sacramento. Comment
  UCD141774  Orobanche californica Ellen Dean; M. Taylor, K. McMillan 2013-6-13 7794 A 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 4E of the Putah Creek vegetation survery. 9 Comment
  UCD58063  Orobanche uniflora Ellen Dean; K. Mawdsley 2007-4-6 3603 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  UCD88435  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD159963  Oxalis latifolia Ellen Dean 2015-4-5 8621 Yolo City of Davis. Back yard of 708 Mulberry lane. Also weed in side yard of house next to path at south end of Mulberry Lane loop. 14 Comment
  UCD134773  Packera eurycephala K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  UC1183408  Pandorea jasminoides June McCaskill and Katherine Onaga 1960-9-29 610 Yolo Climbing about post of east side of Landscape Horticulture Field Headquarters, University of California campus, Davis, Yolo County, California. Comment
  UCD36493  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek. Comment
  UCD89393  Panicum capillare E. G. Cakin 1947-5-14 s.n. Yolo Putah Canyon. Yolo-Solano county line. Comment
  UCD89398  Panicum capillare A. S. Crafts 1926-7-8 449 Yolo University Farm Campus, Davis. Comment
  UCD89485  Panicum capillare Beecher Crampton 1954-9-8 2265 Yolo 5 miles west of Davis. Comment
  UCD89536  Panicum capillare R. Raynor 1939-9-27 s.n. Yolo Davis. Comment
  UCD89542  Panicum capillare R. Tofsrud 1941-10-1 137 Yolo near Davis. Comment
  UCR197936  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo Sacramento Valley, city of Davis 16 Comment
  UCD33452  Panicum capillare subsp. hillmanii Beecher Crampton 1968-5-31 8290 Yolo Yolo - Solano Counties, UC Davis arboretum. Comment
  UCD57352  Panicum capillare subsp. hillmanii J. Shepard 1999-8-10 17 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  UCD89794  Panicum capillare subsp. hillmanii Beecher Crampton 1970-4-9 8552 Yolo 2 miles W of Winters. Comment
  SEINET7293745 Image available Panicum capillare subsp. hillmanii Beecher Crampton 1964-1 7201 Yolo 3 miles NW of Davis Junction Count Roads 99 and 29 Comment
  UCD89569  Panicum capillare subsp. hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 miles west of Winters. Comment
  UCD89803  Panicum capillare subsp. hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis campus, Agricultural Services yard. Comment
  UCD89701  Panicum dichotomiflorum R. Tofsrud 1942-11-1 116 Yolo Davis. Comment
  CHSC79232  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo U. C. Davis agricultural services yard. Comment
  CAS-BOT-BC242669  Panicum hillmanii Beecher Crampton 1964-9-10 7201 Yolo 3 miles N.W. of Davis, jct. of county roads 99 and 29 Comment
  CAS-BOT-BC242670  Panicum hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd. Comment
  CAS-BOT-BC253892  Panicum rigidulum C. R. Quick 1972-7-22 72 -12 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD89971  Panicum virgatum Beecher Crampton 1961-8-1 5962 Yolo Davis. Southern Pacific Railroad. Comment
  UCD170767  Papaver rhoeas 1997-4-29 22 Yolo 16 road mi west of Covell Blvd. and Sycamore Ln. along Hwy 128/Covell Blvd. 50 Comment
  UCD32597  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo Yolo County, 4 miles east of Woodland, on roadside and banks of road. Comment
  UCD32629  Parapholis incurva Beecher Crampton 1954-6-21 2003 Yolo Yolo County, 3 miles north of Davis. Comment
  UCD88637  Parapholis incurva Beecher Crampton 1972-5-21 8807 Yolo Davis. W. 14th and Eureka, SW corner. Comment
  UCR196284  Parapholis incurva J. M. DiTomaso 2008-5-5 s.n. Yolo Central Valley, Woodland, 1 mi south of Hwy I-5 on Road 102, 2000 Hamton Place Comment
  SEINET921123  Parkinsonia aculeata J. McCaskill, Katherine Onaga 1962-1 654 Yolo In front garden at 1001 D Street, Davis 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
  UCD37762  Paspalum distichum Beecher Crampton 1961-10-25 6045 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD39946  Paspalum umbrosum Beecher Crampton 1978-11-4 ? Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed obtained from Brazil (Plant Introduction # 203882). Comment
  UCD168438  Pedicularis densiflora Ellen Dean 2017-3-15 9260 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 on wet north-facing slope on rock face in oak woodland. 76 Comment
  UCD56730  Pedicularis densiflora Ellen Dean; M. Bibbo 2007-3-23 3422 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
  NY583848  Penstemon centranthifolius R. S. Ferris 1917-4-20 715 Yolo Road along Buckeye Creek, 3 miles west of Railroad Comment
  UCD124070  Penstemon centranthifolius Beecher Crampton 1965-4-27 7291 Yolo 3 miles northwest of Dunnigan County Road 86. Comment
  CDA31439  Penstemon centranthifolius Robin Breckenridge 2009-8-15 PDR# 1313584 Yolo Guinda: at Thompkin s Ranch, in rangeland. 0 Comment
  NY583828  Penstemon centranthifolius R. J. Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershey Comment
  UCD20890  Perideridia kelloggii N. Nicola 2001-5-30 118 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD142950  Persicaria lapathifolia Ellen Dean; A. Lal, M. Taylor 2013-7-8 7822 Yolo Russell Ranch UC Davis Riparian Reserve on south side of Russell Blvd. between City of Davis and City of Winters. Found in Putah Creek Vegetation Survey Plot RRR 2A. 30 Comment
  UCD99578  Persicaria maculosa Daryl Koutnik; John Sowell 1978-10-27 580 Yolo One mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD143965  Persicaria punctata Ellen Dean; T. Starbuck 2013-10-26 8013 Yolo East of the town of Winters and just east of Hwy 505, on north bank of Putah Creek, just south of Yolo Housing Authority housing area. Putah Creek vegetation survey plot YHA 3E. 30 Comment
  POM261894  Phacelia ciliata A. A. Heller, H. E. Brown 1902-4-30 5427 Yolo Near Black's. Comment
  UCD149396  Phacelia ciliata Collector Unknown 1949-1 s.n. Yolo Yolo County. Capay Valley. Hungry Hollow 53 Comment
  UCD120337  Phacelia ciliata Shirley L. Cotter 1952-4-27 3456 B Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  UCD120601  Phacelia imbricata D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD15649  Phacelia imbricata Rachelle Raymond 1989-6-2 701 Yolo Outside Stebbins Reserve. 121 Comment
  UCD20605  Phacelia imbricata E. Dean; with M. Bibbo 2002-7-5 1119 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.4 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 670 Comment
  UCD58086  Phacelia imbricata Ellen Dean; K. Mawdsley 2007-4-6 3624 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  UCD120583  Phacelia imbricata Beecher Crampton 1982-3-22 9820 Yolo Yolo County, 4 miles west of Winters on Hwy. 128. Comment
  UCD41086  Phacelia tanacetifolia N. Nicola 2003-6-13 343 Yolo Sacramento Valley, UC Davis, west of main campus off Hutchison Rd. Comment
  UCD120714  Phacelia tanacetifolia Dr. A. S. Crafts 1935-3-29 s.n. Yolo Davis. Comment
  UC1153790  Phalaris Beecher Crampton 1957-6-3 T.O. 2424 Yolo Agronomy Experimental Areas Davis campus Comment
  UCD88340  Phalaris brachystachys Beecher Crampton 1965-8-18 7487 Yolo 3 miles W of Knight's Landing. Comment
  UCD88349  Phalaris brachystachys R. Tofsrud 1951-5-1 s.n. Yolo Conway Ranch. Woodland Farms Inc. Comment
  HSC8525  Phalaris canariensis J. V. Lenz 1947-5-20 Yolo Davis Comment
  UCD88777  Phalaris canariensis Beecher Crampton 1961-5-17 5873 Yolo 3 miles S of Woodland. Comment
  UCD88781  Phalaris canariensis P. B. Kennedy 1914-7-1 s.n. Yolo Davis. Roseman Plots. Comment
  UCR152066  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo Sacramento Valley, 3 miles south of city of Woodland, along County Road 27. 15 Comment
  UCD18302  Phalaris elongata Mary Schiedt 2001-6-21 s.n. Yolo Davis, Chiles Road, 1.5 miles E of Mace Blvd, Yolo demonstration wetlands at Headquarters of Yolo Bypass Wildlife Area. Comment
  CAS-BOT-BC265928  Phalaris lemmonii L. R. Abrams 1928-5-8 12603 Yolo Between Woodland and Davis Comment
  CAS-BOT-BC265931  Phalaris lemmonii David D. Keck 1946-4-27 5537 Yolo West end of Yolo Causeway between Sacramento and Davis 6 Comment
  UCD147298  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD23212  Phalaris lemmonii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD88868  Phalaris lemmonii Collector Unknown 1942-5-1 s.n. Yolo Yolo Basin. W end of causeway. 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
  HSC47948  Phalaris minor Michael A. Watkins 1978-6-16 23 Yolo At the corner of F. St. and Covell in the city of Davis. Comment
  UCD144206  Phalaris minor Dean Kelch 2007-5-18 07. 322 Yolo Yolo Causeway, 0.4 mile east of Levee Road. Railroad crossing. 4 Comment
  UCD21296  Phalaris minor J. Shepard 2000-5-8 236 a Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park, and south along fenceline (ca. 200 yards). In an adjacent field. 12 Comment
  UCD89042  Phalaris minor A. A. Beetle 1942-6-1 3732 Yolo Davis. Comment
  UCD89047  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89050  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89054  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  UCD89169  Phalaris minor Beecher Crampton 1968-6-13 8292 Yolo UC Davis Arboretum. Along Putah Creek. Comment
  UCD89184  Phalaris minor P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  SACT001717  Phalaris minor M. Wiesendanger 1927-6-29 Yolo Comment
  SEINET11696147  Phalaris minor S. M. Sebalo 1998-5-31 20 Yolo city of Davis, off Garrod Dr., about 0.5 mi from Campbell Rd. cross street 18 Comment
  UCD41217  Phalaris paradoxa John Snelling 1986-5-8 2 - Yolo City of Davis, Alvarado Avenue at Sycamore Avenue. Comment
  UCD89278  Phalaris paradoxa A. A. Beetle 1944-5-17 1989 Yolo 3 miles W of Sacramento. Comment
  UCD89616  Phleum pratense Beecher Crampton 1959-6-21 5405 Yolo Davis. Comment
  UCD89620  Phleum pratense Beecher Crampton 1973-5-30 8950 Yolo UC campus. Comment
  RSA262362  Phoradendron macrophyllum John E. Moeur 1971-5-14 22 Yolo Parasitic on Juglans sp.; south Solanno Lake, 1/4 mi. west of the Putah Creek Diversion Dam. Comment
  SFV8301  Phoradendron macrophyllum J. J. McGrath 1963-5-20 35 Yolo Sacramento Valley Davis. University of California, Davis campus. Beside physics building. 15 Comment
  UC1078783  Phoradendron macrophyllum Job Kuijt 1958-4-20 1507 Yolo 5 mi. n. Guinda (at Cache Creek); Cache Creek Comment
  UCD102184  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. Comment
  UCD78302  Phoradendron serotinum subsp. macrophyllum C. Gasser 2009-3-4 s. n. Yolo Davis. Intersection of Russell Blvd. and Arthur St. Comment
  UCD22764  Photinia fraseri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD125913  Phyla nodiflora A. S. Crafts 1926-7-8 461 Yolo University Farm Campus, Davis. Comment
  UCD38924  Phyla nodiflora Beecher Crampton 1961-10-25 6046 Yolo 4 miles NW of Bryte, Yolo Bypass. 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
  UCD125918  Phyla nodiflora Edward J. Hall 1951-5-25 40 Yolo under west end of Yolo Causeway, Comment
  UCD125927  Phyla nodiflora Fleur Ng'weno 1989-5-16 DQ 49 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD126764  Physalis lancifolia W. W. Robbins; W. D. Norton 1927-10-1 825 Yolo West of Davis. Comment
  CDA30761  Picris echioides M. Beyers 2010-5-12 451 Yolo Just east of County Road 87, along County Road 19. 54 Comment
  UCD34555  Picris echioides Beecher Crampton 1985-7-12 10000 Yolo Yolo County, Davis, along 4th street between University ave. and A street. Comment
  UCD55489  Pilularia americana J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 651 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
  SEINET8059915 Image available Pinus canariensis B. J. McCaskill 1954-4-13 230 Yolo Davis, University of California Campus; in parking near water tower at west end of Temporary Building 4 Comment
  CAS-BOT-BC72813  Pinus sabiniana Roxana Stinchfield 1916-6-26 355 Yolo Foothills along Buckeay Creek, D'Oyly ranch Comment
  SEINET4067174  Pinus sabiniana J. M. Tucker 1962-1 3643 Yolo Tree just east of California Avenue Bridge in arboretum, University of California Campus, davis. Comment
  SEINET240096  Piptatherum microcarpum E. Smith 338 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B - 42 Comment
  UCD89662  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Banks of Putah Creek (old channel) under concrete bridge US Hwy. 40 Over crossing, Hamel Ranch, 3/4 miles south of Davis, Solano. Comment
  UCD89671  Piptatherum miliaceum Beecher Crampton 1971-10-1 8758 Yolo Davis, College Park X Russell Blvd. Northwest corner, in vacant lot. 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
  CDA20514  Pistacia atlantica N. Patterson 2004-9-28 PDR 1295822 Yolo Sacramento Valley; Hwy 128 & Valley Oak, Winters. 0 Comment
  UC219346  Plagiobothrys bracteatus H. M. Hall 1921-4-12 11240 Yolo Davis Comment
  SBBG117341  Plagiobothrys canescens B. Crampton 1955-4-14 2479 Yolo 7.5 mi W of Davis, Moon Ranch Comment
  UCD82168  Plagiobothrys canescens J. Shepard 2001-3-16 390 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to 20 m west of DOD fence, thence south along path. 12 Comment
  RSA611021  Plagiobothrys canescens L. S. Rose 1936-4-27 36167 Yolo Guinda. 117 Comment
  UCD120841  Plagiobothrys humistratus Robert E. Preston 1996-3-23 904 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD55492  Plagiobothrys humistratus J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 659 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 40 yd. west of DOD fence, thence south .25 mi. South of posted vernal pool area. 10 Comment
  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
  UCD149077  Plagiobothrys hystriculus Carol W. Witham 2009-4-14 1562 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160935  Plagiobothrys nothofulvus J. Shepard 2012-4-7 862 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. Comment
  UCD56768  Plagiobothrys nothofulvus Ellen Dean; M. Bibbo 2007-3-23 3460 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 619 Comment
  UCD120891  Plagiobothrys nothofulvus Edwin A. Crosby 1952-4-12 10 Yolo 2.8 miles west of Winters, on state highway 28. Comment
  UCD120921  Plagiobothrys nothofulvus H. Popenoe 1949-4-11 3 Yolo Above Rumsey on Cache Creek. 167 Comment
  UC1543155  Plagiobothrys stipitatus Charlotte G. Nast 1936-3-29 98 Yolo n of Davis (Woodland highway) Comment
  UC917322  Plagiobothrys stipitatus J. D. Skoss 1948-5-30 Yolo 3 mi n Davis (county road) Comment
  UCD81434  Plagiobothrys stipitatus M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. Comment
  UCD120990  Plagiobothrys stipitatus Fleur Ng'weno 1989-4-19 DQ 6 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. Side of path near old culvert. 29 Comment
  UCD120996  Plagiobothrys stipitatus J. D. Skoss 1948-5-30 s.n. Yolo County road 3 miles north of Davis. Comment
  UCD21043  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 229 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD72409  Plagiobothrys stipitatus var. micranthus Ellen Dean; Kate Mawdsley 2008-4-16 4814 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  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
  CDA31111  Plagiobothrys stipitatus var. stipitatus V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 Comment
  UCD144444  Plagiobothrys stipitatus var. stipitatus Carol W. Witham 2003-4-7 876 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA40651  Plagiobothrys stipitatus var. stipitatus G. D. Barbe 1980-4-16 2574 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  SEINET5735080 Image available Plantago Shirley C. Tucker 1954-1 3648 Yolo With grass in wet ditches, 1 mile north of Davis.; Davis Comment
  UCR137664  Plantago coronopus Arthur M. Shapiro 1995-9-3 s.n. Yolo W Sacramento, in mud along slough north of W Capitol Avenue Comment
  JEPS81236  Plantago elongata L. R. Heckard, and J. C. Hickman 1982-4-7 5832 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UCD124423  Plantago elongata M. Wiesendanger 1927-4-29 598 Yolo Davis. Comment
  UCD149346  Plantago elongata Collector Unknown 1925-3-21 s.n. Yolo Causeway. 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
  UCD35488  Plantago elongata Beecher Crampton 1957-4-4 3916 Yolo Yolo County; ca. six miles northeast of Davis, along County Road 103. Comment
  UCD34253  Plantago elongata var. californica Beecher Crampton 1978-6-27 9610 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. 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
  POM181672  Plantago erecta G. Thomas Robbins 1927-3-26 s.n. Yolo Canyon of Putah Creek. Comment
  UCD67942  Plantago erecta Craig Homan 1977-4-8 3 Yolo Hwy. 128, 12 miles south of Winters. 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
  UC735741  Plantago major Chas. Heiser 1947-7-6 1947 Yolo Davis Comment
  UCD124508  Plantago major A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. 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
  UCD36157  Plectritis congesta Beecher Crampton 1953-3-16 1002 Yolo 1.5 miles north of city of Davis, along railroad right of way. Comment
  UC1221773  Plectritis macrocera Beecher Crampton 1958-4-21 4710 Yolo 2.7 mi nw of Rumsey (above Cache Creek, along State Highway 16); State Highway 16 Comment
  UC999823  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 694 a Yolo in northern Yolo County northern Yolo County Comment
  UC999828  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 694 Yolo in northern Yolo County northern Yolo County 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
  UC999825  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 692 Yolo Yolo-Colusa County line Comment
  UCD147300  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
  RSA734401  Poa annua Keith E. Hoffmaster 1946-4-15 1070 Yolo Davis. Comment
  UCD168426  Poa bulbosa Ellen Dean 2017-3-15 9250 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Near entrance to Bray Canyon by Hwy 128 entrance to ranch. 45 Comment
  UCD90626  Poa bulbosa Beecher Crampton 1967-4-3 7823 Yolo West Sacramento. Comment
  UCD39943  Poa pratensis Beecher Crampton 1961-4-10 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, row B-14. 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
  UCD37920  Poa secunda subsp. secunda Beecher Crampton 1962-5-1 6368 Yolo 1.5 miles SW of Saxon Station, Sacramento Northern Railroad, at junction of County Roads 105 and 38. Comment
  UCD90858  Poa secunda subsp. secunda Beecher Crampton 1973-4-16 8922 Yolo Winters W-2. Comment
  UCD92109  Poa secunda subsp. secunda M. Wiesendanger 1927-4-29 616 Yolo Esparto. Comment
  UCD91990  Poa sinaica M. Nazir Sankary 1971-5-15 s.n. Yolo Davis. In field near Botany Department greenhouses, UC Davis campus. Comment
  SDSU21412  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal pool approximately 230 meters sautheast of junction of roads 38 and 105. Comment
  UCD23209  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84314  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84332  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD37918  Pogogyne zizyphoroides Beecher Crampton 1962-5-1 6366 Yolo 1.5 miles southwest of Saxon Station, at junction of County Roads 105 and 38. Comment
  UCD47916  Polycarpon tetraphyllum Ellen Dean 2005-5-3 2520 Yolo Yolo County. City of Davis. Albertson's Shopping Center, at Covell Blvd. and Anderson Rd. East side of shopping center. 15 Comment
  CDA2836  Polygonum arenastrum P. M. Goodwin 1932-5-3 Yolo Davis. 0 Comment
  CDA22753  Polygonum aviculare P. M. Goodwin 1932-5-3 Yolo Davis. 0 Comment
  CAS-BOT-BC414296  Polygonum aviculare subsp. depressum Clarence R. Quick 1968-8-25 68 -21 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD99957  Polygonum aviculare subsp. depressum F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD99836  Polygonum aviculare subsp. neglectum J. A. Ogle 1924-6-1 s.n. Yolo South of Dixon. Comment
  UCD35236  Polygonum californicum Beecher Crampton 1952-10-31 901 Yolo Yolo Causeway. Comment
  POM181760  Polygonum lapathifolium H. F. Copeland 1925-9-20 562 Yolo Yolo County: W bank of Sacramento River. Comment
  UCD47762  Polypodium calirhiza A. Laffin; S. Holck and A. Randall 2002-4-13 7 Yolo Yolo County, Mclaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd. and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, Along S side of running stream where road travels east-west for a short distance, ca. 11 yds. From the N side of the road. 488 Comment
  UCD169939  Polypogon interruptus Beecher Crampton 1953-10-29 1731 Yolo Yolo County, 5 miles west of city of Winters, Putah Canyon. Comment
  UCD51644  Polypogon interruptus Beecher Crampton 1974-6-18 9059 Yolo 6 miles west of Winters, Putah Creek. Comment
  UCD51649  Polypogon interruptus Collector unknown 1941-11-1 Yolo Putah Creek, Davis Campus. Comment
  UCD37197  Polypogon maritimus Beecher Crampton 1958-5-28 4838 Yolo North Davis. Comment
  POM198498  Polypogon monspeliensis Roxana Stinchfield 1916-6-25 317 Yolo Buckeye Creek. Comment
  UCD141687  Polypogon monspeliensis Ellen Dean; M. Taylor 2013-6-19 7800 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCD36101  Polypogon monspeliensis Beecher Crampton 1952-10-27 879 Yolo Yolo County, I.5 miles north of city of Davis, along Road 101A. Comment
  UCD91242  Polypogon monspeliensis A. A. Beetle 1945-5-17 3881 Yolo 5 miles west of Sacramento. Comment
  UCD91417  Polypogon monspeliensis Roger Zwanziger 1950-5-5 s.n. Yolo Putah Canyon. Comment
  UCR212342  Polypogon monspeliensis Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  CAS-BOT-BC520404  Polypogon viridis J. Shepard 1999-5-6 13 Yolo City of Davis. Intersection of Monarch Ln. and Campbell Pl, SE corner. 10 Comment
  UCD160926  Polypogon viridis J. Shepard 1999-5-6 13 Yolo City of Davis. Intersection of Monarch Ln. and Campbell Pl., SE corner. 10 Comment
  UCD91486  Polypogon viridis M. Wiesendanger 1927-5-4 1580 Yolo Putah Canyon. Comment
  UCD15640  Populus fremontii subsp. fremontii Rachelle Raymond 1989-5-29 604 Yolo Outside Stebbins Reserve. 121 Comment
  UCD100111  Portulaca oleracea Morris Halperin 1932-7-18 s.n. Yolo Univ. Farm Campus, Davis. Comment
  UCD138304  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UCD113974  Poterium sanguisorba D. H. Hartmann 1941-6-28 s.n. Yolo Davis, near Agronomy plots. Comment
  UCD34112  Proboscidea Beecher Crampton 1976-8-9 9405 Yolo Road 29 W of Hwy. 113. Comment
  HSC97372  Proboscidea louisianica J. P. Smith 2007-8-1 12406 Yolo State Rte. 16, W of Woodland. 100 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
  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
  UCD122087  Proboscidea lutea Barry Rice 2006-11-22 BR 061102 Yolo Yolo County. Comment
  SBBG115941  Prosopis glandulosa var. torreyana W. R. Russell 1959-6-26 Yolo 400 block Main St; Winters Comment
  UCD113152  Prunus dulcis S. McKinney; C. Buchanan, R. Dippel 2002-4-27 17 Yolo west of the town of Davis. UC Davis Ecosystem Reserve. North side of Putah Creek, just west of the UC Davis Landfill on Pedrick Road. 30 Comment
  JEPS84601  Pseudognaphalium luteoalbum John W. Willoughby 1979-8-13 4429 Yolo 1.2 mi nw of the junction with County Road 86, along fishing access Highway 128; Vaca Mountains, Putah Creek 60 Comment
  UCD150989  Pseudognaphalium luteoalbum D. S. Park; D. Potter 2010-5-5 69 Yolo UCD, disturbed. 11 Comment
  UCD21196  Pseudognaphalium luteoalbum J. Shepard 2000-2-19 50 Yolo 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, south of mound of soil behind archery target. 12 Comment
  RSA654914  Psilocarphus brevissimus Beecher Crampton 1952-11-7 911 Yolo About 3 miles northwest of Davis. Comment
  UCD73037  Psilocarphus brevissimus Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4918 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD80926  Psilocarphus brevissimus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5329 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  CAS-BOT-BC361736  Psilocarphus brevissimus var. brevissimus Doris K. Kildale 1928-5-8 5028 Yolo 12 miles north of Dixon Comment
  UC1278028  Psilocarphus oregonus B. Crampton 1952-11-7 912 Yolo 3 mi nw Davis Comment
  UCD21389  Psilocarphus oregonus J. Shepard 2001-4-27 433 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road approximately 0.25 miles. Growing in ruts on north side of road. 12 Comment
  UCD73612  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4740 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD73617  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4744 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD81069  Psilocarphus tenellus Ellen Dean; Drew Maraglia 2009-4-15 5433 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD21415  Psilocarphus tenellus var. tenellus J. Shepard 2002-4-6 506 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South along north to south access road, approximately 100 yards to vernal pool area. 12 Comment
  SEINET5728077 Image available Pterostegia drymarioides James K. McGrath 1963-1 13 Yolo On. State Hwy 128, ca. 18 mi. W of Winters, near Recreation Beach.; Winters Comment
  UCD33968  Puccinellia nuttalliana Beecher Crampton 1975-6-4 9205 Yolo Yolo County, 1 mile north on county road 103 from its junction with county road 27. Comment
  UCD93370  Puccinellia nuttalliana Beecher Crampton 1953-5-5 1207 Yolo 6 miles NE Davis. Comment
  UCD93425  Puccinellia nuttalliana Beecher Crampton 1973-6-22 8959 Yolo 3 miles southeast of Woodland (in direct line.) County roads 25 X 103. Comment
  UCD93426  Puccinellia nuttalliana Beecher Crampton 1975-6-4 9205 Yolo 1 mile north of County Road 103 from its junction with County Road 27. Comment
  SBBG115385  Puccinellia simplex B. Crampton 1985-4-10 9914 Yolo 3.5 mi SE of Woodland Comment
  SD72048  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo 3 miles north of Davis along pole line road, ditchbank Comment
  UCD141581  Puccinellia simplex Ellen Dean 2013-4-19 7700 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation along ca. 50 ft. of roadside, in a sea of roadside weeds. 10 Comment
  UCD37535  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD92217  Puccinellia simplex A. A. Beetle 1946-4-15 4672 Yolo Woodland airport. Comment
  UCD92221  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD92241  Puccinellia simplex Beecher Crampton 1978-6-26 9605 Yolo Yolo County, 4 miles S.E. of Woodland. Comment
  HSC10883  Puccinellia simplex J. V. Lenz 1947-4-24 Yolo North of Davis Comment
  UCD18533  Pulmonaria June McCaskill; with C. H. Lamoureux 1954-5-13 305 Yolo city of Davis, UC Davis campus, west side of Robbins Hall Annex. Comment
  SEINET10773906  Pyrus Stephanie Frischie 2000-10-7 Frischie 109 Yolo Davis Farmers' Market, Davis, CA. Comment
  CHSC79245  Pyrus calleryana H. Fong 1972-8-15 Yolo D-2-UCD. Comment
  UCD46784  Quercus Russell Gripp 1984-11-21 s.n. Yolo California, Yolo County: Woodland, 223 Gibson Road, in backyard of Chauncy and Avis Irvine; Comment
  UCD56593  Quercus Russell Gripp 1984-11-21 s.n. Yolo 223 Gibson Road. In backyard of Chauncey and Avis Irvine. Comment
  UCD73674  Quercus X morehus Ayzik Solomeshch 2004-5-5 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD58068  Quercus agrifolia Ellen Dean; K. Mawdsley 2007-4-6 3608 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 507 Comment
  UCD45474  Quercus chrysolepis Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S. Highway 40, opposite State Nursery Division of Forestry sign, ca. 3 1/2 miles east of Davis, Yolo County, California. Comment
  UC993155  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993156  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993158  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UCD45649  Quercus douglasii D. Q. Cavagnaro 1963-10-18 222 Yolo Beside road across fence from apricot orchard. Elevation 50 feet; 2 miles west of Winters, Yolo County, California. 15 Comment
  SACT002128  Quercus engelmannii J. Tucker 1958-4-27 Yolo north edge of University Aboretum Comment
  SEINET4691478  Quercus ilex D. G. Kelch 2010-1 s.n. Yolo E street in redisential property Comment
  SACT002668  Quercus lobata John Willoughby 1977-4-27 Yolo At fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and Pleasants Valley Road, riparian woodland. Comment
  UCD20529  Quercus lobata A. Torres-L. (atl) 1983-7-29 s.n. Yolo Yolo County, UC Davis Campus, about 45 degrees to the North of Mrak Hall, from a tree in a group of Quercus. Comment
  UCD34166  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo county road 32, 1 mile west of the Fairfield school. Comment
  UCD46816  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Vally Oak. Mrak Hall, UCD. Comment
  UCD46840  Quercus lobata Carole Eastman 1976-6-9 s.n. Yolo California, Yolo County: Road 31, second bridge east of entrance to DQ University; in ditch, near larger mature trees. Comment
  UCD63074  Quercus lobata Ellen Dean 2008-4-9 4783 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  UCD81458  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Putah Canyon. Comment
  UCD47275  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Interstate 80, N. of Davis, Calif. Comment
  UCD47278  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Along railroad tracks along north side of U.S. Highway 40, near Armco Plant ca. 1 mile east of Davis, Yolo County, California. Comment
  CAS-BOT-BC474555  Quercus virginiana Jean Shepard 2011-11-7 860 Yolo City of David, From intersection of Covell and Alhambra, 1/4 mi S on Alhambra, W side of street 10 Comment
  UCD47483  Quercus virginiana Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S. Highway 40, few miles east of Davis, Yolo County, California. Comment
  UCD83676  Quercus wislizeni D. Q. Cavagnaro 1963-10-18 223 Yolo 4 mi W of Winters. 15 Comment
  RSA0053695  Quercus wislizeni var. wislizeni G. K. Helmkamp, E. A. Helmkamp 2007-9-17 12973 Yolo West edge of Sacramento Valley: Capay Valley, Brick Chimney Canyon; along Count Road 78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay. 113 Comment
  UCD160157  Ranunculus aquatilis var. diffusus Aaron Goodman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD95853  Ranunculus aquatilis var. diffusus E. M. Johnston 1916-4-1 s.n. Yolo Woodland. Comment
  UC118180  Ranunculus canus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  UC118269  Ranunculus canus T. S. Brandegee 1893-3-8 Yolo Woodland Comment
  UCD95804  Ranunculus canus Ogden C. Riddle 1942-3-29 17 Yolo Grassy hill across road west of Receation Beach, Putah Canyon. Comment
  UC118242  Ranunculus hebecarpus J. W. Blankinship 1893-4-15 Yolo Madison 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
  UCD160474  Ranunculus occidentalis Ellen Dean; Craig Thomsen 2015-3-21 8591 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 146 Comment
  UCD56709  Ranunculus occidentalis Ellen Dean; M. Bibbo 2007-3-23 3402 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  CDA37070  Raphanus sativus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET10735196  Raphanus sativus Stephanie Frischie 2000-10-7 Frischie 102 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10735197  Raphanus sativus Stephanie Frischie 2000-9-27 Frischie 85 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD115169  Raphanus sativus J. Buck 1996-5-9 1 Yolo city of Davis, off Russell Boulevard. 15 Comment
  UCD38822  Raphanus sativus Beecher Crampton 1958-1-7 4657 Yolo West Sacramento. Comment
  UCD115171  Raphanus sativus Beecher Crampton 1953-4-27 s.n. Yolo 3 miles west of Winters. Comment
  UCD115172  Raphanus sativus Beecher Crampton 1961-3-13 s.n. Yolo Woodland. Comment
  UCD124695  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  CAS-BOT-BC55969  Rhamnus ilicifolia Roxana Stinchfield 1916-6-26 346 Yolo Foothills near Dunnigan De ?ly Sheep Ranch Comment
  UC1278129  Rhaponticum repens B. Crampton 1956-7-13 3718 B Yolo West Sacramento, Harbor Blvd. and Deluth St Comment
  SBBG4067  Rhus aromatica S. Shannon 1959-3-20 1 Yolo Cache Crk cyn, 6 mi NW of Rumsey, St Hwy 16 Comment
  SEINET8042208  Rhus aromatica R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16, ca 7.6 miles S of its junction with State Hwy. 20 or 5.7 miles northwest of Rumsey. 180 Comment
  SEINET3823157 Image available Rhus aromatica var. trilobata Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 mi north of Rumsey 152 Comment
  RSA403721  Rhus trilobata Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  RSA783300  Rhus trilobata R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16 ca. 7.6 miles S of its junction with State Hwy 20 or 5.7 miles NW of Rumsey. 180 Comment
  RSA140273  Rhus trilobata var. pilosissima Jill S. Miller 1959-4-20 5 Yolo Cache Creek Canyon, 6 miles northwest of Rumsey, State Highway 16 Comment
  UCD164021  Ribes aureum Jean Shepard 2016-2-25 901 Yolo City of Davis. Myrtle Pl. Comment
  UCD142320  Ricinus communis K. Esau; D. Hartmann 1941-8-19 s.n. Yolo Knights Landing. Comment
  UCD108404  Robinia pseudoacacia David Barnett 1982-5-2 36 Yolo W. Davis on Road 97 between Roads 31 and 32 near Butler Nursery. Comment
  UCD33431  Robinia pseudoacacia Beecher Crampton 1968-4-17 8239 Yolo Yolo County, 2 miles west of Davis, russell blvd. and county road 98. Comment
  SEINET11133090 Image available Robinia pseudoacacia June McCaskill 1954-4-20 232 Yolo along north side of street running between Botany Building and Temporary Building 4, University of California, Davis Comment
  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
  UCD115302  Rorippa curvisiliqua Collector unknown 1932-5-1 s.n. Yolo Putah Creek. Comment
  CAS-BOT-BC146359  Rosa Beecher Crampton 1987-4-25 10095 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  UCD34625  Rosa californica Beecher Crampton 1986-9-8 10071 Yolo Sacramento River, 3.5 miles north of Elkhorn, sandy flat. 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
  UCD34651  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles SE of Davis. Comment
  UCD160103  Rostraria cristata Emily Howard 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 113 Comment
  UCD169008  Rostraria cristata Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9311 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters. On north side of undeveloped road, near stock pond, beneath Rattlesnake Rock. Area has burned three times in the last three years. 262 Comment
  UCD92283  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD143935  Rubus Ellen Dean; K. MacMillen 2013-8-9 7941 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3D. 45 Comment
  UCD17690  Rubus armeniacus H. Olmo; T. S. Mallah 1952-1 52 03 Yolo California. Yolo County: 8th and B street in Davis. Comment
  UCD68015  Rubus armeniacus C. P. Pease 1995-5-25 S.N. Yolo east side of University of California, Davis campus, Experimental College gardens. 16 Comment
  JEPS84658  Rumex conglomeratus John W. Willoughby 1976-7-29 1816 Yolo about 1.2 mi nw State Hwy. 128 and County Rd 86 (Pleasants Valley Rd) jct (at fishing access along State Hwy 128, along Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD23200  Rumex conglomeratus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  CDA30910  Rumex crispus M. Beyers 2010-5-12 449 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  UCD101134  Rumex crispus Cay Collette 1975-5-17 19 Yolo Knight's Landing. Along levee roadside, Sacramento River. 15 Comment
  UCD101136  Rumex crispus A. S. Crafts 1926-7-8 439 Yolo University Farm Campus, Davis. Comment
  UCD141682  Rumex crispus Ellen Dean; M. Taylor 2013-6-19 7798 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  HSC83420  Rumex crispus Todd K. Fuller 1975-5-3 3 Yolo Putah Creek at Co. Rd. 98 Comment
  UCR198248  Rumex dentatus Dean Kelch 2007-5-18 07 .328 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  UCD100939  Rumex dentatus Robert E. Preston 1994-8-13 679 Yolo ca. 2 mi n of Davis, on ne corner of the jct of County Rds 29 and 100A. 14 Comment
  CAS-BOT-BC433499  Rumex fueginus Roxana Stinchfield 1916-6-25 313 Yolo Near mouth of Buckeye Creek Comment
  UCD101308  Rumex hymenosepalus Beecher Crampton 1959-5-18 s.n. Yolo UC Davis: Agronomy Experimental Areas, Davis campus. Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD81060  Rumex stenophyllus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5595 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  JEPS113059  Saccharum ravennae Gordon Leppig 2001-9-13 1612 Yolo Rt. 16. Mile marker 7.17. Comment
  UCD144787  Sagina decumbens subsp. occidentalis Carol W. Witham 2003-4-9 908 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35233  Sagittaria longiloba Beecher Crampton 1954-9-28 2279 Yolo 5 miles east of Davis. Comment
  CHSC79155  Salicornia subterminalis B. Crampton 1952-11-4 908 Yolo About 1.5 miles east of Woodland. Comment
  UCD41158  Salix N. Nicola 2002-4-10 176 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. Comment
  SBBG115872  Salix babylonica B. Crampton 1986-9-9 s.n. Yolo city of Davis, NE corner of Oak Street and 8th Street 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
  RSA273250  Salix exigua Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Near Putah Creek at Low Water Bridge. Comment
  UCD34074  Salix exigua Beecher Crampton 1976-3-20 9361 Yolo Yolo County, Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  UCD34626  Salix exigua Beecher Crampton 1986-9-10 10072 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD34646  Salix exigua Beecher Crampton 1987-3-31 10091 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD80981  Salix exigua Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. Near the first Ceek crossing along old road. 77 Comment
  UCR237582  Salix exigua George K. Helmkamp, E. A. Helmkamp 2012-3-9 18611 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  RSA0011219  Salix exigua Todd K. Fuller 1975-5-3 1 Yolo Intersection of Putah Creek Road and County Road 98. Comment
  UC474240  Salix exigua var. hindsiana H. F. Copeland 1927-4-20 617 Yolo near w bank Sacramento R. w bank Sacramento R. Comment
  CAS-BOT-BC132730  Salix fluviatilis Beecher Crampton 1987-4-25 10096 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  CAS-BOT-BC104024  Salix gooddingii H. K. Wagnon 1983-4-25 1715 Yolo West Sacramento near the locks along Sacramento River Comment
  CAS-BOT-BC104027  Salix gooddingii Roxana Stinchfield 1916-7-1 480 Yolo mouth of Buckeye Cr. Comment
  CAS-BOT-BC104029  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  UC599628  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo near Madison 12 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
  RSA388853  Salix laevigata Dave Read 1975-5-10 37 Yolo Putah Creek off State Hwy 128. 0.7 mile from its jct with County Road 86. 107 Comment
  UCD111121  Salix laevigata Charles B. Heiser Jr. 1947-4-4 1894 Yolo Along Putah Creek, campus, Davis. Comment
  UCD161080  Salix laevigata Craig Thomsen 2006-6-30 2624 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD33988  Salix laevigata Beecher Crampton 1975-6-24 9228 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. Comment
  UCD34628  Salix laevigata Beecher Crampton 1986-9-10 10074 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD34645  Salix laevigata Beecher Crampton 1987-3-31 10090 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. 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
  UCD34672  Salix lasiandra var. lasiandra Beecher Crampton 1987-5-5 10116 Yolo Yolo County, County road 98 and Dry Slough, T9N R2E very S.W. corner of Sect. 30 and N.W. corner of Sect. 31. Comment
  CAS-BOT-BC304416  Salix lasiolepis George K. Helmkamp; E. A. Helmkamp 2012-3-9 18609 Yolo Sacramento Valley: East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD111598  Salix lasiolepis Cay Collette 1975-4-12 7 Yolo Knight's Landing, approx. 10' from Sacramento River. 15 Comment
  UCD20590  Salix lasiolepis E. Dean; with M. Bibbo 2002-7-5 1133 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD34623  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. 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
  UCR55543  Salpichroa origanifolia Geraldine Y. Rippengale 1988-1 s.n. Yolo Just west of Yolo Airport, on Rippengale Property, between county roads 29 and 31, W side of County Road 95; around pump area Comment
  CDA5805  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 Yolo Northwest corner of 5th & G Streets, Davis. 0 Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD162401  Salpichroa origanifolia Beecher Crampton 1970-8-31 8649 Yolo Davis Comment
  UCD38302  Salpichroa rhomboidea Beecher Crampton 1953-11-30 1741 Yolo UC Davis. Comment
  UCD20773  Salsola damascena E. A. Dean; J. Shepard 2002-7-11 s.n. Yolo Yolo County. City of Davis. University of California farm. 19 Comment
  UCD161132  Salsola tragus Jean Shepard 2000-11-1 350 Yolo Woodland. From intersection of Co. Rd. 102 and E. Gibson Rd., 0.4 mi west on E. Gibson Rd. Comment
  UCD21347  Salsola tragus J. Shepard 2000-10-24 346 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. East of first parking lot on south side. 12 Comment
  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
  UCD38944  Salsola tragus Beecher Crampton 1961-10-17 6030 Yolo UC- Davis campus southeast of the airport, along old Putah Creek channel. Comment
  UCD15075  Sambucus mexicana Susan J. Schmidale 1977-4-16 13 Yolo California, Yolo Co.; Davis, ca. 1/4 mile east of Highway 113, 1/4 mile west of the Southern Pacific Railroad Tracks and 1/2 mile north of Road 29; 15 Comment
  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
  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
  UCD13193  Sambucus nigra subsp. caerulea Steven Scardaci 1976-4-28 26 Yolo Davis. 100 ft from the intersection of Russell Blvd. and La Rue Rd. Comment
  UCD137196  Sambucus nigra subsp. caerulea Cynthia Hodges 1982-4-18 19 Yolo south Highway 128, 8 miles west of Winters, approximately 50 m from Putah Creek shores. 182 Comment
  UCD80919  Sambucus nigra subsp. caerulea Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5322 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD47835  Sanicula bipinnata Ryan Knox; E. McDermott and G. Walden 2002-4-13 28 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD47836  Sanicula bipinnata A. Laffin; A. Randall, S. Holck 2002-4-13 19 Yolo Yolo Co, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from north side of road. Ca. 1600 ft. 457 Comment
  SEINET11155872  Sanicula bipinnatifida Unknown 1967-3-17 s.n. Yolo Near Winters. Comment
  UCD127947  Sanicula bipinnatifida Ogden C. Riddle 1942-3-30 39 Yolo Putah Canyon. Comment
  RSA0048660  Sanicula bipinnatifida Keith E. Hoffmaster 1939-4-6 901 Yolo Putah Can. Comment
  RSA29243  Sanicula bipinnatifida Joseph A. Ewan 1934-3-18 8692 Yolo Putah Creek, 6 mi. above Winters. Comment
  UCD127983  Sanicula crassicaulis Cherry Kline 1964-3-21 4 Yolo Cache Creek Canyon, State Highway 16, north of Rumsey. Comment
  RSA0048659  Sanicula menziesii Keith E. Hoffmaster 1924-4-24 1183 Yolo Putah Can. Comment
  UCD85256  Schoenoplectus americanus Christopher Michael Bronny 2010-9-19 27 Yolo Yolo County; Edge of Capay Dam apron, Cache Creek. 65 Comment
  POM219530  Schoenoplectus maritimus H. F. Copeland 1926-5-4 570 Yolo Near Davis Comment
  RSA733705  Scrophularia californica Keith E. Hoffmaster 1946-3-29 1253 Yolo Putah Canyon, near cannon-ball Comment
  UCR106853  Scrophularia californica subsp. californica Allen Gilbert 1974-4-28 29 Yolo 5 mi east of Monticello dam, on Hwy 128, near Putah Creek 61 Comment
  UC936068  Secale G. L. Stebbins Jr. 1950-8-13 Yolo Davis Comment
  UC972272  Secale G. L. Stebbins Jr. 1952-7-17 Yolo Davis Comment
  UC144320  Sedum spathulifolium C. F. Baker 1907-5-6 3236 Yolo Cache Creek Canyon Comment
  UCD159328  Senecio vulgaris D. S. Park; J. Perez 2010-4-10 18 Yolo Yolo County.: UC Davis campus, lawn. 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
  CAS-BOT-BC364704  Senecio vulgaris Alice Eastwood 1927-3-28 14203 Yolo Winters Comment
  SEINET5737965 Image available Senna artemisioides Shirley C. Tucker 1988-1 28887 Yolo In University of California (Davis) Arboretum, Davis.; Univ. of California, Davis Comment
  SBBG362  Sequoia sempervirens J. McCaskill 1955-4-6 382 Yolo E side of water tower at W end of Temporary Building 4, UC Davis campus Comment
  SEINET11268178  Sesbania punicea Barry Rice 2004-6-2 s.n. Yolo In the city of Davis.; 0 Comment
  UCD92583  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo 2.5 miles N.N.W. of Davis on US Hwy. 99. Comment
  HSC87808  Setaria pumila June McCaskill, Katherine Onaga 1962-8-9 657 Yolo County Rd. 31, .3 mi. E of junction with Hwy. 99 W Comment
  UCD92696  Setaria pumila Beecher Crampton 1953-8-26 1613 Yolo city of Davis, University of California campus. Comment
  UCD32794  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo Yolo County, 2 miles north of Davis, bean field. Comment
  UCD32822  Setaria verticillata Beecher Crampton 1964-8-3 7137 Yolo Yolo County, Davis. Comment
  UCD92812  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo 2 miles north of Davis, bean field. Comment
  UCD92886  Setaria viridis Collector unknown 1925-6-16 2116 Yolo University Farm campus. Comment
  UCD58030  Sherardia arvensis Ellen Dean; K. Mawdsley 2007-4-6 3569 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD15289  Sida hederacea Claire Warshaw 1985-5-31 5 Yolo city of Davis, near intersection of Covell Blvd. and Catalina Ave., on the south side of a drainage ditch; 12 Comment
Read comments
Jan 22 2008
  POM61702  Sidalcea diploscypha Edward L. Greene 1903-5-7 2931 Yolo Rumsey Comment
  UC140822  Sidalcea diploscypha C. F. Baker 1903-5-7 2931 Yolo Rumsey Comment
  UCD116575  Sidalcea hirsuta H. A. Borthwick 1925-5-21 1821 Yolo Causeway. Comment
  JEPS84737  Sidalcea keckii John W. Willoughby 1977-4-27 2238 Yolo hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86) (Vaca Mountains); Vaca Mountains 73 Comment
  UCD23191  Sidalcea keckii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD116623  Sidalcea keckii Fleur Ng'weno 1989-5-1 DQ 27 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD116636  Sidalcea keckii Craig Thomsen 1993-4-1 1795 Yolo at corner of Road 96 and Yellowstone, NW end of city of Davis. Comment
  UC917308  Silene californica H. B. Currier and C. B. Heiser Jr. 1947-4-10 1898 Yolo in canyon just off Highway 16 ca 1 mi nw Rumsey; nw of Rumsey Comment
  POM181694  Silene gallica L. F. Robbins 1927-3-26 s.n. Yolo Putah Canyon. Comment
  UCD62849  Silene gallica Michael J. Bower; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 100 Comment
  SEINET13203171 Image available Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-1 20521 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  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
  CAS-BOT-BC364815  Silybum marianum W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles No. of Davis, edge of rice field along SpR.R. Comment
  UCD73810  Sinapis Jean Shepard 2006-4-22 791 Yolo City of Davis. 3100 Loyola Ave. Grounds of Korematsu school. Comment
  UCD38767  Sinapis arvensis Beecher Crampton 1958-1-7 4658 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  UCD62385  Sinapis arvensis J. Shepard 2008-4-6 814 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road, past parking lot on south side of road, then south in open field. 12 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
  UCD35649  Sisymbrium altissimum Beecher Crampton 1959-6-11 5352 Yolo West Sacramento, West Capitol Ave. Comment
  UCD160366  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and between 3rd and 4th Sts. in an alley. Comment
  UCD81035  Sisymbrium irio Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5339 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD115726  Sisymbrium officinale A. S. Gaurrere 1924-6-1 s.n. Yolo near Davis. Comment
  UCD81455  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  UC917177  Solanum americanum J. D. Skoss 1948-6-5 17 Yolo University of California campus, Davis, Yolo County, California Comment
  UCD126839  Solanum americanum M. Ensign 1942-9-9 s.n. Yolo University Farm. Comment
  UCD126840  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
  UCR119106  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo Sacramento Valley, 3 miles north of Davis. 15 Comment
  UCD126034  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126896  Solanum elaeagnifolium H. R. Drever 1945-6-22 s.n. Yolo Davis. Comment
  UCD39021  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126958  Solanum melongena C. J. W. 1914-10-1 s.n. Yolo University of California Farm, Davis. Comment
  CDA6235  Solanum nigrum W. Elliott, R. Perkins 1974-10-23 Yolo University of California Vegetable Crops Department, Davis. 0 Comment
  NY759877  Solanum nigrum M. H. Nee 1988-8-14 36780 Yolo Campus of University of California, Davis Comment
  UCD126947  Solanum nigrum Charles B. Heiser Jr. 1947-5-30 s.n. Yolo 1st and F Streets, Davis. Comment
  UCD18393  Solanum nigrum K. Glenn 1982-7-7 s.n. Yolo County Rd. 102 and Cache Creek, on SW side in tomato field. Comment
  NY821145  Solanum parishii C. F. Baker 1903-5-8 2890 Yolo Cache Creek canon [canyon] Comment
  UCD126983  Solanum parishii H. B. Nidever 1951-5-26 35 Yolo 2 miles north of Rumsey, Cache Creek Canyon. 137 Comment
  UCD126988  Solanum parishii J. D. Skoss 1948-6-6 28 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  CDA41189  Solanum parishii T. C. Fuller 1958-4-23 s.n. Yolo On bench slope above Cache Creek, 1 mile northwest of Rumsey. 0 Comment
  UCD39923  Solanum rantonnetii Beecher Crampton 1996-7-2 s.n. Yolo City of Dixon. Comment
  UC1087487  Solanum rostratum June McCaskill and Katherine Onaga 1958-6-25 Yolo South side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  RSA82885  Solanum umbelliferum S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  UCD127099  Solanum xanti H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles west of Winters, Putah Canyon. Comment
  UCD168992  Solanum xanti Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9295 Yolo Audubon Bobcat Ranch. West side of ranch, north of Hwy 128, near western property boundary.Top of ridge on the west side of Bray Canyon near old undeveloped road that leads to a flat area (old helipad?). Area has burned three times in the last three years. 320 Comment
  UCD73621  Soliva sessilis Ellen Dean; Elizabeth Goebel 2008-4-7 4748 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD21226  Sonchus asper subsp. asper J. Shepard 2000-4-1 99 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entry road after parking lots on S side. 12 Comment
  UCD21311  Sonchus asper subsp. asper J. Shepard 2000-5-20 256 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. 12 Comment
  UCD73712  Sonchus oleraceus Ayzik Solomeshch 2004-5-13 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD136177  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
  SEINET3228402 Image available Sophora japonica M. F. Wojciechowski 1999-10-3 856 Yolo Residential area in Davis, near intersection of 1st St and 3rd St, just north of Amtrak station. Comment
  UCD92879  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. Comment
  CAS-BOT-BC236537  Sorghum bicolor J. H. Thomas 1960-8-30 8868 Yolo About 5 miles south of Winters along highway to Vacaville Comment
  UCD92648  Sorghum halepense A. S. Crafts 1926-7-8 433 Yolo University Farm Campus, Davis. 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
  UCR119177  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo Sacramento Valley, 1 mile north of the city of Davis. 15 Comment
  UCD108494  Spartium junceum Collector unknown 1925-5-14 s.n. Yolo Davis. Comment
  UCD99159  Spergula arvensis K. Esau 1932-4-22 s.n. Yolo Davis; in agronomy plots. Comment
  RSA0097074  Spergularia Keith E. Hoffmaster 1940-4-28 942 Yolo Davis, 2 mi. north. Comment
  CHSC59961  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Around greenhouses; Orchard Park greenhouse complex (Range 3), University of California campus, Davis. Comment
  UCD149390  Spergularia bocconi Collector Unknown 1949-1 s.n. Yolo Yolo County. Hayden Ranch (exact location of this ranch is unknown by georeferencer). 60 Comment
  UCD21298  Spergularia bocconi J. Shepard 2000-5-8 237 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to east boundary of park, near ruts in road. 12 Comment
  UCD80932  Spergularia bocconi Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5335 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCR198243  Spergularia bocconi Dean Kelch 2007-5-18 07 .326 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  CAS-BOT-BC390127  Spergularia bocconi L. R. Abrams 1928-5-8 12611 Yolo Between Woodland & Davis Comment
  HSC83440  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Around greenhouses, Orchard Park, UC Davis Comment
  UCD99192  Spergularia bocconi Samuel A. Bamberg 1964-4-13 s.n. Yolo just north of Teichert Aggregates, northeast corner of junction of County Road 29 and U.S. Highway Alternate 40, 2 miles northwest of Davis. Comment
  CAS-BOT-BC390254  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  POM151822  Spergularia macrotheca var. leucantha A. A. Heller, H. E. Brown 1902-4-30 5423 Yolo Near Black's. Comment
  UCD141582  Spergularia marina Ellen Dean 2013-4-19 7701 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation along ca. 50 ft. of roadside, in a sea of roadside weeds. 10 Comment
  UCD21210  Spergularia rubra J. Shepard 2000-3-12 74 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Found along the west edge of field where model planes are flown. 12 Comment
  UCD73709  Spergularia rubra Ayzik Solomeshch 2004-6-16 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD35470  Spergularia rubra Beecher Crampton 1957-4-25 3952 Yolo Davis. Comment
  CAS-BOT-BC391045  Spergularia villosa J. D. Skoss 1948-5-30 s.n. Yolo 3 miles north of Davis on county road Comment
  UCD93044  Sporobolus airoides Beecher Crampton 1970-8-28 8648 Yolo 5.5 miles E of Davis. Interstate Hwy 80 westbound. Yolo Causeway Fill. Comment
  UCD93144  Sporobolus indicus Beecher Crampton 1964-8-11 7138 Yolo UC Davis Campus. N of Hunt Hall. Comment
  UCD93149  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  UCR36550  Stachys ajugoides A. C. Sanders 1984-6-18 5056 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  SEINET9291138  Stachys ajugoides Unknown 1932-5-22 Yolo Near Woodland. Comment
  RSA446630  Stachys albens Glenn A. Gorelick 1966-5-15 70097 Yolo 5 miles E of Woodland on Hwy 16. Comment
  UCD73098  Stachys stricta Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4891 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  CAS-BOT-BC374800  Stebbinsoseris heterocarpa John W. Willoughby 1977-3-27 1977 Yolo Vaca Mountains. Hills north of State Highway 128 at fishing access 1.2 miles northwest of the junction of the highway and Pleasants Valley Road (County Road 86) 60 Comment
  JEPS84563  Stebbinsoseris heterocarpa John W. Willoughby 1977-3-27 1977 Yolo Hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86) 60 Comment
  UCD19422  Stellaria media J. Shepard 2000-2-7 34 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road; immediately to the north in a graveled parking lot. 12 Comment
  CDA3548  Stellaria media T. C. Fuller 1962-3-27 7895 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  SFV1246  Stellaria nitens R. Y. Berg 1964-3-14 8014 Yolo Cache Creek. State Highway 16 about 2.5 miles northwest of Rumsey. Comment
  UCD99458  Stellaria nitens A. A. Beetle 1945-2-22 4185 Yolo Cottonwood Slough, south of Madison. Comment
  UCD99463  Stellaria nitens Rolf Y. Berg 1964-3-14 8014 Yolo Cache Creek Canyon, State Highway 16, 2.5 miles northwest of Rumsey. Comment
  SEINET11696158  Stipa capensis Unknown 1968-6-28 T.O. 4221 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row P-62 Comment
  UCR118967  Stipa pulchra Beecher Crampton 1982-3-22 9823 Yolo Sacramento Valley, 5 miles west of Winters on Hwy 128. 61 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
  UCD116006  Streptanthus glandulosus subsp. glandulosus F. W. Hays 1927-4-2 583 Yolo Putah Canyon. Comment
  UCD38275  Suaeda calceoliformis B. Crampton 1952-10-24 875 Yolo Common on alkali flats, 1.5 miles north of Davis. 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
  UCD141661  Symphoricarpos albus var. laevigatus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7789 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD81569  Symphyotrichum chilense W. W. Robbins; W. D. Norton 1927-10-1 830 Yolo West of Davis. Comment
  UCD136631  Symphyotrichum spathulatum W. W. Robbins; W. D. Norton 1927-10-1 831 Yolo West of Davis. Comment
  UCD21305  Taeniatherum caput-medusae J. Shepard 2000-5-13 246 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.2 mi, then north across fence into park. 12 Comment
  HSC21379  Tamarix parviflora J. V. Lenz 1946-4-16 Yolo 2 mi. NE of Davis Comment
  SBBG50817  Tamarix parviflora F. P. Fisher 1960-4-10 5 Yolo State Hwy 16, near scout cabin ca. 2 mi NW of Rumsey 182 Comment
  SEINET10862916  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 82 Yolo Road 57, Cache Creek, Guinda. Comment
  SEINET10962078  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 80 Yolo 2 mi N of Hwy CA 16 at Madison, end of road near quarry, along creek. Comment
  UCD101737  Tamarix parviflora Joseph M. DiTomaso 1976-4-9 396 Yolo Below Monticello Dam, Lake Berryessa, south facing slope above Putah Creek. 121 Comment
  UCD20816  Tamarix parviflora N. Nicola 2001-3-28 032 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  RSA98279  Tamarix parviflora Quentin D. Clarkson 1954-4-6 s.n. Yolo About 5 miles N of Rumsey along CA Hwy 16. Along Cache Cr. Comment
  CAS-BOT-BC88148  Thlaspi arvense Beecher Crampton 1967-4-19 7832 Yolo UC-Davis campus. Comment
  UC691037  Thunbergia grandiflora Alva D. Hansen 1944-9-30 Yolo Davis Campus, University of Calif. Comment
  SEINET5731488 Image available Thysanocarpus curvipes Susan Danford 1964-1 3 Yolo Cache Creek Valley, 8 mi. NW of Rumsey, on Hwy 16.; Rumsey Comment
  UCD115975  Thysanocarpus curvipes E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  RSA0057421  Thysanocarpus laciniatus Keith E. Hoffmaster 1946-3-29 1060 Yolo Putah Canyon, near Napa County line. Comment
  SEINET11173502 Image available Tipuana tipu J. M. Tucker 1962-11-6 3646 Yolo East side of Solano Park Bridge and on south side of old stream channel, arboretum, University of California campus, Davis Comment
  CDA36214  Torilis arvensis G. K. Helmkamp, E. A. Helmkamp 2009-5-2 14732 Yolo Inner Coast Range; West side of Cache Creek along CA Hwy. 16, 5.5 miles southeast of the Colusa County line. Comment
  UCD13210  Torilis arvensis Charles Martin 1986-5-9 24 Yolo Along hwy 128, 5.3 mi E of Monticello Dam, along Putah Creek. 91 Comment
  UCD160028  Torilis arvensis J. Shepard 2015-4-12 894 Yolo City of Davis. East Davis, intersection of Monarch and Temple, NW corner. 10 Comment
  UCD160030  Torilis arvensis Ellen Dean; Tom Starbuck, Lita Dean 2015-4-20 8626 Yolo City of Davis. Front yard at 817 Linden Lane. 15 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
  CDA5390  Torilis arvensis subsp. purpurea R. Stewart 1975-6-16 Yolo Guinda. 0 Comment
  UCD116987  Toxicodendron diversilobum Chas. B. Heiser Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis. Comment
  UCD139851  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD139861  Toxicoscordion fremontii Alpaslun Ongun 1961-3-10 4 Yolo Poleline Road north of Davis. Comment
  UCD139980  Tradescantia fluminensis Shogo Yamaguchi 1955-6-12 s.n. Yolo Aggie Villa, 1st Street. Comment
  UCD151016  Tragopogon porrifolius D. S. Park 2010-5-28 96 Yolo UCD, Flower bed north of Wickson Hall. 16 Comment
  UCD136895  Tragopogon porrifolius J. D. Skoss 1948-5-30 s.n. Yolo U.S. Highway 40, 1 mile west of Sacramento. Comment
  SEINET10407759 Image available Tribulus terrestris W. R. Russell 1958-5-13 Yolo Weed just west of California Avenue bridge, in University Arboretum, University of Caifornia, Davis Comment
  UCD125853  Trichostema lanceolatum M. Phillips 1929-10-1 2072 Yolo Putah Canyon. Comment
  UC1999786  Trichostema lanceolatum H. E. M. Dobson 1977-10-15 279 Yolo 3 miles west of Winters Comment
  UCD143712  Trifolium Beecher Crampton 1966-5-25 s.n. Yolo UC Davis agronomy experimental area, plant introduction nursery, seed increased field; planted as seed obtained from Isreal. Plant Introduction #306-627. Comment
  UCD37592  Trifolium albopurpureum Beecher Crampton 1955-4-14 2492 Yolo 2 miles northwest of Dunnigan. Comment
  SBBG29019  Trifolium albopurpureum B. Crampton 1966-4-6 7637 Yolo foothills, 2 mi W of Winters Comment
  UCD35836  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UCR118884  Trifolium albopurpureum var. albopurpureum Beecher Crampton 1958-4-21 4704 Yolo Vaca Mountains, 1/2 mile north of Guinda, Copay Valley, along State Hwy. 16. 152 Comment
  UCD33043  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo 2 miles west of Winters. Comment
  UCD35835  Trifolium bifidum Beecher Crampton 1965-4-6 7252 Yolo 2 miles west of Winters. Comment
  UCR226143  Trifolium bifidum var. bifidum Elaine Chow, Plant Biology 102 students 2008-4-6 001 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128, on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  UCD33596  Trifolium campestre Beecher Crampton 1970-6-22 8621 Yolo UC Davis Campus, Dairy Barn lawn. Comment
  UCD82170  Trifolium depauperatum J. Shepard 2001-3-16 397 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), to Co. Rd. 36; thence ~.5 mi east along road; then 20 m north of park fence along Co. Rd 36. 12 Comment
  CHSC79315  Trifolium depauperatum var. amplectens Beecher Crampton 1967-5-3 7853 Yolo 2 miles west of Winters. Comment
  UC630974  Trifolium depauperatum var. amplectens P. B. Kennedy 1915-4-26 Yolo 5 mi n Alk. belt (outskirts) Comment
  UCD35889  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  UCD35918  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1110 Yolo 1.5 miles north of Davis. Comment
  UCD82068  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  SEINET9302363  Trifolium depauperatum var. stenophyllum Unknown 2012-3-2 7853 Yolo 1 mi W of Winters. Roadside, oak woodland, low foothills. Comment
  HSC15200  Trifolium depauperatum var. truncatum M. Dole 1963-4-9 24 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  UCD108538  Trifolium depauperatum var. truncatum Fleur Ng'weno 1989-5-1 DQ 25 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD108541  Trifolium depauperatum var. truncatum E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD34977  Trifolium depauperatum var. truncatum Beecher Crampton 1996-4-22 10335 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  UCD35269  Trifolium depauperatum var. truncatum Beecher Crampton 1955-3-21 2337 Yolo County Road 95, 8.5 miles west of Davis. Comment
  UCD41085  Trifolium dubium N. Nicola 2003-3-22 252 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD38254  Trifolium fragiferum Beecher Crampton 1953-8-20 1598 Yolo Lawn, UC Davis campus. Comment
  CHSC79168  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon station site. Comment
  UC631611  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo roadside in suburbs Davis Comment
  UCD21373  Trifolium fucatum J. Shepard 2001-3-23 413 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Growing in the southeast corner of park. 12 Comment
  UCD38307  Trifolium fucatum Beecher Crampton 1954-4-8 1755 Yolo 2 miles NE of Davis. Comment
  UCR119092  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo Sacramento Valley, 1/4 mile south of Saxon Station site. 15 Comment
  UCR220400  Trifolium fucatum Jean V. Shepard 2001-3-23 413 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), 0.5 mi east along County Road 36, southeast corner of the Park 12 Comment
  UCD34972  Trifolium fucatum Beecher Crampton 1996-4-22 10330 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25. Comment
  UCD35916  Trifolium fucatum Beecher Crampton 1953-4-19 1112 Yolo 1.5 miles north of Davis. Comment
  CHSC79306  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Woodland, railroad station. Comment
  SBBG29026  Trifolium gracilentum B. Crampton 1966-4-11 7639 Yolo Woodland, along the railroad Comment
  OBI54919  Trifolium gracilentum Kathleen Faustini 1980-4-21 11 Yolo Rd E6 & 32 Comment
  SEINET9361354  Trifolium gracilentum Unknown 1966-4-11 7639 Yolo Woodland, railroad station. Along railroad. Comment
  UCD33045  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Woodland, railroad station. Comment
  UCD35740  Trifolium gracilentum Beecher Crampton 1953-3-30 1044 Yolo Durst Ranch, about 9 miles west of Dunnigan. Comment
  UCD36182  Trifolium gracilentum Beecher Crampton 1953-3-31 1054 Yolo 5 miles west of city of Davis, in field above Putah Creek. Comment
  UCD41021  Trifolium hirtum Carol W. Witham 2003-4-11 951 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160476  Trifolium microcephalum Ellen Dean; Craig Thomsen 2015-3-21 8592 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 182 Comment
  UCD38434  Trifolium microcephalum Beecher Crampton 1955-4-14 2491 Yolo Yolo County; 2 miles northwest of Dunnigan. Comment
  UCD73261  Trifolium microcephalum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4838 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD73666  Trifolium microcephalum Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD33046  Trifolium microcephalum Beecher Crampton 1966-4-11 7640 Yolo Yolo County, 2 miles north of Rumsey, foothill flat above Cache Creek. Comment
  UCD56704  Trifolium oliganthum Ellen Dean; M. Bibbo 2007-3-23 3397 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
  UCD35273  Trifolium olivaceum Beecher Crampton 1955-4-14 2475 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD41004  Trifolium repens Carol W. Witham 2003-4-11 934 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA28028  Trifolium resupinatum D. G. Kelch 2007-4-4 7 .112 Yolo Davis; Portage Bay East near Russell Blvd. 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
  UCD73596  Trifolium subterraneum Ellen Dean; Elizabeth Goebel 2008-4-7 4731 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  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
  CHSC79318  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo 1 mile S.W. of Saxon Station. Comment
  UCD109506  Trifolium willdenovii Collector unknown 1989-5-5 DQ 29 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD109859  Trifolium willdenovii Jack Maze 1963-4-27 18 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  UCD109902  Trifolium willdenovii M. Wiesendanger 1927-4-29 592 Yolo Davis. 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
  UCD35008  Trifolium willdenovii Beecher Crampton 1998-4-21 10344 Yolo Yolo County, ca. 3.5 miles S.E. of Woodland along county road 102, east of Mavis - Hanson field. Comment
  UCD41083  Trifolium willdenovii N. Nicola 2003-4-22 249 Yolo Eastern foothills if inner north coast range, Capay Valley. Murphy property off Rd 70 on Hwy 16. 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
  UCD84346  Trifolium willdenovii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR219528  Trifolium willdenovii Jean V. Shepard, Ellen Dean, Barry Rice, P. Unger, R. Unger, B. Salvia 2004-3-28 649 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd.(Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road, and 100 yards south 11 Comment
  RSA699925  Trifolium willdenovii Lois Weston 1942-4-24 1150 Yolo Putah Canyon. Comment
  UCD109844  Trifolium willdenovii Alan P. Godlewski 1974-4-25 s.n. Yolo South of Envir. Hort. On the U.C. Davis campus. Comment
  UC991145  Trigonella foenum-graecum J. M. Tucker 1951-3-27 2058 Yolo N edge, just W of B street Davis Comment
  UCD23186  Triphysaria eriantha A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  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
  UCD139307  Triteleia hyacinthina M. Wiesendanger 1927-5-4 661 Yolo Putah Canyon. Comment
  SBBG35367  Triteleia hyacinthina J. Siefermam 1969-5-9 Yolo 2 mi NW of Zamora 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
  UCD139411  Triteleia laxa M. Wiesendanger 1927-4-29 622 Yolo Esparto. Comment
  UCD59310  Triteleia laxa Ellen Dean; Kate Mawdsley 2007-5-11 3734 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCD73246  Triteleia laxa Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4830 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  SEINET233354  Triteleia laxa Becky Wilson 1973-4-10 10 Yolo 7 miles west on Winters in Thompson Canyon; 183 Comment
  UCD14270  Triteleia laxa Penny Cumming 1973-4-10 31 Yolo Yolo County; 7 miles west of Winters in Thompson Canyon to the right of Monticello dam, 1/4 mile from Highway 128. Comment
  UCD14279  Triteleia laxa Ed Taub 1974-4-6 1 Yolo Yolo County; in a field off of Highway 128, 2.5 miles west of Winters; 45 Comment
  UCD70184  Triteleia laxa E. D. Appenzeller 1995-5-28 16 Yolo West of city of Winters. Off hwy 128 near Stebbins Cold Canyon. Oak woodland. Flowers purple. Comment
  UCD93330  Triticum Beecher Crampton 1961-5-17 5872 Yolo 3 miles S of Woodland. Comment
  CAS-BOT-BC67391  Tropidocarpum gracile P. B. Kennedy 1915-4-26 s.n. Yolo Railroad track-Weed. Comment
  SBBG34484  Typha domingensis M. L. Long 1969-8-7 Yolo county rd near irrigation ditch, 3 mi NW of Zamora Comment
  SBBG37933  Typha domingensis M. L. Long 1969-8-7 Yolo edge of rice field, 3 mi NW of Zamora Comment
  UCD137950  Umbellularia californica Beecher Crampton 1953-2-14 982 Yolo Along Putah Creek about 5 miles west of Winters. Comment
  UCD35483  Uropappus lindleyi Beecher Crampton 1957-4-9 3926 Yolo two miles west of winters, County Road 87. Comment
  UCD62867  Uropappus lindleyi Tavis Forrester; 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
  UCD111545  Urtica dioica subsp. holosericea Collector Unknown Date Unknown s.n. Yolo Yolo County. Exact location unknown. Comment
  UCD151003  Venegasia carpesioides D. S. Park; S. Nicole 2010-5-11 83 Yolo UCD near Science Lecture Bldg. 10 Comment
  UCD149359  Verbascum blattaria Collector Unknown 1938-7-15 s.n. Yolo City of Knights Landing. 11 Comment
  UCD20887  Verbascum blattaria N. Nicola 2001-5-24 115 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD124687  Verbascum blattaria J. M. Tucker 1953-6-24 2672 Yolo Davis, 914 D Street, in yard. 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
  UCD124698  Veronica anagallis-aquatica Charles F. Battaglia 1998-5-23 17 Yolo Two miles north of Covell Blvd., on Pole Line Rd. at Willow Slough; just north of city of Davis. In reference to bridge crossing slough on Pole Line Rd., site is on northwest side, where terrace, 40ft. Wide, runs parallel with channel. 15 Comment
  UCD124770  Veronica peregrina subsp. xalapensis Fleur Ng'weno 1989-4-27 DQ 16 Yolo D-Q University, County Road 31, 9 miles W of Davis city center. 29 Comment
  UCD81006  Veronica peregrina subsp. xalapensis Drew Maraglia 2009-4-15 6 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Old rodeo parking lot. 9 Comment
  UCD124768  Veronica peregrina subsp. xalapensis A. S. Crafts 1932-1-20 2273 Yolo Greenhouse, Davis. Comment
  SFV8335  Veronica persica B. Bowman 1961-3-22 20 Yolo Sacramento Valley Davis. University of California campus. Just west of Malcolm Hall. 12 Comment
  UCD124724  Veronica persica R. Raynor 1937-5-28 s.n. Yolo Davis. Comment
  RSA98017  Veronica serpyllifolia Robert C. Bechtel 1954-5-5 s.n. Yolo 416 J Street, Davis. 14 Comment
  UCD15576  Vicia cracca J. A. Johnston 1995-4-15 31 Yolo UC Davis Campus, west edge of the Experimental College Gardens. 15 Comment
  UCD41121  Vicia faba D. Lowry 2002-4-1 154 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  SEINET7368187  Vicia sativa G. Cook 1959-3-28 18 Yolo 3 miles east of Winter 61 Comment
  UCD59332  Vicia sativa subsp. nigra Ellen Dean; Kate Mawdsley 2007-5-11 3756 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. 589 Comment
  UCD108847  Vicia sativa subsp. sativa Collector unknown 1925-5-11 1694 Yolo Davis. Comment
  RSA759760  Vicia villosa George K. Helmkamp, E. A. Helmkamp 2009-5-20 14721 Yolo Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  UCD161506  Vicia villosa Craig Thomsen 2015-10-5 2615 Yolo Cache Creek County Park: Camp Haswell. Rumsey Canyon. West side of Cache Creek. 144 Comment
  UCR207822  Vicia villosa George K. Helmkamp, E. A. Helmkamp 2009-3-24 14437 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UCR219523  Vicia villosa Jean V. Shepard 2001-5-13 454 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
  UCR119144  Vicia villosa subsp. pseudocracca Beecher Crampton 1960-4-10 5856 Yolo Sacramento Valley, 3 miles west of Woodland. 15 Comment
  UCD68016  Vicia villosa subsp. varia C. P. Pease 1995-5-16 s.n. Yolo East side of University of California, Davis campus, Experimental College gardens. Found on an uncultivated site in the partially disturbed Experimental College gardens. A climbing annual. Flowers, purple. 16 Comment
  UCD109011  Vicia villosa subsp. varia Collector unknown 1925-4-15 1707 Yolo Davis. Comment
  UCD109009  Vicia villosa subsp. villosa Collector unknown 1925-5-9 1716 Yolo Davis. Comment
  CAS-BOT-BC203016  Vitis californica C. R. Quick 1972-7-23 72 -22 Yolo At the homesite of Henry L., and Nettie Smith, Plyman. Clarksburg Comment
  UCD160349  Vitis californica Jean Shepard 2006-7-2 796 Yolo City of Davis, East of Wildhorse Golf Course, west of bridge across slough. Comment
  UCD17439  Vitis californica G. Ishizuka; A. Koyama 1971-3-29 69 564 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 in Napa County's St. Helena.) Comment
  UCD17441  Vitis californica G. Ishizuka; A. Koyama 1970-1 69 567 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 in Sonoma County's Forestville.) Comment
  UCD34607  Vitis californica Beecher Crampton 1986-8-26 10054 Yolo Ca. 5-6 miles W of Winters along Putah Creek, public access area. Comment
  SEINET5742065 Image available Vitis californica Louise Krozek 1965-1 19 Yolo State Highway 128, 5 miles east of Monticello Dam.; Monticello Dam Comment
  UCD17421  Vitis californica G. Ishizuka; A. Koyama 1971-3-29 69 545 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 along Sacramento River in Siskiyou County. Not far from Dunsmuir.) Comment
  UCD17430  Vitis californica G. Ishizuka; A. Koyama 1971-3-29 69 557 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 near Covelo in Mendocino County.) Comment
  UCD17434  Vitis californica G. Ishizuka; A. Koyama 1970-3-3 69 562 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 near the junction of Hwy 49 and 120 in Toulumne County.) Comment
  SEINET10844530  Vitis vinifera Stephanie Frischie 2000-9-27 Frischie 88 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD21207  Vulpia bromoides J. Shepard 2000-3-5 65 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. 12 Comment
  UCD21277  Vulpia bromoides J. Shepard 2000-5-1 169 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
  UCD93659  Vulpia microstachys Beecher Crampton 1958-4-21 4707 Yolo above Cache Creek and along State Hwy. 16, 2.4 miles northwest of Rumsey. Comment
  UCD36187  Vulpia microstachys var. ciliata Beecher Crampton 1953-4-9 1063 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD36220  Vulpia microstachys var. ciliata Beecher Crampton 1953-4-27 1141 Yolo Yolo County, 2.5 miles west of city of Winters, on Road 87. Comment
  UCD58074  Vulpia microstachys var. ciliata Ellen Dean; K. Mawdsley 2007-4-6 3614 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
  UCD93792  Vulpia microstachys var. ciliata Beecher Crampton 1953-4-7 1058 Yolo Capay Valley, west of Guinda. Comment
  UCD93852  Vulpia microstachys var. ciliata A. Madson 1949-4-1 s.n. Yolo east of Guinda (Capay Valley.) Comment
  UC657689  Vulpia microstachys var. ciliata M. Wiesendanger 1927-4-29 617 a Yolo Comment
  UCD37589  Vulpia microstachys var. pauciflora Beecher Crampton 1955-4-14 2487 Yolo Yolo County, 1 mile north of Dunnigan, along U.S. Highway 99W. Comment
  UCD94465  Vulpia microstachys var. pauciflora Beecher Crampton 1954-4-15 1771 Yolo 2 miles northwest of city of Winters. Comment
  UCD94682  Vulpia myuros A. A. Beetle 1944-3-27 1966 Yolo near Davis. Comment
  SEINET202605 Image available Vulpia myuros f. megalura J. Maze 28 Yolo CA Hwy 16; 2.5 mi N of Rumsey 183 Comment
  CAS-BOT-BC184686  Vulpia myuros subsp. megalura Clarence R. Quick 1970-5-10 70 -03 Yolo Merritt Island near Clarksburg. Residence of Nettie M. Pylman Comment
  UCD21223  Vulpia myuros var. hirsuta J. Shepard 2000-3-24 93 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3 mi. south on Mace Blvd. (County Road 104). Northwest corner of park boundary, at southeast corner of intersection of County Roads 104 and 35. 12 Comment
  UCD103700  Washingtonia robusta Ellen Dean 2011-1-25 s.n. Yolo City of Davis. Southwest corner of the intersection of West 8th St and Mulberry Lane. 15 Comment
  RSA302670  Wyethia glabra J. R. Shevock 1972-3-25 1430 Yolo Hwy 128; Putah Creek. 61 Comment
  CDA9008  Xanthium strumarium D. G. Kelch 2007-5-18 7 .325 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD161201  Xanthium strumarium Jean Shepard 2014-6-29 887 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
  UCD81463  Xanthium strumarium M. Wiesendanger 1927-10-1 814 Yolo Davis. University Farm. Comment
  UCR198245  Xanthium strumarium Dean Kelch 2007-5-18 07 .325 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  UCD137115  Xanthium strumarium Charles B. Heiser Jr. 1946-9-18 s.n. Yolo in Putah Creek bed, near Davis. Comment
  UCD137140  Xanthium strumarium M. P. Bellue 1931-9-24 s.n. Yolo westend of Yolo Causeway. Comment
  UCD20531  Zelkova serrata Armando Torres-L. 1984-3-20 s.n. Yolo Yolo County, UC Davis Campus, Environmental Horticulture Dept., near the cold room, EH map. Page #23. Comment
  UCD164509  Zeltnera trichantha Craig D. Thomsen 2006-6-8 2664 Yolo Camp Haswell County Park, along ridgeline trail, west of Hwy 16. 304 Comment
  UCD112475  Ziziphus zizyphus D. Adams 2001-8-22 s.n. Yolo Sacramento Valley. W side of Highway 113 near Davis. Across road between Teichert yard and Covell Blvd. Comment



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