Search Results — 2000 specimen records retrieved (1440 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET13352687 Image available Abutilon megapotamicum June McCaskill 1954-4-13 228 Yolo Yard at 426 D Street, Davis Comment
  SD125430  Abutilon theophrasti Herman Timm, June McCaskill 1976-9-1 Yolo Weed: Annual weed; in Herman Timm's (Vegetable Crops Department) potato plots at Campbell Tract, UC Davis. Comment
  SFV12411  Abutilon theophrasti D. L. Koutnik, J. Sowell 1978-10-27 578 Yolo Sacramento Valley Along dirt road 1 mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD21339  Abutilon theophrasti J. Shepard 2000-7-29 333 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Southeast to a grove of trees planted Spring 2000. 12 Comment
  CHSC83184  Acer William C. Overton Jr. 1982-5-3 Yolo City of Davis, US Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree of SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  UCD18429  Acer W. 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
  UCD117012  Acer macrophyllum K. Esau 1936-3-27 s.n. Yolo Putah Canyon. Comment
  UCD117030  Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Highway 16, 1.7 miles northwest of Rumsey. Comment
  SBBG14320  Acer negundo L. B. Hendrix 1962-4-28 26 Yolo University of Californica campus, Davis Comment
  UCD141675  Acer negundo Ellen Dean; M. Taylor 2013-6-18 7796 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in MBN Plot 5A of the Putah Creek vegetation survey. 9 Comment
  RSA695988  Acer negundo subsp. californicum Keith E. Hoffmaster 1941-3-15 1003 Yolo Putah Creek bank on University Campus, Davis Comment
  HSC62842  Acer negundo var. californicum J. M. DiTomaso 1979-5-12 991 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  UCD81459  Acer negundo var. californicum M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  UCD22770  Acer paxii A. T. Leiser Date Unknown s.n. Yolo Map 81, Environmental Horticulture building at UC Davis. Comment
  UCD41220  Achillea borealis subsp. californica David Rhode 1977-4-30 5 Yolo 0.5 mile south of Camp Haswell, on Highway 16. 167 Comment
  UCD144272  Achyrachaena mollis Carol W. Witham 2003-4-9 918 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81443  Achyrachaena mollis M. Wiesendanger 1927-4-29 604 Yolo Davis. Comment
  RSA695591  Achyrachaena mollis Keith E. Hoffmaster 1939-4-15 923 Yolo Davis Comment
  RSA695594  Achyrachaena mollis Keith E. Hoffmaster 1946-4-19 1050 Yolo 3-4 miles NE of Davis. Comment
  UCD81548  Acmispon americanus var. americanus W. D. Norton 1934-8-2 s.n. Yolo Woodland. Comment
  UCD160087  Acmispon brachycarpus Jessica Sanchez 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 113 Comment
  UCD59313  Acmispon brachycarpus Ellen Dean; Kate Mawdsley 2007-5-11 3737 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
  UCD104138  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD104374  Acmispon strigosus K. Esau 1925-5-1 s.n. Yolo Putah Canyon. Comment
  UCD168495  Acmispon strigosus Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9285 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  CHSC100173  Acmispon wrangelianus John Dittes 2007-5-6 1448 Yolo Inner North Coast Range; eastern edge of Vaca Mountains; Audubon Bobcat Ranch; ca. 4.0 air miles west by northwest of Winters,ca. 4.1 air miles northeast of Monticello Dam; ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  UCD104566  Acmispon wrangelianus Fleur Ng'weno 1989-5-5 DQ 36 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD21533  Acmispon wrangelianus J. Shepard 2001-5-6 449 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36). A few yards west of Department of Defense fence, about 200 yards north of County Road 36. 12 Comment
  UCD39174  Acmispon wrangelianus Beecher Crampton 1953-5-5 1211 Yolo 1.5 miles northest Davis. Comment
  UCD84333  Acmispon wrangelianus Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA6757  Acroptilon repens T. C. Fuller 1959-9-17 3929 Yolo North side of freeway, 1 mile west of Harbor Boulevard, West Sacramento. 0 Comment
  UCD128571  Acroptilon repens W. D. Norton 1931-5-1 2201 Yolo location unknown. Comment
  SEINET5707291 Image available Adenostoma fasciculatum Linda L. Ferwerda 1968-1 27 Yolo Along roadside; Cache Creek canyon, 4 miles northwest of Rumsey.; Rumsey 168 Comment
  UCD159964  Adiantum capillus-veneris Ellen Dean; Layne Huiet 2015-4-5 8620 Yolo 3.2 road miles south of border with Colusa County, along Hwy 16. East side of road at highway marker 3.22. 179 Comment
  UCD58047  Adiantum jordanii Ellen Dean; K. Mawdsley 2007-4-6 3587 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  UC1927082  Adiantum jordanii Layne Huiet 2006-5-20 120 Yolo Highway 16 at marker 4.18 South of Colusa/Yolo County line. West side of road Comment
  SEINET240106  Aegilops speltoides Beecher Crampton 1961-5-8 T.O. 2621 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row E - 81. Comment
  CDA8338  Aegilops triuncialis Robin Breckenridge 2008-5-12 PDR# 1313561 Yolo Capay, 23585 Hwy 16. 0 Comment
  CHSC107298  Aegilops triuncialis R. Breckinridge 2009-5-26 PDR 1313570 Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. Comment
  UCD168256  Aegilops triuncialis Timithy Blank 2017-5-12 s.n. Yolo Front yard of 25 N. Cleveland St., Woodland. [Exact location unknown. Coordinates added by label maker.] Comment
  UCD59306  Aegilops triuncialis Ellen Dean; Kate Mawdsley 2007-5-11 3730 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCD81600  Aegilops triuncialis Collector Unknown 1955-7-11 s.n. Yolo Western Yolo Range. Comment
  RSA273213  Aesculus californica Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD15600  Aesculus californica Lisa Montany 1985-5-4 15 Yolo Old Putah Creek Rd., 1/2 mile east of Hwy 505. 30 Comment
  UCD15650  Aesculus californica Rachelle Raymond 1989-5-29 606 Yolo Outside Stebbins Reserve, Rd 128. 121 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
  UCD63072  Agoseris heterophylla Ellen Dean 2008-4-9 4781 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  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
  UCR152067  Agropyron trachycaulum Beecher Crampton 1961-6-1 5880 Yolo Northern city limit of Davis, along County Road 31 Comment
  UCD38883  Agropyron trachycaulum var. majus Beecher Crampton 1959-6-10 5349 Yolo North of Davis. Junction of Anderson Road and County Road 31. Comment
  UCR152273  Agropyron trachycaulum var. majus Beecher Crampton 1959-6-10 5349 Yolo N of city of Davis, County Road 31, just east of jct. with Anderson Road Comment
  UCD97906  Agrostemma githago var. githago Beecher Crampton 1964-8-11 s.n. Yolo Department of Biochemistry Experimental Plots on UC Davis campus. Comment
  UCD41075  Agrostis avenacea Carol W. Witham 2003-8-8 1006 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD51798  Agrostis avenacea Beecher Crampton 1960-5-9 5505 Yolo 1/4 mile south Saxon Station. Comment
  CDA1704  Agrostis capillaris N. van Kleeck 1974-11-4 Yolo 1407 Whittier Drive, Davis. 0 Comment
  UCD52091  Agrostis exarata Beecher Crampton 1974-6-28 9057 Yolo 6 miles west Winters, along Putah Creek. 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
  UCD59340  Aira caryophyllea Ellen Dean; Kate Mawdsley 2007-5-11 3764 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 546 Comment
  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
  UCD39774  Ajuga reptans Beecher Crampton 1964-4-23 s.n. Yolo Ground cover planting about Freeborn Hall. Comment
  SEINET937600  Albizia julibrissin June McCaskill, Katherine Onaga 1962-1 655 Yolo University of California campus, Davis Comment
  UCD166124  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
  UC735742  Alisma plantago-aquatica Charles B. Heiser Jr. 1947-7-22 1965 Yolo n of Davis Comment
  NY663906  Allium neapolitanum B. Crampton 1977-4-1 9460 Yolo Comment
  SEINET194961  Allium parvum A. A. Heller 1938-5-21 15104 Yolo Plain about the airfield W of Chester Comment
  UCD81599  Allium sanbornii Collector Unknown 1949-1 s.n. Yolo Woodland. Comment
  UC657692  Allium serra M. Wiesendanger 1927-4-29 618 Yolo esparto Comment
  UCD138641  Allium serra M. Wiesendanger 1927-4-29 618 Yolo Esparto. Comment
  UCD141804  Allium serra L. K. Mann 1957-4-7 s.n. Yolo 3 miles north of Rumsey, California on road 16 toward Clear Lake. Comment
  SEINET8544311 Image available Allium triquetrum June McCaskill 1967-4-2 717 Yolo In garden at 815 E. 9th Street, Davis. Comment
  CAS-BOT-BC137974  Alopecurus saccatus Mabel Wiesendanger Phillips 1927-4-29 597 Yolo Davis. Comment
  UCD21245  Alopecurus saccatus J. Shepard 2000-4-13 129 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
  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
  UCD37385  Alopecurus saccatus Beecher Crampton 1960-5-9 5495 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD37908  Alopecurus saccatus Beecher Crampton 1962-4-28 6346 Yolo Yolo County, 2 miles northeast of city of Davis, near city dump. Comment
  UCD55816  Alopecurus saccatus A. A. Beetle 1946-4-15 4376 Yolo Woodland airport. Comment
  UCD55935  Alopecurus saccatus R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD55978  Alopecurus saccatus Fleur Ng'weno 1989-4-30 DQ 21 Yolo D-Q University, County Road 31, 9 mi. 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
  UCD39251  Amaranthus albus Beecher Crampton 1956-11-6 3885 Yolo 2.5 miles northwest of Davis. Comment
  UCD20608  Amaranthus blitoides E. Dean; with M. Bibbo 2002-7-5 1155 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD97211  Amaranthus californicus P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  UCD39250  Amaranthus deflexus B. Crampton 1952-10-11 855 Yolo Davis. Waste lot in adobe soil. Comment
  UCD81063  Amaranthus hybridus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5597 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD97753  Amaranthus retroflexus H. R. Drever 1945-6-13 Yolo Davis. Comment
  CAS-BOT-BC64718  Ambrosia psilostachya A. J. Babbinger 1920-10-24 s.n. Yolo Upper Capay Valley Comment
  UCD142964  Ambrosia psilostachya Ellen Dean; N. Gonzales 2013-8-8 7937 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  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
  UCD102877  Ammannia robusta Charles B. Heiser Jr. 1947-7-8 1952 Yolo North of Davis. Comment
  UCD20898  Ammi visnaga N. Nicola 2001-5-16 126 Yolo Southern Sacramento Valley, near town of Knights Landing Comment
  SEINET8364203  Ammi visnaga J. M. Tucker 1952-10-13 2628 Yolo Darneille Ranch, County Road 15C, ca. 5 miles south of Knights Landing. 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
  UCD104613  Amorpha californica var. californica June McCaskill; Roman Gankin 1962-5-2 650 Yolo State Highway 16, 12.7 miles south of junction with State Highway 20. Comment
  UC1191034  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
  UC178291  Amsinckia intermedia Ray and Chisaki 1952-4-13 K 105 Yolo Guinda Comment
  UCD119280  Amsinckia intermedia A. S. Crafts 1926-7-8 483 Yolo University Farm Campus, Davis. Comment
  CDA16696  Amsinckia intermedia G. F. Hrusa 1998-3-21 14159 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  HSC31625  Amsinckia intermedia Glenn McGourty 1974-4-20 10 Yolo On corner of Route 99W and Rd. 56 Comment
  UCD119283  Amsinckia intermedia Alan P. Godlewski 1974-4-26 5 Yolo South of Envir. Hort. On UC Davis campus. Comment
  UCD119682  Amsinckia intermedia G. F. Hrusa 1998-3-21 14159 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. 225 Comment
  UCR219519  Amsinckia lycopsoides Jean V. Shepard 2000-5-13 241 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, east of parking lot on the south side of road 12 Comment
  SEINET12519223  Amsinckia lycopsoides Stephen R. Chapman 1963-1 23 Yolo North side of Willow Slough, 0.5 mile west of County Road 102 Comment
  UCD119765  Amsinckia menziesii P. Thompson 1996-4-14 24 Yolo Davis; south side of town, path parallel to Valdora Road. 17 Comment
  UCD119773  Amsinckia menziesii M. Wiesendanger 1927-4-29 610 Yolo Woodland. Comment
  UC1178225  Amsinckia menziesii var. menziesii Peter M. Ray 1950-4-15 1707 Yolo 6 mi n Rumsey (on Cal. Hwy 16, n side of canyon of Cache Creek); Cache Creek Comment
  UCD81003  Anagallis arvensis Drew Maraglia 2009-4-15 5 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  UC405429  Ancistrocarphus filagineus Blankinship 1893-4-15 Yolo Capay 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
  SBBG444  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mi below Canon Ball Pt Comment
  UCD56099  Andropogon virginicus R. Tofsrud 1948-9-1 s.n. Yolo Putah Creek Canyon. Comment
  CAS-BOT-BC391770  Anemone deltoidea Mrs. H. C. Cantelow 1932-8-17 369 Yolo Unspecified Comment
  UCD60338  Angelica californica Ellen Dean; Kate Mawdsley 2007-5-11 3783 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CDA36213  Anthemis cotula G. K. Helmkamp, E. A. Helmkamp 2009-5-2 14724 Yolo Western Sacramento Valley; Capay Valley; along CA Hwy 16, 1.5 miles west of Capay. Comment
  UCR257088  Anthemis cotula George K. Helmkamp, Mary Alice Barnes 2013-5-8 20525 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD13179  Antirrhinum vexillocalyculatum C. H. Pinney 1975-6-4 175 Yolo 4.6 mi W of Winters, along hwy 128. 76 Comment
  UCD72428  Apiastrum angustifolium Ellen Dean 2008-4-25 4855 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD121520  Apocynum cannabinum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Holland Land Co. Comment
  UCD81565  Apocynum cannabinum W. W. Robbins; W. D. Norton 1928-8-1 1417 Yolo near Clarksburg. Comment
  CHSC83115  Arbutus unedo J. Barry 1965-3-3 Yolo Poultry Bldg., UCD. Comment
  UCD51474  Arctostaphylos hookeri Susan Sturgeon 1974-3-11 Yolo Near corner of A. Street. Comment
  SEINET11998675  Arctostaphylos manzanita subsp. laevigata Unknown 1988-1 80175 Yolo Blue Ridge just S of Lowery Summit 853 Comment
  CAS-BOT-BC38892  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo North bank of Putah Creek, 8.6 miles west of Winters Comment
  CHSC83123  Arctostaphylos pajaroensis Roman Gankin 1967-1-16 Yolo UCD Arboretum. Davis. Comment
  UCD53006  Arctostaphylos pajaroensis Roman Gankin 1967-1-16 s.n. Yolo Davis. Comment
  UCD151015  Arctotheca calendula D. S. Park; D. Potter 2010-5-15 95 Yolo Davis greenbelt. Comment
  CAS-BOT-BC146316  Aristida ternipes var. gentilis Beecher Crampton 1962-9-11 6667 Yolo 2.5 miles west of Winters. Comment
  CAS-BOT-BC146315  Aristida ternipes var. gentilis Roxana Stinchfield 1916-6-26 336 Yolo D'Oyly Sheep Ranch Foothills above Buckeye Creek. Comment
  SBBG29011  Aristida ternipes var. gentilis B. Crampton 1967-6-20 8130 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  RSA416045  Aristolochia californica Joseph A. Ewan 1934-3-18 8687 Yolo Putah Creek, 8 miles above Winters. Comment
  UCD164524  Aristolochia californica Craig D. Thomsen 2009-5-15 2915 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  UCR206549  Aristolochia californica George K. Helmkamp, E. A. Helmkamp 2009-3-17 14402 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  RSA97978  Aristolochia californica G. V. Morejohn 1954-3-12 13 Yolo Near Cache Creek, along Hwy 128, 1.7 miles northwest of Rumsey Comment
  UCD56020  Arrhenatherum elatius D. H. Hartmann 1941-7-9 s.n. Yolo City of Davis. Campus of University of CA, Davis. Agronomy Plots. Comment
  UCD56021  Arrhenatherum elatius E. G. Cakin 1947-4-29 s.n. Yolo City of Davis. Campus of University of CA, Davis. University Farm. Agronomy Grass Plots. Comment
  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
  UCD129265  Artemisia biennis A. M. Shapiro 1994-10-24 s.n. Yolo near E. leeve Yolo Causeway, west Sacramento. Comment
  UCD39879  Artemisia caucasica Beecher Crampton 1975-5-12 s.n. Yolo UC Davis Campus, Plant Inrtoduction Nursery. Comment
  UCD129249  Artemisia douglasiana Beecher Crampton 1961-10-25 6044 A Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  CDA11163  Artemisia vulgaris G. F. Hrusa 1993-11-1 11575 Yolo Central Valley; Originally dug alongside railroad at Tisdale Dr. S. Sacramento. Current site of Meadowview Light Rail Station. Comment
  UCD33822  Arthrocnemum subterminale Beecher Crampton 1973-6-22 8961 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD34259  Arthrocnemum subterminale Beecher Crampton 1978-6-27 9615 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD73034  Arthrocnemum subterminale Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4915 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD56049  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo Davis. Comment
  CDA18045  Asclepias eriocarpa D. Guerrero, JY 1999-8-5 PDR 1202575 Yolo Roadside, Knights Landing. 0 Comment
  JEPS49858  Asclepias eriocarpa W. L. Jepson 1927-6-19 12251 Yolo Dunnigan Comment
  CDA39755  Asclepias eriocarpa G. D. Barbe, Carl Miller 1976-5-28 2180 Yolo South of Road 68, about 0.25 miles west of Highway 16, south of Guinda. 0 Comment
  RSA261476  Asclepias eriocarpa L. F. Pardee 1972-5-22 23 Yolo with herbs and grasses in flat, dry, open area near north bank of Putah Creek; state recreation area ca. 8 mi. west of Winters on Highway 128. Comment
  UC735731  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo near Davis (along S. P. railroad tracks) Comment
  UCD121322  Asclepias fascicularis A. S. Crafts 1926-7-8 435 Yolo University Farm Campus, Davis. Comment
  CDA39843  Asclepias fascicularis T. C. Fuller 1958-7-1 1237 -58 Yolo 6 miles west of Woodland. 0 Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UC449991 Image available Asclepias latifolia Tracy I. Storer 1912-6-29 Yolo Rumsey 152 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
  CDA16241  Aster chilensis G. F. Hrusa 1997-12-13 14135 Yolo Sacramento Valley; Tule canal. 0 Comment
  UC1221003  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo ne West Davis School (Davis, edge of field); Davis, ne of West Davis School Comment
  UCD35828  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just NE of West Davis School. Comment
  CDA26658  Astragalus douglasii var. douglasii C. Justus 1968-5-14 Yolo #NAME? 0 Comment
  UCD160477  Astragalus gambelianus Ellen Dean; Craig Thomsen 2015-3-21 8593 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 182 Comment
  UCD34226  Astragalus tener Beecher Crampton 1978-5-8 9579 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCR119094  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo Central Valley; Sacramento Valley region, 1 mile SW of Saxon Station 5 Comment
  UCD105338  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UC2014133  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  RSA657072  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo 4.5 to 5 miles southeast of Woodland, at Junction County roads 103 and 25. Comment
  UC1228144  Astragalus tener var. tener Beecher Crampton 1960-5-9 5493 Yolo 1 1/4 mi sw Saxon Station; sw of Saxon Station Comment
  UC1330016  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo 1 mi sw Saxon Station; sw Saxon Station Comment
  UCD105357  Astragalus tener var. tener Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD15877  Astragalus tener var. tener Craig D. Thomsen 1998-6-4 s.n. Yolo Field south of Road 25, about 200 m. west of Road 103, between Davis and Woodland. Comment
  UCD18243  Astragalus tener var. tener E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 450 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  UCD36882  Astragalus tener var. tener Beecher Crampton 1956-4-26 3315 Yolo Yolo County, 7 miles northeast of city of Davis, County Road 103. Comment
  UCD38297  Astragalus tener var. tener Beecher Crampton 1954-4-8 1758 Yolo 2 miles NE of Davis. Comment
  UCD39175  Astragalus tener var. tener Beecher Crampton 1953-5-5 1212 Yolo 1.5 miles northeast Davis. Along Road 102. Comment
  RSA97529  Atriplex argentea Beecher Crampton 1952-10-24 871 Yolo 1.5 miles north of Davis. Comment
  UCD97252  Atriplex argentea var. expansa M. Phillips 1929-10-1 2050 Yolo near Davis. Comment
  RSA97528  Atriplex cordulata Beecher Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis. Comment
  JEPS100803  Atriplex depressa Dean W. Taylor 1993-7-9 13850 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  JEPS90595  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
  RSA612720  Atriplex depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  UCD38285  Atriplex depressa B. Crampton 1952-10-24 873 Yolo Alkali flats, 1.5 miles north of Davis. Comment
  UCD62893  Atriplex depressa Erica Smith 2007-6-28 8 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
  UCD38283  Atriplex expansa B. Crampton 1952-10-24 871 Yolo 1.5 miles north of Davis. Comment
  SEINET4135009  Atriplex hortensis Jean Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place.; 0 Comment
  JEPS100802  Atriplex joaquinana Dean W. Taylor 1993-7-9 13851 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  SEINET3140435  Atriplex joaquinana H. Stutz 1995-8-7 sn Yolo SE corner of R 25 and Rd 103 Comment
  SEINET4135115  Atriplex joaquinana Erica Smith 2008-4-18 12 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25.; 0 5 Comment
  SEINET4135122  Atriplex joaquinana Erica Smith 2007-6-28 6 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25.; 0 5 Comment
  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
  UCD33817  Atriplex joaquinana Beecher Crampton 1973-6-22 8963 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  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
  UCD62928  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD72490  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25. 4 Comment
  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
  UCD97477  Atriplex joaquinana Robert E. Preston 1993-7-25 626 Yolo SE of Woodland, N of Willow Slough, in field NW of jct Roads 25 and 103. 9 Comment
  UCR212310  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR228275  Atriplex joaquinana Ellen Dean, K. F. Mawdsley 2008-4-16 4800 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of Road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside 0 Comment
  UCR80854  Atriplex joaquinana Robert E. Preston 1993-7-25 626 Yolo SE of Woodland, north of Willow Slough, field NW of junction of Roads 25 and 103. 9 Comment
  SEINET271593  Atriplex joaquinana H. C. Stutz 1993-5-1 95781 Yolo unspecified Comment
  SEINET4135104  Atriplex joaquinana Howard C. Stutz 1991-4-12 95461 Yolo Junction of Road 25 and Road 103, southeast of Woodland.; 0 Comment
  SEINET4135106  Atriplex joaquinana Howard C. Stutz 1995-8-7 9800 Yolo Southeast corner of Road 25 and Road 103. Woodland.; 0 Comment
  UCD97525  Atriplex lentiformis R. A. Pendleton 1939-11-1 s.n. Yolo Davis, UC campus. Comment
  CAS-BOT-BC168432  Atriplex parishii var. depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  SEINET4135668  Atriplex parishii var. depressa Howard C. Stutz 1993-9-2 95911 Yolo 5 mi. SE of Woodland.; 0 Comment
  SEINET4135669  Atriplex parishii var. depressa Howard C. Stutz 1995-8-7 9799 Yolo Woodland, SE corner of Road 25 and 103.; 0 Comment
  UCD97616  Atriplex prostrata P. N. Annand 1929-10-19 2077 Yolo west end of Yolo Causeway. Comment
  SBBG115957  Atriplex rosea B. Crampton 1985-9-5 10018 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  UCD82141  Atriplex rosea Jean Shepard 2009-8-8 826 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, growing in a 4-foot mound of topsoil used as an archery backstop. 12 Comment
  UCD97667  Atriplex rosea P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  SEINET4135953  Atriplex rosea Beecher Crampton 1985-9-5 10018 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  UCD97698  Atriplex semibaccata K. Esau 1941-6-28 s.n. Yolo Agronomy Plots in Davis. Comment
  UCD56179  Avena barbata C. J. W. 1914-4-1 s.n. Yolo Davis. Comment
  UCD56206  Avena barbata R. Koch 1996-6-1 13 Yolo Davis. Along bike path in West Davis. 15 Comment
  CDA30900  Avena fatua M. Beyers 2010-4-3 341 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  UCD147280  Avena fatua Carol W. Witham 2003-4-11 950 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD15598  Avena fatua Lisa Montany 1985-5-4 12 Yolo Stevenson's Bridge (Stevenson's Road) over Putah Creek. 27 Comment
  UCD160088  Avena fatua Mayra Huerta 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
  UCD38524  Avena fatua Beecher Crampton 1956-3-1 3219 Yolo Southern city limits of Davis. Comment
  UCD56308  Avena fatua E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD56370  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Davis. Southern Pacific Railroad Station. Comment
  UCD56383  Avena fatua Beecher Crampton 1955-12-13 3212 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Comment
  UCD56384  Avena fatua Beecher Crampton 1969-5-21 8447 Yolo East of Davis. El Macero. Mace and Chiles Road. Comment
  SACT000413  Avena fatua M. Wiesendanger 1927-4-29 Yolo grain field Comment
  SEINET3919678  Avena fatua Steven Slagle 1964-3-17 22 Yolo 1 mile west of Davis.; 0 15 Comment
  SEINET4116766  Avena fatua M. P. Dunford 1961-1 1038 Yolo Dry, steep hillside, slope 30 degrees N,1/4 mi W of Monticello Dam, State Hwy 128. 91 Comment
  HSC100287  Avena sativa J. P. Smith 2011-4-27 13132 Yolo North - West of the junction of Hwy. 16 and Co. Rd 22. 39 Comment
  SACT000421  Avena sativa 1925-5-9 Yolo Comment
  UCD56497  Avena sterilis Madson 1919-3-6 s.n. Yolo Davis. 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
  SBBG83448  Baccharis salicifolia D. Reed 1975-5-10 34 Yolo Putah Crk, ca. 0.7 mi W of jct of St Hwy 128 and County Rd 86 91 Comment
  UCR118968  Baccharis salicifolia Beecher Crampton 1975-8-22 9245 Yolo Sacramento Valley, County Road 104, 1.5 miles north of County Road 28. 15 Comment
  UCD129302  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1954-4-15 1773 Yolo 5 miles west of city of Winters. Putah Creek, Putah Canyon. Comment
  UCD164521  Baccharis salicifolia subsp. salicifolia Craig D. Thomsen 2006-8-16 2708 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 Comment
  UCD94984  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  UCD38518  Bassia hyssopifolia Beecher Crampton 1955-8-25 3139 Yolo Junction County Roads 24 and 102, 4 miles east of Woodland. 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
  UCD36460  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough. Comment
  RSA167153  Boisduvalia glabella June McCaskill, Katherine Onaga 1963-6-26 665 Yolo South side of 2nd Street, 2 miles east of its junction with L Street, Davis Comment
  CAS-BOT-BC28210  Bolboschoenus fluviatilis Roxana Judkins [later Mrs. Ferris q.v.] Stinchfield 1916-6-11 s.n. Yolo Tule at mouth of Buckeye Cr. Comment
  SEINET8215206  Bolboschoenus fluviatilis C. R. Kovacic 1969-5-14 46 Yolo near west end of Yolo Causeway, Interstate Highway 80, 4.3 miles east fo Davis. Comment
  UCD148274  Bolboschoenus glaucus Robert E. Preston 2013-8-18 2937 Yolo Yolo Bypass, 0.1 mi N of I-80, 0.5 mi E of west levee. 12 Comment
  UCD56829  Bothriochloa laguroides subsp. torreyana Beecher Crampton 1973-8-6 s.n. Yolo UC Davis campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  CDA31561  Bouteloua curtipendula Sartain & Rominger 1973-6-25 Yolo Northwest of Dunnigan, County Road #2 0 Comment
  HSC100067  Bouteloua curtipendula A. H. Sartain, Rominger, 1973-6-25 Yolo County Rd. 2, NW of Dunnigan. Comment
  UCD56856  Bouteloua curtipendula Beecher Crampton 1961-10-25 6039 Yolo 2.5 miles south of Woodland. Along County Road 98. 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
  UCD73105  Brachypodium distachyon Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4896 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 88 Comment
  UCD114606  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD114607  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCR257210  Brassica kaber George K. Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  SEINET10735080  Brassica rapa Stephanie Frischie 2000-10-7 Frischie 103 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD38765  Brassica rapa Beecher Crampton 1958-1-7 4656 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  UCR198154  Brassica rapa Jean V. Shepard 2007-2-11 805 Yolo Sacramento Valley, city of Davis, yard on Myrtle Place 15 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
  UCD15553  Briza maxima Lara Hawthorne 1989-6-3 23 Yolo Covell Rd, 6 miles east of Winters. 15 Comment
  UCD147283  Briza minor Carol W. Witham 2003-4-8 911 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147284  Briza minor Carol W. Witham 2003-4-8 911 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET196503  Brodiaea capitata R. B. Griffith 1949-3-20 4 Yolo Putah Canyon Comment
  UCD33962  Brodiaea coronaria Beecher Crampton 1975-5-23 9200 Yolo 3/4 mile S.W. of Saxon Station. Comment
  UCD160169  Brodiaea elegans subsp. elegans Laura Losmozos 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD73716  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD84319  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  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
  SEINET242019  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD57591  Bromus arenarius B. Crampton 1960-5-26 s.n. Yolo Davis campus. Agronomy Experimental Areas. Comment
  UCD57670  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Davis. Comment
  UCD57697  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Davis. Comment
  SEINET254047 Image available Bromus carinatus var. carinatus John Anderson 2007-1 Yolo Winters, grown by John Anderson from seed collected at Colusa County at Highway 20 near Bear Creek. Comment
  UCD59130  Bromus carinatus var. marginatus E. G. Cakin 1947-4-29 s.n. Yolo University Farm, University of Calif. at Davis, Davis. Comment
  UCD136167  Bromus caroli-henrici Andrew Raeburn 2013-7-1 s.n. Yolo in foothills of the Inner North Coast Range north of the town of Winters. At west end of County Road 87, near Union School Slough. Private land recently purchased by John Anderson. 113 Comment
  UCD142961  Bromus caroli-henrici Ellen Dean; N. Gonzales 2013-8-8 7934 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2B. 48 Comment
  CAS-BOT-BC155809  Bromus catharticus C. R. Quick 1973-5-7 73 -2 Yolo Edge of county road 142, east of Elk Slough. Merritt Island, about 20 miles south southwest of Sacramento, southeast corner of county. Comment
  SACT000487  Bromus catharticus Brian Brown 1975-12-27 Yolo dry habitat Comment
  SBBG47320  Bromus catharticus C. R. Quick 1970-5-10 70 -05 Yolo Merritt Island near Clarksburg (garden of Nettie N. 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
  UCD58363  Bromus catharticus K. Esau 1937-5-3 s.n. Yolo Davis. Comment
  UCD58405  Bromus catharticus Carl Schoner 1975-1-13 s.n. Yolo Esparto area. Comment
  CDA30901  Bromus diandrus M. Beyers 2010-4-3 340 Yolo Along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  RSA562683  Bromus diandrus D. Charlton 1990-3-3 4174 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  SEINET238201 Image available Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis Comment
  UCD147281  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21198  Bromus diandrus J. Shepard 2000-2-28 52 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot, in archery ranges. Near rows of Lombardy poplars. 12 Comment
  UCD32891  Bromus diandrus Beecher Crampton 1965-5-7 7313 Yolo Yolo County, Davis. Comment
  UCD33567  Bromus diandrus Beecher Crampton 1970-4-2 8550 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD34858  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD38551  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Comment
  UCD58558  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Southern Pacific Railroad. Comment
  UCD59466  Bromus diandrus A. A. Beetle 1942-6-1 3733 Yolo Davis. Comment
  UCD59481  Bromus diandrus Beecher Crampton 1956-3-19 3232 Yolo In Southern Pacific RR triangle, 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
  UCR237586  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18606 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  SEINET238816 Image available Bromus grandis Beecher Crampton 1956-5-31 3492 Yolo 3.5 miles west of city of Winters, Pleasant Valley Road. Comment
  SEINET3828560  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-1 18784 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
  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
  CDA1801  Bromus hordeaceus M. K. Bellue 1933-5-3 Yolo 0 Comment
  SEINET242020 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1962-5-5 T.O. 2799 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-31 Comment
  SEINET242432 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1978-11-4 T.O. 4778 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD58846  Bromus inermis L. Y. Leonard 1919-6-13 X 3062 Yolo Davis. Comment
  HSC98353  Bromus laevipes J. V. Lenz 1947-5-8 Yolo Rumsey Comment
  UCD161066  Bromus laevipes Craig Thomsen 2006-5-10 2645 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  SEINET238857 Image available Bromus madritensis Beecher Crampton 1956-5-31 3494 Yolo 3.5 miles west of city of Winters Pleasant Valley Road. Comment
  CDA31258  Bromus madritensis subsp. rubens M. Beyers 2010-5-12 446 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  SACT000585  Bromus mollis 1925-4-9 Yolo Comment
  UCD59616  Bromus rubens Beecher Crampton 1957-5-14 4022 Yolo 1.3 miles west of Zamora. Comment
  UCD59665  Bromus stamineus Beecher Crampton 1958-5-27 4835 Yolo Along pathway, Hunt Hall, UC Davis Campus. Comment
  UCD34859  Bromus sterilis Beecher Crampton 1964-4-7 6918 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  SEINET9331103  Bromus sterilis Unknown 1956-3-19 3233 Yolo Yolo Comment
  SEINET240474 Image available Bromus trinii Beecher Crampton 1962-4-13 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET241291 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET242021 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20 Comment
  UC735707  Calandrinia ciliata Walter Russell 1947-4-5 1894 a Yolo Davis Comment
  UCD100151  Calandrinia ciliata A. A. Beetle 1945-3-8 4200 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD21211  Calandrinia ciliata J. Shepard 2000-3-12 76 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 and barn, by archery range. 12 Comment
  UCR206550  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2009-3-17 14401 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD100236  Calandrinia ciliata Mrs. Lida Lyon 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  UCD100247  Calandrinia ciliata Mrs. L. H. Phillips 1929-3-14 1758 Yolo University Farm. Comment
  UCD102981  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  UCD102983  California macrophylla P. B. Kennedy 1929-4-1 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD36602  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  UCD160565  Callitriche marginata Ellen Dean; Craig Thomsen 2015-3-21 8614 Yolo Audubon Bobcat Ranch. Southwestern part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon where transmissionl lines are present. Bottom of drainage that flows downslope from escarpment labeled 'spring' on topo maps. Near undeveloped road. 118 Comment
  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
  UCR219525  Callitriche marginata Jean V. Shepard 2004-3-7 634 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 0.2 south 12 Comment
  SEINET3863092 Image available Callitris rhomboidea H. Fong 1972-8-2 s.n. Yolo D-2-UCD.; 0 Comment
  CDA12109  Calochortus amabilis G. F. Hrusa 1989-4-16 5924 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  UCD38313  Calycadenia oppositifolia Beecher Crampton 1954-5-6 1827 Yolo Foothill area 3 miles southwest of Winters. Comment
Read comments
Oct 16 2018
  CAS-BOT-BC270869  Calycadenia pauciflora Roxana Stichfield 1916-7-1 368 Yolo [D'Ayly?] Sheep Ranch, above Buckeye Creek Comment
  UCD164515  Calycadenia pauciflora Craig D. Thomsen 2006-8-16 2702 Yolo Camp Haswell County Park. 304 Comment
  RSA255529  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3 miles east of Lake County line on Rieff-Rayhouse Road Comment
  UC1876631  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 mi E of Lake Co. line on Rieff-Rayhouse Rd. Comment
  UC1876640  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 mi SW of Brooks, 1.5 mi N of Berryessa Peak. 300 yards E of road. 640 Comment
  HSC62900  Calycanthus occidentalis J. M. DiTomaso 1979-5-14 1000 Yolo Next to Cache Creek on Hwy. 16 213 Comment
  UCD137912  Calycanthus occidentalis M. Ramos 1996-5-7 9 Yolo Mix Canyon Road. 396 Comment
  UCD106206  Calystegia occidentalis subsp. occidentalis Jean Shepard 2011-8-20 853 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
  RSA733902  Calystegia purpurata Ellen Dean, M. Bibbo 2002-7-5 1114 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 686 Comment
  UCD20573  Calystegia purpurata E. Dean; with M. Bibbo 2002-7-5 1114 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 685 Comment
  UCD39907  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Comment
  UCD114165  Capsella A. A. Beetle 1945-2-22 4190 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD114150  Capsella bursa-pastoris Ogden C. Riddle 1942-3-1 2 Yolo near greenhouse on UC Davis campus. Comment
  UCR237641  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2012-3-9 18613 Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  CAS-BOT-BC37053  Capsella bursa-pastoris Clarence Roy Quick 1971-4-29 71 -37 Yolo Pylman-Quick garden, Merrit Island. Near Clarksburg, County Road 142. Comment
  CDA3670  Capsella bursa-pastoris T. C. Fuller 1962-3-27 7894 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  SEINET5341009  Capsella bursa-pastoris G. Cook 1959-3-27 5 Yolo Collected 2 miles west of Davis. 12 Comment
  UCD41014  Capsella bursa-pastoris Carol W. Witham 2003-4-11 944 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35021  Cardamine Beecher Crampton 1998-5-18 10361 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  UCD83568  Cardamine hirsuta Jean Shepard 2010-3-25 834 Yolo City of Davis, 1700 block Myrtle Place. Comment
  UCR179182  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo Sacramento Valley, UC Davis greenhouse 18 Comment
  CDA3666  Cardaria chalepensis T. C. Fuller 1961-5-31 6268 Yolo East end of Yolo Causeway Bridge, West Sacramento. 0 Comment
  JEPS53328  Cardaria chalepensis M. K. Bellue 1933-4-21 Yolo Tiger Inn Comment
  CDA3647  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  CDA3652  Cardaria draba Margaret Bellue, Cowley 1932-7-1 Yolo 0 Comment
  RSA531017  Cardaria draba Glenn A. Gorelick 1966-5-15 s.n. Yolo 5 miles E of Woodland on Hwy 16. Comment
  CDA3736  Cardaria pubescens Margaret Bellue 1932-7-19 Yolo Tiger Inn 0 Comment
  JEPS53330  Cardaria pubescens M. P. Bellue 1932-6-23 Yolo near Sacramento (Tiger's Inn); Tiger's Inn Comment
  CAS-BOT-BC281716  Carduus pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo N side of River Rd, E limits of Woodland Comment
  UCD135904  Carduus pycnocephalus subsp. pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo North side of River Rd., e. limits of Woodland. Comment
  RSA797294  Carex Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah Canyon, Coast Ranges. Comment
  CDA16213  Carex barbarae G. F. Hrusa 1998-4-3 14193 Yolo Sacramento Valley; Tule canal. Ditch at intersection of Tule canal & Main St. exit (Hwy 16), +- 5 m, E oWoodland. Common here, rhizomatous. 0 Comment
  UCR37037  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CDA15538  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Central Valley; Hwy 16 at S edge of Woodland approx. 1/3 mi. N of Rd. 25a. Comment
  CDA7001  Carthamus tinctorius T. C. Fuller 1959-10-1 3163 Yolo Taylor Monument, ca. 3 miles northwest of Bryte. 0 Comment
  SEINET10878225  Castanea Stephanie Frischie 2000-10-14 Frischie 152 Yolo Davis Farmers' Market, Davis, CA. 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
  UCD18519  Castanea dentata June McCaskill and J. M. Tucker 1957-8-30 539 Yolo city of Davis, 1 mi. west of UC Davis campus, just west of University Airport, east of Bee House, on Stralock farms. Comment
  UCD58087  Castilleja applegatei Ellen Dean; K. Mawdsley 2007-4-6 3625 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  JEPS103909  Castilleja applegatei subsp. martinii T. I. and F. M. Chuang 1991-6-23 7837 Yolo 3 mi S of Colusa and Yolo Co. line, on highway 16. 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
  JEPS88818  Castilleja applegatei subsp. martinii T. I. Chuang and F. M. Chuang 1991-6-23 7837 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  UCD59339  Castilleja applegatei subsp. martinii Ellen Dean; Kate Mawdsley 2007-5-11 3763 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
  HSC20836  Castilleja attenuata M. Dole 1963-4-9 18 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  SFV8325  Castilleja exserta D. C. Fruchtenicht 1965-4-27 11 Yolo Along Putah Creek. 3 miles west of Winters. On steep, south-facing roadbank. 152 Comment
  HSC81998  Castilleja exserta subsp. exserta Thomas W. Nelson, Jane P. Nelson 1980-4-27 5113 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  HSC20885  Castilleja exserta subsp. exserta M. Dole 1963-4-9 17 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  HSC90170  Castilleja exserta subsp. exserta Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 53 Yolo Hwy. 16, 1/2 mi. S of Colusa County line 221 Comment
  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
  JEPS88822  Castilleja foliolosa T. I. Chuang and F. M. Chuang 1991-6-23 7836 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  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
  UCD122544  Castilleja foliolosa D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  UCD23197  Castilleja rubicundula subsp. lithospermoides A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD55506  Caulanthus lasiophyllus J. Shepard 2003-4-27 603 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
  UCR219514  Caulanthus lasiophyllus Jean V. Shepard 2000-3-24 091 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.1 mi east along unpaved entrance road 12 Comment
  CAS-BOT-BC40481  Caulanthus lasiophyllus A. A. Heller 1920-4-25 13380 Yolo Along the Yolo Causeway. Comment
  RSA589906  Ceanothus cuneatus Michael A. Vincent, Robert M. Rhode 1996-3-30 7270 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  SACT002916  Ceanothus cuneatus John Willoughby 1977-3-16 Yolo Collected just west of junction of State HIghway 128 and Pleasants Valley Road, riparian woodland. Comment
  UCD56733  Ceanothus cuneatus Ellen Dean; M. Bibbo 2007-3-23 3425 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD59380  Ceanothus cuneatus Ellen Dean; Kate Mawdsley 2007-6-8 3855 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch. 621 Comment
  UC917293  Ceanothus cuneatus var. cuneatus T. Tomich 1949-4-11 3 Yolo 4 mi n. Rumsey Comment
  UCD111958  Ceanothus integerrimus A. S. Crafts 1926-4-10 56 Yolo U.C. Campus, Davis. Comment
  SEINET8058041 Image available Cedrus deodara June McCaskill, Katherine Onaga 1963-9-4 669 Yolo Davis, Southwest corner of Quadrangle, University of California campus Comment
  CAS-BOT-BC184961  Cenchrus longispinus Beecher Crampton 1981-10-13 9794 Yolo 6 miles west of Winters along Highway 128, Putah Creek Canyon. Comment
  UCD34380  Cenchrus longispinus Beecher Crampton 1981-10-13 9794 Yolo Yolo County, 6 miles west of Winters along Hwy. 128, Putah Creek Canyon. Comment
  UCD34782  Cenchrus longispinus Beecher Crampton 1989-8-22 10227 Yolo Yolo County, 6 miles west of Winters on Hwy. 128, opposite public access road at mouth of Putah Creek Canyon. Comment
  UCD57820  Cenchrus longispinus Beecher Crampton 1970-8-3 8644 Yolo State Hwy. 128, 7 miles west of Winters, Putah Creek Canyon. Comment
  CDA18062  Centaurea calcitrapa J. Young 1999-7-29 PDR 1226231 Yolo Winters. 0 Comment
  CDA18071  Centaurea calcitrapa J. Young 1999-6-29 PDR 1224552 Yolo Dunnigan. 0 Comment
  CDA7201  Centaurea calcitrapa D. Tompkins 1968-4-21 Yolo H. Willis Tompkins property, County Road 57 & Highway 16, Guinda. 0 Comment
  CHSC107010  Centaurea iberica Dave Minnesang; Phyllis Hiatt 1979-6-7 Yolo Glides Tule Ranch, south of Davis on Rd. 106. Comment
  CDA7225  Centaurea iberica G. D. Barbe 1984-4-25 4153 Yolo 0.3 mile east of ranch headquarters, Glide Ranch; east of Road 106, 1.4 miles south of Road 36; also around corral west of headquarters. Comment
  CDA7226  Centaurea iberica G. D. Barbe 1984-4-25 4153 Yolo 0.3 mile east of ranch headquarters, Glide Ranch; east of Road 106, 1.4 miles south of Road 36; also around corral west of headquarters. Comment
  CDA7286  Centaurea melitensis M. K. Bellue 1945-5-15 Yolo Near Woodland. 0 Comment
  SEINET11262180  Centaurea solstitialis Glen Luft 1982-6-4 5 Yolo Along Chiles Road.; 0 12 Comment
  UCD160175  Centaurea solstitialis Leonardo Tuchman 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 167 Comment
  UCR237588  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18604 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River 7 Comment
  CDA7318  Centaurea solstitialis M. K. Bellue 1931-9-4 Yolo Near Davis. 0 Comment
  NY444436  Centaurea solstitialis R. H. Miller 1117 Yolo Comment
  SEINET3477477  Centaurea solstitialis M. P. Bellue 1931-9-4 Yolo Near Davis, Near Davis Comment
  UCD81542  Centromadia fitchii W. W. Robbins; W. D. Norton 1927-10-1 822 Yolo West of Davis. Comment
  CAS-BOT-BC279098  Centromadia parryi subsp. rudis A. J. Bassinger 1920-11-1 s.n. Yolo Woodland Comment
  CAS-BOT-BC279103  Centromadia parryi subsp. rudis David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  JEPS81968  Centromadia parryi subsp. rudis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9120 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UC532127  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2592 Yolo .5 mi W of Yolo Causway on road from Sacramento to Davis Comment
  UCD130151  Centromadia parryi subsp. rudis Daryl Koutnik; John Sowell 1978-10-27 568 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 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
  CAS-BOT-BC279117  Centromadia pungens subsp. laevis David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 mi. N. of intersection with Sacramento Road) 30 Comment
  CAS-BOT-BC279410  Centromadia pungens subsp. pungens A. A. Heller; H. E. Brown 1902-4-30 5433 Yolo Near Black's Comment
  CAS-BOT-BC279411  Centromadia pungens subsp. pungens Clarence R. Quick 1969-8-18 69 -18 Yolo Garden, Merritt Island near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD35815  Cephalanthus occidentalis B. Crampton 1962-8-27 6644 Yolo 4.6 miles s.e. of Knight's Landing, along the Sacramento River. Comment
  UCSB62945  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo Sutter BM Pass 30 Comment
  JEPS12451  Cephalanthus occidentalis var. californicus W. L. Jepson 1936-7-6 17655 Yolo near Devils Gate (Putah Creek canyon, Yolo-Solano-Napa county boundary); Putah Pass Comment
  CAS-BOT-BC207759  Cercis occidentalis Camille F. Nowell 2011-6-14 14 Yolo Hwy. 128 just E of the Monticello Dam at Canyon Creek Resort. 61 Comment
  SD237420  Cercis occidentalis G. K. Helmkamp, E. A. Helmkamp 2009-5-20 14729 Yolo Inner Coast Range: west side of Cache Creek along CA-16, 5.5 miles southeast of Colusa County line. 177 Comment
  SEINET803180  Cercis occidentalis Frank W. Gould 1938-1 280 Yolo One mile from Rumsey on the road to Arbuckle. Comment
  UC334393  Cercis occidentalis unknown 1891-5-28 Yolo Capay Valley Comment
  UC917182  Cercis occidentalis T. Tomich 1949-4-11 4 Yolo 8 mi nw Rumsey; Cache Creek Canyon Comment
  UCD105655  Cercis occidentalis Jackie Sinkey 1976-4-14 s.n. Yolo Davis. Comment
  UCR207823  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-3-24 14447 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  SEINET197744  Cercocarpus betuloides Amelie Blyth 1952-4-6 Yolo Bank of Putah Creek about 5 miles west of Winters on highway between Winters and Monticello Comment
  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
  CDA4793  Chamaesyce maculata N. V. Wetering 1961-8-16 Yolo West Sacramento. 0 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
  CDA43047  Chamaesyce nutans Martyn 2014-8-27 PDR# 570 P06216837 Yolo Yolo Bypass Wildlife Area. 0 Comment
  UCD38523  Chenopodium X pseudostriatum Beecher Crampton 1956-1-3 3214 Yolo 3/4 mile north of Davis. Comment
  UCD149332  Chenopodium album Collector Unknown 1925-6-12 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD21317  Chenopodium album J. Shepard 2000-5-26 273 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. Parking lot on north side of entrance road. 12 Comment
  UCD97754  Chenopodium album Beecher Crampton 1977-8-22 9521 Yolo Davis. Comment
  RSA771183  Chenopodium ambrosioides Barbara Ertter 1988-10-21 7988 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  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
  UCD73836  Chenopodium berlandieri Jean Shepard 2008-7-22 819 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
Read comments
Jun 18 2010
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  UCD98311  Chenopodium murale Beecher Crampton 1953-11-16 1735 Yolo Vacant lot, Davis. Comment
  UCD21322  Chenopodium vulvaria J. Shepard 2000-6-2 285 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In gravelly area of parking lot south of entrance road. 12 Comment
  UCD57918  Chloris gayana P. B. Kennedy 1934-9-5 s.n. Yolo 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
  UCD18245  Chloropyron palmatum E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 452 Yolo SE side of city of Woodland, SE of junction of roads 102 and 25, south side of road 25, in county park, NE of old rodeo stables, along dirt road, southeast corner of manmade pond. Comment
  UCD170329  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  SEINET12239573  Choisya ternata R. E. Tanner 1955-3-21 24 Yolo 614 Oak Avenue, Davis Comment
  UCD114616  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Woodland, at Cross and East streets. Comment
  UCD33487  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Yolo County, Woodland, Cross and East streets. Comment
  UC762661  Chorizanthe membranacea R. F. Hoover 1938-4-23 3200 Yolo grade on Rumsey- Arbuckle Road; Rumsey-Arbuckle Road Comment
  UCD59329  Chorizanthe membranacea Ellen Dean; Kate Mawdsley 2007-5-11 3753 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 637 Comment
  UCD99747  Chorizanthe membranacea K. Esau 1935-5-8 s. n. Yolo Yolo County, Putah Canyon. 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
  UCD80920  Cirsium vulgare Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5323 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD160096  Clarkia affinis Lauren Bradt 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 144 Comment
  UCD160161  Clarkia affinis Aaron Goodman 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 144 Comment
  UCD23194  Clarkia affinis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD34439  Clarkia affinis Beecher Crampton 1983-5-23 9871 Yolo 2 miles W of Winters. 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
  UCD73703  Clarkia gracilis Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD58052  Clarkia gracilis subsp. gracilis Ellen Dean; K. Mawdsley 2007-4-6 3592 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  POM32278  Clarkia gracilis subsp. gracilis C. F. Baker 1903-5-8 2891 Yolo Cache Creek canyon Comment
  UCD104845  Clarkia purpurea Beecher Crampton 1972-4-19 8791 Yolo 2 miles W of Winters. Comment
  CAS-BOT-BC172569  Clarkia purpurea subsp. purpurea A. A. Heller 1902-5-21 5576 Yolo Near Madison Comment
  JEPS43588  Clarkia purpurea subsp. quadrivulnera Elizabeth Ferguson 1920-5-15 342 Yolo w Winters; Putah Creek Comment
  RSA273214  Clarkia unguiculata Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD105045  Clarkia unguiculata S. C. Hanson 1949-5-8 12 Yolo Throughout Putah Canyon. Comment
  SFV8733  Claytonia parviflora subsp. parviflora R. H. Saigo 1961-4-24 16 Yolo Sacramento Valley Davis. 703 3rd Street. 15 Comment
  UCD149325  Claytonia perfoliata Collector Unknown 1925-2-21 s.n. Yolo City of Davis. 15 Comment
  UCD15582  Claytonia perfoliata J. D. Clarck 1995-5-27 7 Yolo Mix Canyon Rd, approx. 1/2 mile from intersection with Pleasant Valley Rd in Winters. 45 Comment
  UCD100727  Claytonia perfoliata Alan P. Godlewski 1974-4-15 1 Yolo behind Envir. Hort. On U.C. Davis campus. Comment
  UCD35495  Claytonia perfoliata subsp. perfoliata Beecher Crampton 1957-3-26 3903 Yolo UC Davis campus. Pomology orchard. Comment
  UCD20574  Clematis lasiantha E. Dean; with M. Bibbo 2002-7-5 1116 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.5 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  UCD95620  Clematis lasiantha Ogden C. Riddle 1942-3-30 50 Yolo 4 mi. west Recreation Beach, Putah Canyon.(Note: 4 mi. west is near Wragg Canyon in what used to Putah Canyon in Napa County; collector may have meant 4 mi. east, which is in Yolo County and also in Putah Canyon. Record is georeferenced in Napa County). Comment
  UCD95586  Clematis ligusticifolia S. C. Hanson 1949-6-10 30 Yolo Bank of Putah Creek, near Horse Barn, University Farm, Davis. Comment
  UCD160192  Coccinia grandis Jean Shepard 2011-10-1 858 Yolo City of Davis. Yard 1800 block Myrtle Place. Comment
  HSC82065  Collinsia heterophylla Thomas W. Nelson, Jane P. Nelson 1980-4-27 5111 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD35567  Collinsia heterophylla Beecher Crampton 1958-4-21 4712 Yolo 2.7 miles northwest of Rumsey, along State Hwy. 16 above Cache Creek. Comment
  UCD48213  Collinsia heterophylla M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 16 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD48214  Collinsia heterophylla A. Laffin; S. Holck, A. Randall 2002-4-13 15 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd.; due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along S side of running stream where road travels east-west for a short distance, ca. 40 yds. From the N side of the road. 488 Comment
  UCD123572  Collinsia heterophylla H. Currier; C. B. Heiser, Jr 1947-4-10 1901 Yolo off Higway 16, ca. 1 mile northwest of Rumsey. Comment
  POM181668  Collinsia sparsiflora L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD20795  Collinsia sparsiflora N. Nicola; C. Kremen 2001-3-16 11 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  RSA412228  Collinsia sparsiflora Joseph A. Ewan 1934-3-18 8680 Yolo Putah Creek, 8 miles above Winters. Comment
  UCD123667  Collinsia sparsiflora var. collina James Arthur 1966-2-5 14 Yolo 3/4 mile east of Monticello Dam, State Highway 128. Comment
  UCD126335  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  UCD41169  Consolida regalis K. Arhangelsky 2002-5-9 208 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD126207  Convolvulus arvensis M. Ramos 1996-5-25 24 Yolo north side of Davis. 12 Comment
  UCD13410  Convolvulus arvensis K. Meares 1996-9-24 15 Yolo City of Davis, northern part. In field at end of Encina Ave. 15 Comment
  UCD67917  Convolvulus arvensis Greg Vita 1978-5-21 32 Yolo Route 128, 3.3 miles east of Monticello Dam. Foothill woodland, full shade, along river. 60 Comment
  UC1312928  Coprosma X kirkii J. M. Tucker 1966-5-7 3945 Yolo 1101 Ovejas Avenue, Davis Comment
  CHSC79211  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo 4 miles SE of Woodland. Comment
  JEPS82992  Cordylanthus palmatus L. R. Heckard 1963-8-10 6145 Yolo about 3 mi se Woodland (just n of Road 25 and w of Road 103) Comment
  SEINET3101772  Cordylanthus palmatus Beecher Crampton 1978-1 Yolo Comment
  UCR246504  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo Sacramento Valley, 4 miles southeast of Woodland 15 Comment
  UCD20864  Coriandrum sativum N. Nicola 2001-7-5 081 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  SEINET241297 Image available Cornucopiae cucullatum Beecher Crampton 1965-4-7 T.O. 3328 Yolo UC Davis agronomy experimental area, plant introduction nursery, row L-105 Comment
  UCD142969  Cornus glabrata Ellen Dean; K. MacMillen 2013-8-9 7942 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT4B. 45 Comment
  LA86549  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo lining dirt road skirting S side of Home Economics Building, University of California campus Comment
  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
  UCD35487  Cotula australis Beecher Crampton 1957-4-5 3917 Yolo UC Davis campus, east of Animal Science Building. Comment
  UCD80825  Crassula aquatica Ellen Dean 2009-3-22 5283 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. Field near center of property previously used for parking for rodeo shows. NE corner of field. 9 Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD101828  Crassula connata Robert C. Bechtel 1952-3-16 23 Yolo Putah Canyon. 60 Comment
  UCD146832  Crassula connata Carol W. Witham 2003-4-9 909 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD73620  Crassula tillaea Ellen Dean; Elizabeth Goebel 2008-4-7 4747 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  HSC41163  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo N of Yolo bypass, Ca. 20 mi. N of Sacramento along I-5. Under Southern Pacific Railroad trestle. Comment
  UCD21329  Cressa truxillensis J. Shepard 2000-6-3 300 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to boundary by Air Force facility and thence 500 feet south to disked and dry vernal pool. 12 Comment
  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
  UCD34262  Cressa truxillensis Beecher Crampton 1978-6-27 9617 Yolo 4 miles S.E. of Woodland. Comment
  UC1360437  Crossandra infundibuliformis Edward B. Risley 1968-6-7 Yolo In greenhouse at 620 B street, Davis, Yolo County, California. Comment
  UCD160107  Croton setiger Taylor Wolzen 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 113 Comment
  UCD20900  Croton setiger N. Nicola 2001-9-12 128 Yolo Southern Sacramento Valley, city of Davis. Comment
  CDA35300  Croton setiger Robert Giorgis 1977-5-8 13 Yolo Along north side of Road 32, ca. 1.5 miles east of junction with Hwy 505. 0 Comment
  UCD142137  Croton setiger Fleur Ng'weno 1989-5-7 DQ 41 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD142147  Croton setiger K. O'Keefe 1995-6-3 s.n. Yolo North side of Putah Creek road at its intersection with Olive School Lane. Near Winters, CA.; Coast Range. 80 Comment
  UCD59810  Crypsis schoenoides Beecher Crampton 1953-10-15 1696 Yolo Capay, Cache Creek. Comment
  UCD59915  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo North of Yolo Bypass. Comment
  UCD59922  Crypsis schoenoides R. Tofsrud 1942-8-1 7 Yolo Davis. Putah Creek. Comment
  UCD70767  Crypsis schoenoides J. Shepard 1998-5-10 4 Yolo City of Davis. Covell Blvd, 1/4 mi east of flashing light at intersection with Monarch Lane, south side of road. Weed in greenbelt. Area was flooded for 2 years previously due to irrigation leak. Leak was repaired 6-8 weeks prior to collection. Soil was dry and cracked. Though green, plant was brittle and broke easily. Associates: Typha, Cotoneaster. Comment
  UCR220396  Crypsis schoenoides Jean V. Shepard 2000-6-11 303 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along unpaved entrance road nearly to Air Force facility boundary and 500 ft south to disked vernal pool 12 Comment
  UCD59366  Crypsis vaginiflora Ellen Dean; Kate Mawdsley 2007-6-8 3842 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD59977  Crypsis vaginiflora Beecher Crampton 1953-10-6 1663 Yolo West bank of the Sacramento River, Broderick. Comment
  UC763031  Cryptantha muricata R. F. Hoover 1938-4-23 3189 Yolo grade on Rumsey to Arbuckle road Comment
  SEINET10767388  Cucurbita maxima Stephanie Frischie 2000-10-14 Frischie 151 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC85600  Cupressus macnabiana Dr. Anderson s.n. Yolo 3 miles west of Rumsey - Cache Creek 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
  UCD38922  Cuscuta campestris Beecher Crampton 1961-10-25 6041 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD126316  Cuscuta indecora var. indecora Daryl Koutnik; John Sowell 1978-10-27 576 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD34165  Cuscuta indecora var. indecora Beecher Crampton 1977-6-16 9502 Yolo county road 32, 2 miles west of the Fairfield school. Comment
  UCD37277  Cuscuta indecora var. indecora Beecher Crampton 1958-9-29 5117 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  UCD33599  Cynodon Beecher Crampton 1970-6-24 8624 Yolo Yolo County, UC Davis campus, sewer air exhaust?. Comment
  SEINET3926238  Cynodon barberi Alan A. Beetle 1945-8-20 4022 Yolo Davis, on University of California farm.; 0 Comment
  JEPS84688  Cynodon dactylon John W. Willoughby 1977-4-27 2325 Yolo foothills n of State Highway 128, 1.3 mi e junction with Pleasants Valley Road (County Road 86); Vaca Mountains 48 Comment
  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
  UCD60116  Cynodon dactylon P. B. Kennedy 1915-1 s. n. Yolo Davis. Comment
  UCD73104  Cynosurus echinatus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4895 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 88 Comment
  CAS-BOT-BC114748  Cyperus alternifolius Clarence Roy Quick 1972-8-3 72 -33 Yolo Merritt Island, about 20 mi SSW of Sacramento, just W of the Sacramento River. Comment
  UC1563964  Cyperus eragrostis Barbara Ertter 1988-10-21 7993 Yolo 1.5 mi. n. Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits); Sacramento Valley, Cache Creek 36 Comment
  UCD141664  Cyperus eragrostis Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7791 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  UCD97116  Cyperus eragrostis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7016 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About one third of the way up the canyon on west side of creek. Comment
  UCR36570  Cyperus eragrostis A. C. Sanders 1984-6-18 5064 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CAS-BOT-BC114348  Cyperus erythrorhizos Harry Stanley Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing. 15 Comment
  CDA32264  Cyperus erythrorhizos G. F. Hrusa 2007-6-27 17047 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  UCD38928  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  CAS-BOT-BC114278  Cyperus esculentus Clarence Roy Quick 1968-8-25 68 -12 Yolo Garden, Merritt Island. Near junction of county roads #140 & 142, Comment
  UCR148106  Cyperus ferax Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, south of University airport 2 Comment
  UCD165543  Cyperus odoratus Emily Griswold 2016-8-17 s.n. Yolo UC Davis Arboretum waterway, western end near Putah Creek Lodge. 14 Comment
  CAS-BOT-BC113923  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Rice levee, 5 mi E of Davis. Comment
  UCD33554  Cyperus odoratus Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, S.E. of University airport. Comment
  UCD35256  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Yolo County; 5 miles east of Davis. Comment
  UCD60295  Dactylis glomerata Beecher Crampton 1962-4-18 6231 Yolo Davis. Southern Pacific R. R. Station. Comment
  UC1100144  Damasonium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-22 1546 A Yolo 5 mi. e. Davis (rice fields along Yolo Causeway) Comment
  UC917163  Damasonium californicum R. H. Miller 1949-5-11 52 Yolo s. side of w. end of Yolo Causeway Comment
  UCD60858  Danthonia californica var. americana Beecher Crampton 1961-7-21 5939 Yolo 2.5 miles west of Davis, along Russell Blvd. Comment
  UCD125901  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
  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
  CDA13743  Datura stramonium G. F. Hrusa, T. D. Wilfred 1996-9-26 13580 Yolo Central Valley; On orchard side of levee along Tule Canal approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD126629  Datura wrightii K. Esau 1935-7-19 s.n. Yolo Putah Canyon. Comment
  UCD125903  Datura wrightii Beecher Crampton 1953-10-26 1727 Yolo South bank of Putah Creek, new channel, 3 miles S. of Davis. Comment
  UCD67991  Datura wrightii M. Thibodeau 1995-5-29 14 Yolo Along Putah Creek, at University of California, Davis picnic grounds. 17 Comment
  UCD40914  Daucus carota Heidi Haugen 1984-4-15 23 Yolo Corner of Road 28 and Road 104. Yolo County Sanitary Landfill. 15 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
  UCD160106  Delphinium hesperium subsp. pallescens Taylor Wolzen 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. 144 Comment
  CAS-BOT-BC116481  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 s.n. Yolo Putah Canyon opp. Devil's Gate Comment
  CHSC52461  Delphinium patens subsp. patens Keith G. Weinstock 1975-5-4 4 Yolo State Highway 128, 12.6 miles southwest of Road 89 and Road 32 intersection. Comment
  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
  UCD48151  Delphinium variegatum A. Laffin; S. Holck, A. Randall 2002-4-13 12 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from the N side of the road. 488 Comment
  CAS-BOT-BC192648  Deschampsia danthonioides Roxana S. Ferris 1926-4-24 6467 Yolo 3 miles south of Dunnigan Comment
  CDA31663  Deschampsia danthonioides P. B. Kennedy 1925-4-26 Yolo Davis 0 Comment
  HSC9595  Deschampsia danthonioides J. V. Lenz 1947-4-24 Yolo Alkali area N of Davis, US 99W. Comment
  UCD37588  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo Yolo County, 2 miles south of Zamora, along U.S. Highway 99W. Comment
  UCD62798  Deschampsia danthonioides R. M. Love 1944-4-1 Yolo W of Capay. Comment
  UCD62858  Deschampsia danthonioides E. G. Cakin 1947-4-27 Yolo North of Davis. Comment
  UCD62764  Deschampsia danthonioides var. gracilis R. Tofsrud 1942-5-1 79 Yolo Yolo Bypass. Comment
  UCD41168  Dianthus barbatus K. Arhangelsky 2002-5-9 206 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD48274  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 8 yards from the N side of the road. 488 Comment
  RSA589907  Dichelostemma capitatum subsp. capitatum Michael A. Vincent, Robert M. Rhode 1996-3-30 7254 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD160553  Dichelostemma capitatum subsp. capitatum Ellen Dean; Craig Thomsen 2015-3-21 8605 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD21366  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-22 403 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Approximately 1/2 mile and 130 yards west of fence separating park from Department of Defense land, then six yards north. 12 Comment
  UCD62730  Dichelostemma capitatum subsp. capitatum Alan Yip; Plant Biology 102 students 2008-4-6 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  SEINET8472319  Dichelostemma capitatum subsp. capitatum Schank 1959-3-28 s.n. Yolo About 2 miles W of Winter along Hwy 128. 152 Comment
  SEINET8472346  Dichelostemma capitatum subsp. capitatum G. Cook 1959-3-28 9 Yolo 2 miles E of Winter, along Hwy 128. 152 Comment
  HSC81615  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1980-4-27 5105 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  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
  HSC3102  Dichelostemma volubile W. R. Rogers 1965-6-25 251 Yolo Fisk Creek Ridge, 6 mi. S Hwy. 16 Comment
  UCSB31096  Dichelostemma volubile Mann, L.; Cheadle, Vernon 1961-5-10 Yolo Willowbank Comment
  UCD63906  Digitaria eriantha Beecher Crampton 1957-10-30 Yolo Agronomy Experimental Areas, Davis campus. Comment
  CAS-BOT-BC208985  Digitaria ischaemum Clarence R. Quick 1968-8-25 68 -10 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD35505  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Yolo County; Davis City Hall. Comment
  CAS-BOT-BC209026  Digitaria sanguinalis Clarence R. Quick 1968-8-25 68 -07 Yolo Merritt Island near junction of county roaads #140 & 142, 3.5 miles south of Clarksburg Comment
  CAS-BOT-BC242659  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo 3 miles west of city of Winters Comment
  SBBG26364  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis campus, agronomy field Comment
  UCD38018  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD63981  Digitaria sanguinalis Beecher Crampton 1967-9-13 8183 Yolo UC-Davis Agronomy field. Comment
  UCR119119  Digitaria sanguinalis Beecher Crampton 1961-9-15 5973 Yolo Sacramento Valley, City of Davis, University of California campus. Comment
  SACT000982  Digitaria sanguinalis M. Wiesendanger 1927/07/00 Yolo Comment
  SACT000983  Digitaria sanguinalis 1925-6-29 Yolo No determiner/collecter listed Comment
  CHSC57518  Diplacus aurantiacus Steven Triano 1987-4-13 43 Yolo Ca. 37 mi nw of Woodland, ca. 300 ft e of Hwy 16. 167 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
  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
  UCD64589  Distichlis spicata Beecher Crampton 1956-7-13 3708 Yolo Yolo Bypass. Comment
  UCD95023  Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles E of Woodland, along State Hwy. 16 and 24. Comment
  UCR178667  Dittrichia graveolens Arthur M. Shapiro 2003-12-3 s.n. Yolo Sacramento Valley, UC Davis campus, c. 20 m NW of the Recreation Pool Lodge 16 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
  UCD20803  Dodecatheon hendersonii N. Nicola; C. Kremen 2001-3-16 19 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET5743810 Image available Dodonaea viscosa Shirley C. Tucker 1963-1 5221 B Yolo Cultivated by Botany Building, University of California, Davis, campus, Davis.; Univ. of California, Davis Comment
  UCD37387  Downingia bicornuta Beecher Crampton 1960-5-9 5501 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD21391  Downingia insignis J. Shepard 2001-4-27 435 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in a large vernal pool on east border of of park and Department of Defense land. 12 Comment
  UCD55108  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
  UCD55109  Downingia insignis Everett H. Everson 1951-4-19 38 Yolo 8.2 miles southeast of Davis on county road 34A. Comment
  UCD72406  Downingia insignis Ellen Dean; Kate Mawdsley 2008-4-16 4811 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  SFV3645  Downingia insignis D. Ahrenholz 1964-4-27 11 Yolo Sacramento Valley Field off county roads 36 and 106A, Mace Ranch, southeast of Davis. Comment
  UCD34975  Downingia insignis Beecher Crampton 1996-4-22 10333 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  POM59017  Downingia ornatissima A. A. Heller, H. E. Brown 1902-4-29 s.n. Yolo Near Madison. 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
  UC1116670  Downingia ornatissima var. ornatissima Beecher Crampton 1960-5-9 5500 Yolo 1.25 mi sw Saxon Station Comment
  UCD144782  Downingia ornatissima var. ornatissima Carol W. Witham 2003-4-7 884 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD23187  Downingia ornatissima var. ornatissima A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  JEPS108443  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-6-3 204 -95 Yolo Near Madison and Woodland. S side of Rd. 19, .1 mi E from Rd. 96. Comment
  UC66144  Downingia pulchella A. A. Heller and H. E. Brown 1902-4-29 5421 Yolo near Madison Comment
  UCD21259  Downingia pulchella J. Shepard 2000-4-21 148 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots, a rectangular depression and open field, all on the south side. South along track through field. At edge of ruts, being driven over. 12 Comment
  UCD54988  Downingia pulchella M. Wiesendanger 1927-4-29 584 Yolo Davis. 13 Comment
  UCD54989  Downingia pulchella C. Heiser; W. Russell 1947-5-3 s.n. Yolo Under Yolo Causeway. 4 Comment
  UCD54992  Downingia pulchella H. B. Nidever 1951-4-26 23 B Yolo 2.5 miles east of Davis. 9 Comment
  UCD81462  Downingia pulchella M. Wiesendanger 1927-4-29 584 Yolo Davis. 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
  UCD20591  Drymocallis glandulosa E. Dean; with M. Bibbo 2002-7-5 1134 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
  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
  JEPS49891  Dudleya cymosa Carl Purdy 1929-6-17 Yolo between Berryessa Valley and Winters Comment
Read comments
Jun 18 2010
  UCD37760  Dysphania ambrosioides Beecher Crampton 1961-10-25 6044 Yolo 4 miles northwest of Bryte, Yolo Bypass, south of Todhunter's Lake. Comment
  UC1949234  Dysphania ambrosioides Barbara Ertter 1988-10-21 7982 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD98712  Dysphania botrys H. A. Borthwick 1925-5-5 1854 Yolo Putah Canyon. Comment
  UCD35206  Dysphania botrys Beecher Crampton 1953-10-6 1664 Yolo West bank of Sacramento River, Broderick. Comment
  UCD60913  Echinochloa Beecher Crampton 1959-11-2 5468 Yolo Yolo County, 7.5 miles west of city of Davis. Comment
  HSC93575  Echinochloa colona G. Fred Hrusa 1997-8-28 14090 Yolo NE corner of Walnut and North, Woodland. 50 Comment
  SBBG115752  Echinochloa colona B. Crampton 1965-10-5 7535 Yolo University of California Davis agronomy field house area Comment
  UCD32995  Echinochloa colona Beecher Crampton 1965-10-5 7535 Yolo Yolo County, UC Davis agronomy field house area. Comment
  UCD36446  Echinochloa colona Beecher Crampton 1953-8-24 1602 Yolo Yolo County, 1 mile west of city of Winters. Comment
  UCD37751  Echinochloa colona Beecher Crampton 1961-10-10 6027 Yolo Yolo County, 5 miles west of city of Davis, at junction of Road 32 (Russell Boulevard) and Road 95A. Comment
  UCR119084  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Sacramento Valley, 2.5 miles west of city of Davis, along Russell Boulevard. 15 Comment
  SEINET11696005  Echinochloa colona Unknown 1965-10-5 7535 Yolo UC Davis Agronomy field house area Comment
  SEINET3928581  Echinochloa colona June McCaskill, Margene Griggs; W. A. Harvey 1968-8-1 737 Yolo Weed around Agronomy field plot A-8, about 1/2 mile east of University Airport, University of California, Davis.; 0 Comment
  CAS-BOT-BC197084  Echinochloa crus-galli John Thomas Howell; Gordon H. True 1967-6-11 42552 Yolo NW. of Woodland Comment
  UCD32911  Echinochloa crus-galli Beecher Crampton 1965-7-7 7433 Yolo Yolo County, UC Davis, Campbell tract around irrigation valve. 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
  UCD32968  Echinochloa crus-galli Beecher Crampton 1965-8-18 7489 Yolo Road 99E. 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
  UCD60844  Echinochloa crus-galli Beecher Crampton 1958-11-3 5131 Yolo Campbell Tract, UC-D campus. Comment
  UCR141629  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Sacramento Valley, UC Davis agronomy nursery 16 Comment
  UCR152270  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo 7.5 mi west of city of Davis Comment
  SEINET3928683  Echinochloa crus-galli Beecher Crampton 1965-7-7 7434 Yolo 2.5 miles W.N.W of Davis, jct. of county roads 98 and 31.; 0 Comment
  UCD60884  Echinochloa crus-galli var. mitis E. G. Cakin 1947-5-14 Yolo Davis. Comment
  UCD60940  Echinochloa crus-pavonis Beecher Crampton 1964-7-28 7131 Yolo UC-Davis campus. Central Garage area. Comment
  UCR257962  Echinochloa esculenta Chuck Buckingham 1948-7-24 s.n. Yolo Sacramento Valley, rice field east of the intersection of County Road 35 and 106A 6 Comment
  RSA261480  Echinodorus berteroi Sonia Cook 1972-5-27 s.n. Yolo On N side of Putah Creek, S of Cal Aggie airstrip, University of California at Davis campus. Comment
  SD132000  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd. 89 crossing just west of I-505; east of gravel pits 1.5 miles north of Madison, ca 10 miles west of Woodland. Comment
  UC1562717  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo creek at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCR71526  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCD81564  Eclipta prostrata W. D. Norton 1928-9-1 1432 Yolo Woodland. Comment
  UCSB61618  Eclipta prostrata Ertter, Barbara 1988-10-21 Yolo Cache Creek at Rd. 89 crossing just W of I-505, E of gravel pits 1.5 mi. N of Madison, ca. 10 airmiles W of Woodland, Sacramento Valley; T10N R1W, ca. 120' Comment
  UCD161123  Eleocharis macrostachya Jean Shepard 2000-6-3 298 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 eastern boundary of park. South approximately 200 yards to a low area and vernal pools. 12 Comment
  UCD49787  Eleocharis macrostachya B. Crampton 1941-4-13 129 Yolo Common spikerush', 'Wiregrass'. 5 miles west of Merced, Merced County, California. Comment
  UCD61263  Eleusine indica Luther Jones 1962-8-10 Yolo UC - Davis campus. Comment
  UCD61265  Eleusine indica D. H. Hartmann 1941-8-10 Yolo Davis. Comment
  UCD61267  Eleusine indica Beecher Crampton 1960-9-19 5777 Yolo UC - Davis campus. 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
  UCD161067  Elymus glaucus Craig Thomsen 2006-5-10 2648 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
  UCD37838  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD62560  Elymus repens Beecher Crampton 1961-5-2 5862 Yolo Southern Pacific Railroad Station, Davis. Comment
  UCD62572  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Southern Pacific R. R. Station, Davis. Comment
  UCD62703  Elymus trachycaulus P. B. Kennedy 1920-8-10 X- 3590 Yolo Field - Campus - Berkeley, Davis. Comment
  UCD38973  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo North city limits Davis, along County Road 31. Comment
  SACT001151  Elymus triticoides John Willoughby 1977-5-12 Yolo South side of State Highway 128, 2.9 miles northwest of its junction with pleasants Valley Road, near Putah Creek fishing access, along highway. Comment
  UC1153917  Elytrigia intermedia subsp. intermedia Beecher Crampton 1957-7-10 Yolo Agronomy Experimental Areas Davis Campus 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
  UCD21340  Epilobium brachycarpum J. Shepard 2000-8-26 335 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. On the south side between road and parking lot. 12 Comment
  UCR190478  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-17 12970 Yolo Sacramento Valley, along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland 43 Comment
  UCD36091  Epilobium brachycarpum Beecher Crampton 1952-10-12 859 Yolo 5 miles west of city of Davis, on Winters Road. Comment
  UCD37229  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo 1.3 miles south of Dunnigan. Comment
  UCD84312  Epilobium campestre Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33984  Epilobium campestre Beecher Crampton 1975-6-18 9224 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UCD105425  Epilobium canum subsp. canum M. Phillips 1929-10-1 2070 Yolo Putah Canyon. Comment
  SBBG5123  Epilobium canum subsp. latifolium J. M. Tucker 1941-9-20 389 Yolo above Putah Crk, E side of Vaca Range Comment
  UCD105414  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters. Comment
  UCD141692  Epilobium ciliatum Ellen Dean; M. Taylor 2013-6-20 7804 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  UCD33959  Epilobium cleistogamum Beecher Crampton 1975-5-23 9197 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UCD33983  Epilobium cleistogamum Beecher Crampton 1975-6-18 9222 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  SEINET9294442  Epilobium pygmaeum Unknown 1958-6-27 4989 Yolo Yolo County Comment
  RSA91858  Epipactis gigantea Beecher Crampton 1954-4-15 1772 Yolo Putah Creek Canyon, 5 miles west of Winters Comment
  UCD135320  Equisetum X ferrissii Clarence R. Quick 1969-6-14 69 -12 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  UCD164520  Equisetum arvense Craig D. Thomsen 2006-8-16 2707 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 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
  UCD20609  Equisetum laevigatum E. Dean; with M. Bibbo 2002-7-5 1156 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD40550  Equisetum laevigatum Collector Unknown 1974-4-27 114 Yolo 1/2 mi. northeast of Guinda riverbed in Cache Creek. 121 Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  UCD93104  Equisetum telmateia subsp. braunii Catherine E. Koehler 2007-8-21 s.n. Yolo McLaughlin Reserve, Davis Creek shoals where entering the reservoir. 436 Comment
  CDA2075  Eragrostis June McCaskill 1976-9-9 s.n. Yolo Front yard of 731 A Stree, City of Davist. 0 Comment
  UCD65699  Eragrostis June McCaskill 1976-9-9 s. n. Yolo city of Davis, front yard of 731 A Street. Comment
  HSC102725  Eragrostis barrelieri J. P. Smith 2013-8-23 13774 Yolo Weed in a walnut orchard. 134 Comment
  CAS-BOT-BC204450  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, University of California, experimental plot A-12, west of State Highway 113 Comment
  CAS-BOT-BC204451  Eragrostis cilianensis P. B. Kennedy 1915-1-1 s.n. Yolo Davis Comment
  UCD33146  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD36486  Eragrostis cilianensis Beecher Crampton 1953-10-15 1685 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD37725  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo Yolo County, 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62940  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62941  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo 3 miles west of Winters, State Hwy. 128. Comment
  UCD62973  Eragrostis cilianensis Beecher Crampton 1952-9-24 843 Yolo U. C. - Davis. Comment
  RSA189470  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi. nw. of Woodland 6 Comment
  SEINET208620 Image available Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi nw of Woodland 6 Comment
  UCD63209  Eragrostis hypnoides R. Tofsrud 1942-11-1 163 Yolo Near Davis. Comment
  SEINET10850090  Eragrostis hypnoides Crampton 1953-10-15 CRAMPTON 1697 Yolo Capay, along Cache Creek, Growing gravelly, sany creek bed. Comment
  UCD36478  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD63799  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-16 1702 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD63439  Eragrostis minor Collector Unknown 1941-8-1 Yolo Davis. Comment
  UCD63440  Eragrostis minor Collector Unknown 1941-10-1 Yolo near Davis. Comment
  CDA20761  Eragrostis pectinacea G. F. Hrusa, Charles & Emma Dogwin 2006-10-13 16935 Yolo Sacramento Delta; Annual growing out of eroded sandy bank of Sacramento River, +/- 1 mi. upstream of Hood on W side of river at boat launching site. 7 Comment
  CAS-BOT-BC284079  Eragrostis pectinacea var. pectinacea unspecified 1952-6-28 4218 Yolo Davis Comment
  CHSC59847  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  CHSC59848  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  UCD64507  Eragrostis pectinacea var. pectinacea Elizabeth Wilson Fall 1936 Yolo Davis. Comment
  UCD36496  Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  SEINET4571552  Eragrostis poaeoides B. Crampton 1967-10-16 8217 Yolo U.C. Davis agronomy field Comment
  SEINET242003  Eragrostis polytricha Beecher Crampton 1954-6-29 T.O. 1764 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET11695839  Eremopyrum orientale Unknown 1965-4-30 T.O. 3259 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD150995  Erigeron bonariensis D. S. Park; S. Nicole 2010-5-11 74 Yolo UCD near Scince Lecture Bld. 10 Comment
  UCD151020  Erigeron bonariensis D. S. Park 2010-5-28 100 Yolo UCD, south of Storer Hall in garden/flowerbed. 11 Comment
  UCD151029  Erigeron bonariensis D. S. Park 2010-6-1 110 Yolo UCD Arboretum. Disturbed site/hillside near bridge. 15 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
  UCD59391  Erigeron foliosus Ellen Dean; Kate Mawdsley 2007-6-8 3865 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch, along loop road. 462 Comment
  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
  UCD38519  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis Campus. Comment
  RSA734062  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD33557  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of roads 31 and 97. Comment
  UCD34050  Eriochloa contracta Beecher Crampton 1975-10-7 9312 Yolo UC Davis agronomy field experimental area. Comment
  UCD37497  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD14642  Eriodictyon californicum Deanna Lynn Pfleger 1989-6-7 9 Yolo California, Yolo Co.; Stebbins Reserve; 97 Comment
  UCD20853  Eriodictyon californicum N. Nicola 2001-4-23 070 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET12350272  Eriodictyon californicum Unknown 1998-6-4 22 Yolo 4 mi W of Winters on Hwy 128, 0.5 m W of road 140 Comment
  UCD37779  Eriogonum dasyanthemum Beecher Crampton 1962-1-4 6081 Yolo Yolo County, 4 miles west of Winters, State Highway 128, along Putah Creek. Comment
  UCD81048  Eriogonum nudum Agnieszka Zalicka; with PLB 102 class 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. In a side canyon on the east side of Bray canyon with a tributary of Bray Creek. 147 Comment
  SEINET5728877 Image available Eriogonum umbellatum Mohamed Shagrun 1960-1 s.n. Yolo University farm, University of California; Davis Comment
  CAS-BOT-BC268487  Eriogonum wrightii var. wrightii Tim Lowrey 1972-7-30 s.n. Yolo On edge of Cache Creek, 1 mile north of Rumsey Bridge Comment
  CAS-BOT-BC308094  Eriophyllum lanatum var. achilleoides Roxana Stinchfield 1916-6-25 316 Yolo Mouth of Buckeye Creek Comment
  UC638702  Eriophyllum lanatum var. achilleoides Ethel Crum 1938-5-7 2000 Yolo n-facing slope above creek (Cache Creek canyon, 4 mi n of Rumsey); Immer North Coast Range <sic>, Cache Creek canyon 152 Comment
  CDA30842  Erodium botrys M. Beyers 2010-5-12 447 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  CDA37073  Erodium botrys 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
  UCD19448  Erodium botrys J. Shepard 2000-2-18 40 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road; in open field on south side of road. 12 Comment
  UCR237640  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  UCD103025  Erodium botrys B. Crampton 1953-4-27 1136 Yolo Along railroad, 1 mile north of Winters. Comment
  UCD103121  Erodium brachycarpum Beecher Crampton 1960-4-26 5487 Yolo Davis, along the railroad. 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
  SFV8507  Erodium cicutarium R. T. Stahmer, Jr. 1972-4-3 14 Yolo Sacramento Valley Davis. Next to Castillian Apartments on Wake Forest Drive. 18 Comment
  UCR237639  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 B Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  UCR257135  Erodium cicutarium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20509 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  RSA696384  Erodium cicutarium Unspecified 1942-4-7 1121 Yolo University campus, Davis. Comment
  UCD103184  Erodium cicutarium P. B. Kennedy 1926-5-10 s.n. Yolo University Farm, Davis. Comment
  UCD103241  Erodium cicutarium Joy Woo 1989-4-18 s.n. Yolo Along H Street. Comment
  UCD103259  Erodium moschatum G. F. Hrusa 1996-4-10 12743 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 Comment
  CDA9627  Eryngium aristulatum D. G. Kelch 2007-5-18 7 .32 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  JEPS114044  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch Comment
  UCD23184  Eryngium jepsonii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD80861  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch. 12 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
  UCD54558  Eryngium oblanceolatum J. Shepard 2000-5-26 276 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 to low area. 12 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
  UCD136713  Eryngium oblanceolatum Robbins; Norton Date Unknown 826 Yolo West of Davis. Comment
  UCD72415  Eryngium vaseyi Ellen Dean; Kate Mawdsley 2008-4-16 4820 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD15290  Erysimum capitatum Claire Warshaw 1985-4-5 4 Yolo 4 miles west of the intersection of Highway 128 and Pleasants Valley Road; Comment
  SEINET13754447 Image available Erythranthe latidens I. L. Eaks 1951-1 37 Yolo 5 miles west of Highway 99W on road 29. 15 Comment
  UCD94048  Eschscholzia caespitosa Shannon M. Still 2006-3-23 54 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 50 Comment
  UCD94049  Eschscholzia caespitosa Shannon M. Still 2006-3-23 55 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 54 Comment
  UCD94053  Eschscholzia caespitosa Shannon M. Still 2006-3-23 60 Yolo California. Yolo County: CA-128 on slope across road from dirt parking area by Monticello Dam, on eastern side of road. 77 Comment
  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
  UCD94057  Eschscholzia caespitosa Shannon M. Still 2006-3-23 64 Yolo California. Yolo County: Bear Valley on north side of CA-16 in turnout. 184 Comment
  SEINET10825963 Image available Eschscholzia caespitosa Charles F. Baker 1903-5-8 Baker 2995 Yolo Summit of Yolo Mountains. Large tufts occasional among Adenostoma chaparral. Comment
  UCD19449  Eschscholzia californica J. Shepard 2000-2-19 41 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 1/4 mi. along unpaved entrance road. 12 Comment
  SEINET5718778 Image available Eschscholzia californica Yee Verna 1974-1 29 Yolo East Eighth Avenue at Pole Line Road, Davis.; Davis Comment
  RSA0008957  Eschscholzia dumetorum C. F. Baker 1903-5-8 2995 Yolo Summit of Yolo Mountains Comment
  CAS-BOT-BC419482  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters Comment
  SFV8293  Eucalyptus camaldulensis E. Bramlett 1966-5-13 28 Yolo Sacramento Valley CA-Highway 128, about 6 miles west from Davis. 30 Comment
  CDA33556  Euphorbia oblongata Jenni King 2010-5-21 PDR# 1520110 Yolo Near Woodland at intersection of County Road 25A and County Road 99 0 Comment
  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
  UCD161052  Euphorbia serpillifolia Craig Thomsen 2006-6-30 2614 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD38287  Euphorbia serpillifolia B. Crampton 1952-10-28 891 Yolo 5 miles west of Winters. Along Putah Creek. 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
  UCD59373  Eurybia radulina Ellen Dean; Kate Mawdsley 2007-6-8 3848 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. North of berm along dry drainage. 627 Comment
  CDA5284  Euthamia occidentalis T. C. Fuller 1959-9-17 3930 Yolo Harbor Boulvard & Freeway, West Sacramento. 0 Comment
  UCD132332  Euthamia occidentalis Daryl Koutnik; John Sowell 1978-10-27 574 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 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
  UCD41038  Festuca arundinacea Carol W. Witham 2003-4-26 970 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET238366 Image available Festuca eastwoodiae Beecher Crampton 1953-4-27 1141 Yolo 2.5 miles west of city of Winters on Road 87. Comment
  UCR119167  Festuca microstachys Beecher Crampton 1953-4-9 1066 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  UCR178860  Festuca myuros var. hirsuta Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCD41015  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
  UCD111856  Ficus carica Cay Collette 1975-4-12 9 Yolo Knight's Landing. Approx. 15' from Sacramento River. 15 Comment
  UCD127497  Foeniculum vulgare A. S. Crafts 1926-7-8 457 Yolo University Farm Campus, Davis. Comment
  UCD18340  Francoa ramosa J. M. Tucker 1950-9-1 s.n. Yolo city of Davis, at 9th St. Comment
  UCD20581  Frangula californica subsp. tomentella E. Dean; with M. Bibbo 2002-7-5 1124 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.5 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 518 Comment
  UC917211  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 3 mi n Davis (toward Woodland) 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
  UCD73033  Frankenia salina Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4914 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
  UCD81020  Frankenia salina Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5361 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCD122026  Fraxinus dipetala Collector unknown 1932-3-26 s.n. Yolo Putah. Comment
  UCD35565  Fraxinus dipetala Beecher Crampton 1958-4-21 4715 Yolo 2.7 miles NW of Rumsey. Along State Hwy 16 above Cache Creek. 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
  UCD69744  Fraxinus dipetala Glenn Luft 1989-4-8 15 Yolo Outside of Winters. 134 Comment
  CDA39692  Fraxinus dipetala B. Cowley Apr 1949 s.n. Yolo Cache Creek, Capay Valley. 0 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
  UCD15589  Fremontodendron californicum J. A. Johnston 1995-5-16 20 Yolo UC Davis Campus, north edge of the Experimental College Gardens. 50 Comment
  UCD68021  Fremontodendron californicum C. P. Pease 1995-5-29 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. Found on an uncultivated site in the partially disturbed Experimental College gardens. An erect shrub, 2 m high. Flowers, yellow. 16 Comment
  CHSC79385  Fritillaria affinis Beecher Crampton 1953-2-26 988 Yolo 6 miles east of Monticello, on Highway 128, above Putah Creek. Comment
  CDA39332  Fritillaria pluriflora Mr. Clement 1930-2-25 s.n. Yolo Capay Valley. 0 Comment
  UCD170741  Fumaria capreolata Jean Shepard 2018-3-12 s.n. Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD134784  Fumaria officinalis A. M. Shapiro 2013-3-22 s.n. Yolo UC Davis campus. Southeast corner of Robbins Hall. 15 Comment
  SEINET5711498  Gaillardia aristata June McCaskill 1971-1 767 Yolo Cultivated in Robbins Hall courtyard, University of California, Davis.; Davis Comment
  UCD168413  Galium Ellen Dean; M. Hoshovsky 2017-4-18 9325 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch northwest of ranch headquarters, south of Rattlesnake Rock. Dark narrow canyon below tuff formation. West side of ridge below Rattlesnake Rock. Area has burned three times in the past three years. 178 Comment
  UCD72429  Galium andrewsii Ellen Dean 2008-4-25 4856 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  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
  UCD20794  Galium aparine N. Nicola; C. Kremen 2001-3-16 010 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCR119090  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Sacramento Valley, 2 miles west of Winters, county road 89 59 Comment
  UCD121662  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Yolo County, 2 miles west of Winters, County Road 89. 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
  JEPS52649  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 Yolo 1 mi se Colusa Co. line (along Hwy 16); Cache Creek 182 Comment
  JEPS52696  Galium bolanderi G. L. Stebbins Jr. 1966-2-22 6304 Yolo n side Cache Creek (canyon on s slope of mt., from State Hwy 16 to 2000 ft); Glasscock Mountain 457 Comment
  UCD160164  Galium murale Aaron Goodman 2015-4-12 5 b Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCD73720  Galium murale Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD121839  Galium nuttallii J. D. Skoss 1948-6-6 31 Yolo Putah Canyon 10 miles below Yolo-Napa county line. Comment
  UCD160163  Galium parisiense Aaron Goodman 2015-4-12 5 a Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCD121926  Galium tricornutum C. H. Justus 1965-3-23 s.n. Yolo Co. Rd. 42, Guinda. Comment
  UCD162952  Garrya congdonii Craig Thomsen 2006-6-8 2670 Yolo Ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD56719  Geranium Ellen Dean; M. Bibbo 2007-3-23 3412 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD164656  Geranium bicknellii Henry House 1995-5-27 1995- 27 Yolo Approximately 5.5 km north of the latitude of Winters, about 1.25 km west of Road 89, on the high side of the Winters Canal. Comment
  RSA696389  Geranium dissectum Keith E. Hoffmaster 1939-4-26 945 Yolo Putah Canyon. Comment
  UCD56751  Geranium dissectum Ellen Dean; M. Bibbo 2007-3-23 3443 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
  UCD103327  Geranium dissectum Beecher Crampton 1970-5-13 8592 Yolo Davis. Comment
  UCD103334  Geranium dissectum Everett H. Everson 1951-4-19 36 Yolo Sacramento River, 9.0 miles southeast of Davis on county road 34A. Comment
  JEPS84716  Geranium molle John W. Willoughby 1977-3-17 1952 Yolo 1.3 mi e State Hwy 128 jct with Pleasants Valley Rd (County Rd 86) (n of State Hwy 128, large turnout on n side of highway, apricot orchard s of highway); Vaca Mountains 48 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
  UCD62836  Geranium molle Elaine Chow; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD160544  Gilia capitata Ellen Dean; Craig Thomsen 2015-3-21 8598 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD62883  Gilia capitata subsp. staminea Christopher Michael Bronny 2008-4-4 s.n. Yolo West Sacramento, Land-side toe of levee on South River Road. River Mile 57.2. 6 Comment
  UCD160550  Gilia clivorum Ellen Dean; Craig Thomsen 2015-3-21 8604 a 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
  SEINET12532295 Image available Gilia scopulorum A. A. Heller 1940-1 15838 Yolo Along U.S. Highway 99 N, and in adjoining fields between Zamora and Dunnigan. Upper Sonoran Life Zone. Comment
  UCD73664  Gilia tricolor 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
  UC106696  Gilia tricolor subsp. tricolor J. W. Blankinship 1893-1 Yolo Woodland Comment
  UCD105753  Gleditsia triacanthos A. Godlewski 1973-8-3 s.n. Yolo S. side Library, University of California, Davis. Department of Environmental Horticulture. Comment
  SEINET11056142 Image available Gleditsia triacanthos June McCaskill 1957-9-3 541 Yolo In lawn on north side of Hughes Hall, University of California, Davis Comment
  SEINET240094 Image available Glyceria declinata Beecher Crampton 1954-4-15 T.O. 2243 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  UC735716  Glycyrrhiza lepidota Chas. Heiser 1947-6-10 1933 Yolo railroad right-of-way n Davis Comment
  UCD105770  Glycyrrhiza lepidota Beecher Crampton 1953-10-29 1729 Yolo Along Putah Creek, 5 miles west of Winters. Comment
  UCD105810  Glycyrrhiza lepidota Chas. Heiser 1947-6-10 1933 Yolo Railroad right-of-way, north of Davis. Comment
  UCD105813  Glycyrrhiza lepidota var. glutinosa P. B. Kennedy 23 Jun 192? s.n. Yolo Clarksburg, Sacramento River. Holland Land Co. Comment
  UCD59381  Gnaphalium palustre Ellen Dean; Kate Mawdsley 2007-6-8 3856 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD131657  Grindelia camporum Beecher Crampton 1956-7-13 3708 Yolo Yolo bypass. Comment
  UCD132484  Grindelia camporum Daryl Koutnik; John Sowell 1978-10-27 573 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD73121  Grindelia camporum Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR36583  Grindelia camporum A. C. Sanders 1984-6-18 5057 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CDA32972  Grindelia camporum Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  CAS-BOT-BC314677  Grindelia hirsutula A. A. Heller 1928-5-12 14557 Yolo Along the highway two miles south of Arbuckle Comment
  UC1606661  Grindelia hirsutula Max P. Dunford 1959-9-11 529 Yolo 0.5 mi w of w end Yolo Causeway (borrow pit between highway and S.P.R.R.) Comment
  CAS-BOT-BC314674  Grindelia hirsutula W. J. Williamson 1919-5-30 180 Yolo Near French Flat 426 Comment
  UC1278131  Guizotia abyssinica B. Crampton 1954-8-24 Yolo UC Davis Campus Comment
  UC1043522  Gutierrezia californica P. C. Everett and E. K. Balls 1954-10-19 20366 Yolo 5.8 mi nw Rumsey (on Hwy 16 to Madison); Foothill Woodland Community 152 Comment
  UCD36254  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along Road 102. Comment
  SEINET11695752  Hainardia cylindrica Unknown 1953-5-5 1208 Yolo 2.5 mi NE of Davis, along Road 102 Comment
  UCD22762  Hebe salicifolia Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UC709724  Helianthus annuus Chas. Heiser Jr. 1946-9-18 1866 Yolo w of Davis; Putah Creek Comment
  UC709725  Helianthus annuus Chas. Heiser Jr. 1946-9-4 1857 Yolo 5.8 mi e Davis (on highway to Sacramento on s side of road; U.S. 40) Comment
  CAS-BOT-BC305491  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo At base of n. levee for 0.1 mi. in Sacramento Bypass, 0.1 mi. w. of weir, 1 mi. n.w. of Bryte Comment
  UCD132792  Helianthus annuus B. Crampton 1957-10-30 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  JEPS34861  Helianthus bolanderi W. L. Jepson 1929-10-1 15346 Yolo Zamora 25 Comment
  UC1221777  Helianthus bolanderi Beecher Crampton 1958-9-29 5119 Yolo ca 7 mi w Davis (just s of the Moon Ranch) Comment
  UCD132894  Helianthus bolanderi A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  SEINET4008332 Image available Helianthus bolanderi C. B. Heiser, W. Meagher; M. Meagher 1946-1 1851 Yolo 4.7 miles north of Yolo, Comment
  UCD169599  Helianthus tuberosus Jan Tetreault; Gerald Solly 2017-11-3 s.n. Yolo City of Woodland, S side of Lincoln St. between College and Elm Sts. 21 Comment
  CDA40617  Heliotropium curassavicum W. S. Ball 1931-10-1 s.n. Yolo Near Davis. 0 Comment
  UCD20899  Heliotropium curassavicum var. oculatum N. Nicola 2001-5-17 127 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  HSC62901  Heliotropium curassavicum var. oculatum J. M. DiTomaso 1979-5-14 1011 Yolo Cache Creek Regional Park, 9.8 mi. N of Guinda on Hwy. 16 213 Comment
  RSA183473  Heliotropium europaeum W. R. Russell 1965-6-21 s.n. Yolo In garden at Russell residence, Sharon Avenue, Binning subdivision, ca. 2 miles north of Davis. Comment
  UCD73730  Helminthotheca echioides Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD81067  Helminthotheca echioides Ellen Dean; Drew Maraglia 2009-4-15 5430 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  CAS-BOT-BC309971  Hemizonia congesta subsp. luzulifolia Roxana Stinchfield 1919-6-26 367 Yolo Above Buckeye Cr., D'Oyly sheep ranch Comment
  CHSC59300  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD133001  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD21192  Hemizonia congesta subsp. luzulifolia J. Shepard 1999-8-10 16 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
  UCD23195  Hemizonia congesta subsp. luzulifolia A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD35196  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1953-9-30 1627 Yolo 1.5 miles northeast of Davis. Comment
  UCD56696  Hemizonia congesta subsp. luzulifolia Ellen Dean 2006-10-27 3305 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  UCD133000  Hemizonia congesta subsp. luzulifolia Wm. E. Moon 1961-10-27 s.n. Yolo ca. 7 miles west of Davis. County Road 95. Wm. E. Moon Ranch. Comment
  UCD21341  Hemizonia fitchii J. Shepard 2000-8-26 336 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. On the south side between road and parking lot. 12 Comment
  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
  RSA695593  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1940-4-28 952 Yolo Davis, about two miles north of town. Comment
  CAS-BOT-BC310178  Hesperevax caulescens A. A. Heller; H. E. Brown 1902-4-30 5431 Yolo Near Black's Comment
  UCD23205  Hesperevax caulescens A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UC1618246  Hesperolinon micranthum Barbara Ertter with Annetta Carter 1989-5-28 8531 Yolo 5 air mi wsw of Rumsey (Rayhouse Road 4.3 mi from Highway 16, e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut); Rayhouse Road 731 Comment
  UCD20889  Heteromeles arbutifolia N. Nicola 2001-5-30 117 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCR190480  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2007-9-17 12974 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  UCR206543  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2009-3-17 14406 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  JEPS84586  Heterotheca oregona var. compacta John W. Willoughby 1979-8-13 4432 Yolo 1.2 mi nw Pleasant Valley Road (fishing access along State Highway 128); Putah Creek 60 Comment
  SEINET9344976  Heterotheca oregona var. compacta Unknown 1986-9-10 10075 Yolo Yolo Comment
  UCD133013  Heterotheca oregona var. scaberrima K. Esau; E. H. Hyde 1935-8-23 s.n. Yolo Putah Canyon. Comment
  CDA30912  Hirschfeldia incana M. Beyers 2010-5-12 440 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD165456  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
  UCD81841  Hirschfeldia incana Jean Shepard 2009-8-23 828 Yolo City of Davis, east side. East of Bellows Court in Wildhorse greenbelt. Comment
  CDA20589  Hoita macrostachya P. Akers 2005-9-22 s.n. Yolo Inner North Coast Ranges; Cold Creek Canyon in Stebbins UC Reserve, E end of Lake Berryesa. 0 Comment
  UCD36159  Hordeum brachyantherum Beecher Crampton 1953-3-16 1008 Yolo City of Madison. 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
  RSA699313  Hordeum depressum Lois Weston 1942-4-20 1128 Yolo Davis. Comment
  UC1151678  Hordeum depressum unknown 1959-4-7 5155 Yolo shoulders of the railroad, Southern Pacific station Davis Comment
  UCD36515  Hordeum depressum Beecher Crampton 1954-4-1 1749 Yolo 2 miles north of city of Davis. Comment
  UCD85594  Hordeum depressum A. A. Beetle 1946-4-15 4373 Yolo Woodland airport. Comment
  UCD85595  Hordeum depressum A. A. Beetle 1946-4-15 4375 Yolo Woodland airport. Comment
  UCD36158  Hordeum marinum subsp. gussoneanum Beecher Crampton 1953-3-16 1007 Yolo 3 miles north of city of Davis, on pullout embankment at side of railroad. Comment
  UCD80903  Hordeum marinum subsp. gussoneanum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5307 Yolo City of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD85801  Hordeum marinum subsp. gussoneanum A. A. Beetle 1946-4-15 4374 Yolo Woodland airport. Comment
  UCD85837  Hordeum marinum subsp. gussoneanum Beecher Crampton 1960-4-25 5485 Yolo 5 miles S of Madison. Comment
  UCD85905  Hordeum marinum subsp. gussoneanum M. Wiesendanger 1927-4-29 586 Yolo Davis. Comment
  UCR220388  Hordeum marinum subsp. gussoneanum Jean V. Shepard 2000-5-1 163 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, straight to east boundary of park south of track in field 12 Comment
  UCD80905  Hordeum murinum subsp. glaucum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5309 Yolo Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD86243  Hordeum murinum subsp. glaucum R. Koch 1996-6-1 17 Yolo Davis. Along bike path in West Davis. 15 Comment
  UCD86473  Hordeum murinum subsp. glaucum R. Tofsrud 1949-4-1 s.n. Yolo Davis. Comment
  UCD86474  Hordeum murinum subsp. glaucum R. Tofsrud 1949-4-1 s.n. Yolo Davis. Comment
  UCR119172  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Sacramento Valley, City of Davis 15 Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  CDA30736  Hordeum murinum subsp. leporinum M. Beyers 2010-4-3 330 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  UCD147294  Hordeum murinum subsp. leporinum Carol W. Witham 2003-4-11 942 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD36327  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1344 Yolo Davis. Vacant lot. Comment
  UCD38869  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo UC Davis. Dormitory-orchard area. Comment
  UCD86466  Hordeum murinum subsp. leporinum P. Stern 1988-4-30 6 Yolo Davis. In waste places, fields, and roadsides. Comment
  UCD80904  Hordeum murinum subsp. murinum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5308 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
  UCD86533  Hordeum vulgare Beecher Crampton 1955-12-13 3213 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Edge of a Milo field. Comment
  UCD86535  Hordeum vulgare Beecher Crampton 1961-6-1 5887 Yolo 3 miles S of Woodland. Comment
  UCD85681  Hordeum vulgare subsp. spontaneum Beecher Crampton 1967-5-8 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD160541  Hornungia procumbens Ellen Dean; Craig Thomsen 2015-3-21 8595 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 220 Comment
  CDA18905  Hypericum perforatum J. Young 2000-5-31 PDR 050401 Yolo Sacramento Valley; near the River Rd. and I-5, West Sacramento. 0 Comment
  SEINET10880657  Ipomoea batatas Stephanie Frischie 2000-9-27 Frischie 70 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  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
  UCR119109  Iva axillaris Beecher Crampton 1952-10-18 865 Yolo Sacramento Valley, 1 mile east of Davis, along railroad 15 Comment
  SACT002741  Juglans californica S. Gossard 1974-4-18 Yolo Waldorf School, American River, California Comment
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD110270  Juglans hindsii Lynn. M. Holstein 1979-5-18 3 Yolo Corner of 5th and Pole line Rd. Comment
  UCD143937  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
  UCD20769  Juncus balticus E. Dean; with M. Bibbo 2002-7-5 1141 Yolo McLaughlin UC Reserve. 0.8 road miles S of Rayhouse Road reserve gate, along road to Soda Springs, W side of Davis Creek Resevoir. 493 Comment
  UCD147179  Juncus bufonius Carol W. Witham 2003-4-9 910 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD34466  Juncus bufonius Beecher Crampton 1985-4-10 9910 Yolo 3.5 miles S.E. of Woodland. Comment
  SEINET6333695  Juncus bufonius B. Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25.; 0 Comment
  UCD141391  Juncus bufonius Fleur Ng'weno 1989-5-8 DQ 45 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UC142116  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo near Madison Comment
  UCD20745  Juncus patens E. Dean; with M. Bibbo 2002-7-5 1150 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
  UCD59374  Juncus patens Ellen Dean; Kate Mawdsley 2007-6-8 3849 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. Immediately north of berm. 627 Comment
  UCD40991  Juncus uncialis Carol W. Witham 2003-4-11 921 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET11740553  Juniperus chinensis Unknown 1972-6-19 s.n. Yolo University of California Davis, EH 68.573 (from Monrovia Nursery) Comment
  UCD20532  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  SEINET11740923  Juniperus oxycedrus A. T. Leiser 1984-3-18 s.n. Yolo Clarksburg, Clarksburg Community Church Comment
  NY790272  Keckiella corymbosa P. C. Everett 1954-10-19 20365 Yolo Cache Creek, 6.9 miles northwest of Rumsey, Highway 16 to Madison 152.4 Comment
  UCD160039  Keckiella lemmonii Catherine Koehler 2013-6-11 s.n. Yolo McLaughlin UC Reserve. Erysimum Hill behind Mine Pit. 518 Comment
  UCD41144  Keckiella lemmonii C. Holn 2002-1 237 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  JEPS24501  Kickxia elatine J. H. Thomas 1960-8-30 8870 Yolo about 5 mi s Winters (along highway to Vacaville) Comment
  UC917165  Kickxia elatine H. R. Drever 1945-8-18 Yolo University of California campus Davis Comment
  UCD21314  Kickxia elatine J. Shepard 2000-5-20 263 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. Parking lot on north side of entrance road. 12 Comment
  RSA26489  Kickxia elatine E. H. Hyde 1940-6-19 s.n. Yolo University of California Farm, Davis. Comment
  UCD123845  Kickxia elatine Collector Unknown 1924-8-2 s.n. Yolo Muir Farm, Davis. Comment
  UCD123882  Kickxia elatine P. B. Kennedy 1917-9-14 s.n. Yolo Plats, Davis. Comment
  RSA0054931  Kickxia spuria Keith E. Hoffmaster 1939-4-26 931 Yolo Putah can. Comment
  UCD99039  Kochia scoparia subsp. scoparia Bryant Washburn 1981-7-7 s.n. Yolo Interstate Highway 80, just west of Yolo Bypass, ca. 7 miles east of Davis. Comment
  UCD21338  Lactuca saligna J. Shepard 2000-7-29 332 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north thorugh parking lot and past shed, to a low mowed area. 12 Comment
  UCD133525  Lactuca saligna J. D. Skoss 1948-8-12 83 Yolo Armstrong Tract, University of California campus, Davis. Comment
  SEINET10846150  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 142 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10911891  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 143 Yolo Davis Farmers' Market, Davis, CA. Comment
  UC91982  Lactuca sativa J. W. Blankinship 1892-9-7 Yolo Woodland Comment
  UCD132424  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD38757  Lactuca serriola Beecher Crampton 1957-10-25 4639 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD160108  Lagophylla minor Taylor Wolzen 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. 106 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
  UCD38688  Lagophylla ramosissima Beecher Crampton 1957-5-14 4020 Yolo 1.3 miles west of Zamora. Comment
  UCD59317  Lagophylla ramosissima Ellen Dean; Kate Mawdsley 2007-5-11 3741 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  SEINET7949739  Lamium amplexicaule Schank 1959-3-28 s.n. Yolo 4 miles W of Winters along an old road which branched off Hwy 128 and led into some slight foothills. 305 Comment
  UCD41022  Lamium amplexicaule Carol W. Witham 2003-4-11 952 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD138086  Landoltia punctata Rosalie B. Lopopolo 1967-4-15 19 Yolo on Putah Creek. Around 50 yards from Putah Recreation Lodge bridge. University of California campus, Davis. 15 Comment
  RSA695578  Lasthenia Keith E. Hoffmaster 1940-4-28 953 Yolo Davis, 2 mi. north. 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
  UCD23203  Lasthenia fremontii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33627  Lasthenia fremontii Beecher Crampton 1971-4-26 8678 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  UCD34974  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25. Comment
  CDA25772  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 Comment
  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
  CAS-BOT-BC328110  Lasthenia glabrata subsp. coulteri Roxana S. Ferris 1917-4-20 697 Yolo Tule land near Dunnigan 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
  CAS-BOT-BC352794  Lasthenia glabrata subsp. glabrata A. A. Heller 1920-4-25 13381 Yolo Along the Yolo causeway Comment
  CAS-BOT-BC352795  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo East of Davis Comment
  UC1543153  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland hwy n Davis Comment
  RSA517748  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland highway, N of Davis. Comment
  UCD19454  Lathyrus J. Shepard 2000-2-19 46 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north past parking lot to archery range. 12 Comment
  UCR119142  Lathyrus jepsonii subsp. californicus Beecher Crampton 1961-5-8 5863 Yolo Sacramento Valley, Davis; north city limits along County Road 31. 15 Comment
  UCD106694  Lathyrus tingitanus M. Ramos 1996-5-7 15 Yolo Mix Canyon Road. 396 Comment
  UCD133960  Layia chrysanthemoides M. Wiesendanger 1927-4-29 589 Yolo Davis. Comment
  UCD21283  Layia chrysanthemoides J. Shepard 2000-5-1 178 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
  UCD141645  Leersia oryzoides Ellen Dean; M. Taylor 2013-6-12 7784 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 junction of County road 106 and County road 35. Plot LRF 3A of Putah Creek vegetation survey. 6 Comment
  UCD36461  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo Yolo County, 1/2 mile northwest of Knights Landing. Comment
  UCD63512  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo 1/2 mile northwest of Knights Landing. Comment
  UCD33555  Leersia oryzoides Beecher Crampton 1969-10-21 8525 Yolo Yolo County, Putah Creek bed, S.E. of University airport. Comment
  UC1183424  Lemna gibba June McCaskill and Roman Gankin 1959-4-24 592 Yolo near foot bridge across Putah Creek (University Arboretum, UC Davis campus); UC Davis campus, Putah Creek Comment
  CAS-BOT-BC534528  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
  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
  UCD115212  Lepidium acutidens K. Esau; M. Phillips 1929-4-11 1891 Yolo Davis. Comment
  UCD80823  Lepidium acutidens Ellen Dean 2009-3-22 5281 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. Field near center of property previously used for parking for rodeo shows. NE corner of field. 9 Comment
  UCD115265  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115270  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115271  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
  RSA0028768  Lepidium coronopus Beecher Crampton 1956-7-13 3710 Yolo Yolo Bypass. Comment
  UCD115339  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Yolo By-pass north of I-80, 5 miles east of Davis. Comment
  UCD115340  Lepidium coronopus A. M. Shapiro 1995-5-16 s.n. Yolo Yolo Co.; Davis, Community Park near tennis courts. Comment
  UCD14897  Lepidium coronopus A. M. Shapiro 1995-5-16 s.n. Yolo Yolo Co.; Davis, Community Park near tennis courts; Comment
  RSA20862  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115343  Lepidium didymum G. K. Swingle 1943-5-4 s.n. Yolo Ranch. Comment
  UCD115350  Lepidium didymum I. L. Eaks 1951-5-2 41 Yolo By Botany greenhouse, University of California, Davis. Comment
  UCD115370  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  UCD115371  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  UCD115373  Lepidium draba Dr. A. S. Crafts 1936-3-10 s.n. Yolo Woodland. Comment
  UCD115374  Lepidium draba Dr. A. S. Crafts 1936-3-10 s.n. Yolo Woodland. Comment
  CAS-BOT-BC89743  Lepidium latifolium John Thomas Howell 1976-8-4 52223 Yolo West Sacramento. 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
  UCD21287  Lepidium latifolium J. Shepard 2000-5-1 182 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
  UCR257087  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  CAS-BOT-BC89806  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 miles northeast of Davis. Comment
  RSA10405  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  RSA479488  Lepidium latipes L. R. Heckard, J. Hickman 1982-4-7 5828 Yolo At corner of road 25A and road 103, about 3 miles SE of Woodland. Comment
  SD131820  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5827 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  UCD144462  Lepidium latipes Carol W. Witham 2003-4-7 871 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UC2014149  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  JEPS84899  Lepidium latipes var. heckardii L. R. Heckard and J. C. Hickman 1982-4-7 5828 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UCD18244  Lepidium latipes var. heckardii E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 451 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  UCR225270  Lepidium latipes var. heckardii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD21377  Lepidium latipes var. latipes J. Shepard 2001-3-26 417 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Department of Defense property fence. Thence, south approximately 100 yards past two large vernal pools straddling fence, growing 3 yards west of fence. 12 Comment
  CAS-BOT-BC89847  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  UCD115776  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  UCD115780  Lepidium nitidum Shirley L. Cotter 1952-3-2 s.n. Yolo 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
  UCD144775  Lepidium nitidum Carol W. Witham 2003-4-7 900 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21381  Lepidium nitidum J. Shepard 2001-3-26 423 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36. 12 Comment
  UCD41299  Lepidium nitidum Ellen Dean; Jean Shepard 2003-5-18 1803 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD80921  Lepidium nitidum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5324 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
  UCD115777  Lepidium nitidum Roy Y. Berg 1965-2-28 RYB 8375 Yolo County Rd. 101A (extending N from H-Street along railroad tracks), 0.7 miles N of intersection with county Rd. 31. Between road and railroad track. Comment
  UCD115807  Lepidium nitidum Fleur Ng'weno 1989-4-24 DQ 10 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  CDA34526  Lepidium nitidum var. oreganum R. A. Price 2010-4-9 1612 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  UCD115756  Lepidium oblongum Joseph M. DiTomaso 1995-3-30 s.n. Yolo Across from Shields library, Univ. of California, Davis. Comment
  NY76578  Lepidium oxycarpum A. A. Heller 1902-4-30 5430 Yolo Near Black's Comment
  UCD169971  Lepidium pinnatifidum Breckenridge 2001-4-17 PDR 994075 Yolo Along I-5 from Dunnigan to Woodland. Comment
  CDA19776  Leptochloa fascicularis Condos 2001-9-4 PDR P 190535 Yolo Sacramento Valley; Calgene greenhouse in Davis. 0 Comment
  CDA32446  Leptochloa fascicularis Mr. Hardy, Yolo County Agricultural Commissoner 1960-7-26 4745 Yolo near Woodland 0 Comment
  CAS-BOT-BC274008  Leptochloa fusca subsp. fascicularis Lewis S. Rose 1969-6-23 69041 Yolo 2 mi. sw of Knights Landing 15 Comment
  UCD36111  Leptochloa fusca subsp. fascicularis Beecher Crampton 1952-10-31 900 Yolo Yolo County, east of city of Davis, Yolo Causeway. Comment
  UCD63653  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63788  Leptochloa fusca subsp. fascicularis Alden Crafts 1944-8-1 Yolo Yolo County. Comment
  UCD63966  Leptochloa fusca subsp. uninervia Beecher Crampton 1969-10-24 8527 Yolo Davis, Road 31 just east of its junction with Pole Line Road. Comment
  UCD73667  Leptosiphon bicolor 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
  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
  HSC17106  Leptosiphon liniflorus C. B. Wolf 1928-5-8 2137 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA10431  Leptosiphon liniflorus C. B. Wolf 1928-5-8 2137 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD38802  Leucanthemum vulgare Beecher Crampton 1958-5-27 4834 Yolo UC Davis campus. Hunt Hall. Comment
  UC1087490  Leucophyllum frutescens June McCaskill 1956-10-17 509 Yolo in front yard at 61 College Park, Davis, Yolo County, California. Comment
  UCD141592  Leymus triticoides Ellen Dean 2013-5-15 7763 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD64646  Leymus triticoides Beecher Crampton 1957-5-14 4010 Yolo Knights Landing, banks of the Sacramento River. Comment
  UCD65586  Leymus triticoides R. Tofsrud 1946-9-15 23 Yolo UC Davis campus. Comment
  UCD65607  Leymus triticoides G. F. Hrusa; T. D. Wilfred 1996-5-16 12935 Yolo Central Valley, E edge of Tule Canal, approx. 3/4 miles N of I-5. Comment
  UCD81612  Leymus triticoides Collector Unknown 1950-6-1 s.n. Yolo Capay Valley. Comment
  UCD86630  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  SEINET11695804  Leymus triticoides Unknown 1962-5-28 6470 Yolo Davis, along Southern Pacific Railroad Comment
  SBBG115634  Limnanthes alba B. Crampton 1995-4-26 10287 Yolo 3 mi SE of Florin, Boswell Driver and Vintage Parks Comment
  CDA20718  Limonium duriusculum B. Lyon 2006-7-24 PDR 1340754 Yolo County Road 96, Woodland. Comment
  UCD84360  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  RSA734152  Linanthus Keith E. Hoffmaster 1939-4-6 914 Yolo Putah Canyon Comment
  RSA0031661  Linanthus bicolor Keith E. Hoffmaster 1939-4-6 916 Yolo Putah can. Comment
  UC1220981  Linanthus liniflorus Beecher Crampton 1962-5-1 6353 Yolo 5.5 mi se (in direct line) Davis (junction of County Rd 106A and County Rd 35) Comment
  UC963945  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  CDA6342  Linaria genistifolia subsp. dalmatica F. E. Carl, Robin Breckenridge 1984-5-2 Yolo West side of I-80 south of Dunnigan, 1.1 miles south of Oat Creek. 0 Comment
  SEINET8190533 Image available Liriodendron tulipifera June McCaskill 1954-5-4 289 Yolo Along north side of Temporary Building 1 at southeast end of Administration Building, University of California, Davis Comment
  UCD160478  Logfia filaginoides Ellen Dean; Craig Thomsen 2015-3-21 8594 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
  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
  CDA2228  Lolium multiflorum T. C. Fuller 1958-5-2 3961 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  CDA2229  Lolium multiflorum T. C. Fuller 1958-5-2 3950 Yolo Between freeway and railroad, 1 miles east of Davis. 0 Comment
  CDA37066  Lolium multiflorum CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD21270  Lolium multiflorum J. Shepard 2000-4-30 160 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side, along south side of road. 12 Comment
  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
  UCD66010  Lolium multiflorum Cay Collette 1975-5-10 12 Yolo Knight's Landing, approx. 25' from Sacramento River. 15 Comment
  UCD73586  Lolium multiflorum Ellen Dean; Elizabeth Goebel 2008-4-7 4727 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  SEINET218337 Image available Lolium perenne J. M. Lyons 1960-5-17 44 Yolo Davis University Airport 15 Comment
  UCD66407  Lolium perenne D. H. Hartmann 1941-8-10 Yolo 10 miles north of Woodland on #24. Comment
  SACT001470  Lolium temulentum 1925-5-25 Yolo No collector or determiner listed Comment
  UCD37679  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo Yolo County, 3 miles south of city of Woodland, along County Road 27. Comment
  UCD66629  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo 3 miles S of Woodland. Comment
  HSC62747  Lomatium californicum J. M. DiTomaso 1979-5-12 995 Yolo Slope above Putah Creek, below Monticello Dam 91 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
  UCD80988  Lomatium californicum Clare Loughran; Ellen Dean, Angelica Sauceda 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, west of Creek. 120 Comment
  UCD127036  Lomatium californicum Beecher Crampton 1955-5-5 2746 Yolo 6 miles west of city of Winters, bank above Recreation Beach along Putah Creek. Comment
  UC1382124  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley Comment
  UCD161147  Lomatium dasycarpum subsp. dasycarpum Craig Thomsen 2006-6-8 2674 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
  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
  UCD47858  Lomatium hooveri Ryan Knox; E. McDermott and G. Walden 2002-4-13 14 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 465 Comment
  SEINET13944553 Image available Lomatium marginatum L. Constance 1970-1 3881 Yolo Open grassland, Sacramento Valley, junction of Fairfield-Winters & Vacaville-Allendale roads Comment
  HSC49086  Lomatium utriculatum J. M. DiTomaso 1979-5-12 987 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  JEPS78639  Lomatium utriculatum John W. Willoughby 1977-3-16 1950 Yolo along State Hwy. 128 Vaca Mts. (1.3 mi. e. of junction with Rd. 86, n. side of rd.) Comment
  UCD127795  Lomatium utriculatum K. Esau; E. Hyde 1938-5-5 s.n. Yolo near bridge at entrance to Putah Canyon. Comment
  UCD56760  Lonicera interrupta Ellen Dean; M. Bibbo 2007-3-23 3452 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
  CDA43465  Lonicera japonica Kevin Matryn 2015-9-28 PDR# 570 P06364034 Yolo Davis; West Pond, near Covell Blvd. 0 Comment
  UCD137360  Lonicera japonica M. Klapp 1996-6-4 20 Yolo north of UC Davis Campus on Oak Ave. Located around a fence at one of the residences, approximately 100 m north of Russel Blvd. 20 Comment
  UCD41108  Lotus corniculatus D. Lowry 2002-4-26 195 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey. Lowrey ranch, off Rd 41. Comment
  UC638710  Lotus humistratus Ethel Crum 1938-5-7 1989 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek Canyon 152 Comment
  CDA4197  Lotus uliginosus L. B. Howard 1947-2-28 Yolo Northrup-King Trial yards-BorK 0 Comment
  UC917167  Lotus wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 mi n Rumsey; Cache Creek 167 Comment
  UCR257209  Ludwigia hexapetala George K. Helmkamp, Mary Alice Barnes 2013-5-8 20524 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD107103  Ludwigia peploides Daryl Koutnik; John Sowell 1978-10-27 575 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD107100  Ludwigia peploides Chas. Heiser 1947-6-25 s.n. Yolo Under E end of Yolo Causeway. Comment
  UCD66058  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 38 -LU Yolo Yolo Bypass Wildlife Area within the Yolo Bypass floodplain west of the Sacramento River, east of Davis, CA, and s. of I-80 hwy. NE edge of pond across from drain canal at #3 stop on refuge auto tour map. 1 Comment
  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
  UCD75887  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-15 07- 104 -LU Yolo Cache Creek at Rumsey Bridge, Yolo County. 124 Comment
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Oct 13 2009
  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
  UCD141655  Ludwigia peploides subsp. peploides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7787 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  RSA735209  Lupinus Keith E. Hoffmaster 1940-4-28 966 Yolo 2 miles north of Davis Comment
  RSA735366  Lupinus Keith E. Hoffmaster 1946-4-13 1095 Yolo Putah Canyon. Comment
  RSA735367  Lupinus Keith E. Hoffmaster 1939-4-26 944 Yolo Putah Canyon. Comment
  RSA735210  Lupinus Lois Weston 1942-4-24 1148 Yolo Putah Canyon. Comment
  HSC81835  Lupinus albifrons var. albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 5099 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  RSA32942  Lupinus albifrons var. eminens A. A. Heller 1941-3-26 15913 Yolo Buckeye Creek, no U. S. HIghway #99W. Comment
  JEPS84543  Lupinus bicolor John W. Willoughby 1977-3-16 1915 Yolo low foothills n of State Highway 128, 1.3 mi e of its junction with Pleasants Valley Road (County Road 86) ( large turnout on n side of highway); Vaca Mountains 48 Comment
  RSA733699  Lupinus bicolor Lois Weston 1942-4-24 1145 Yolo Putah Canyon. Comment
  UCD160097  Lupinus bicolor Lauren Bradt 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near Ranch headquarters. 102 Comment
  HSC14785  Lupinus bicolor M. Dole 1963-4-9 21 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  RSA520691  Lupinus densiflorus var. densiflorus Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD23207  Lupinus microcarpus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33623  Lupinus microcarpus Beecher Crampton 1971-4-21 8674 Yolo 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31. Comment
  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
  UC638711  Lupinus microcarpus var. densiflorus Ethel Crum 1938-5-7 1988 Yolo Cache Creek Canyon 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UC726767  Lupinus microcarpus var. densiflorus A. A. Heller 1940-5-9 15599 Yolo along Putah Creek five mi w Winters; along Putah Creek Comment
  UC727200  Lupinus microcarpus var. densiflorus A. A. Heller 1942-4-22 16433 Yolo 2 mi s Dunnigan Comment
  UCD108761  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-11 1723 Yolo Davis. Comment
  UCD108764  Lupinus microcarpus var. densiflorus Collector Unknown 1952-4-21 s.n. Yolo 5 miles west of Winters, in Putah Canyon. Comment
  UCR207820  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14443 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  UCD108763  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-16 1721 Yolo Winters. Comment
  UCD15311  Lupinus microcarpus var. densiflorus June McCaskill; and Katherine Onaga 1963-4-20 680 Yolo California, Yolo Co.; the city of Davis, on the University of California campus, in the Arboretum, ca. 0.1 mile east of California Avenue bridge; Comment
  CAS-BOT-BC8263  Lupinus microcarpus var. microcarpus Amos Arthur Heller; H. E. Brown 1902-4-29 5415 Yolo Near Madison Comment
  CHSC79301  Lupinus microcarpus var. microcarpus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. 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
  UCD38428  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan. Comment
  UCD108836  Lupinus microcarpus var. microcarpus Beecher Crampton 1962-5-1 6365 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCSC009223  Lupinus microcarpus var. microcarpus Randall Morgan 2015-4-12 6746 Yolo Tule Ranch Comment
  UCR198143  Lupinus nanus Ellen Dean, Mark Bibbo 2007-3-23 3390 Yolo Inner Coast Range, Tuleyome Ireland Ranch, northwest of the city of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain, southwest portion of ranch 649 Comment
  UCD34198  Lupinus nanus Beecher Crampton 1978-3-16 9548 Yolo 2 miles west of Winters. Comment
  SEINET10841248  Lupinus nanus subsp. nanus Mcgrath 1963-3-17 MCGRATH 10 Yolo Common in open places on steep, s-facing hillside, with grasses in pasturage; At recreation beach in putah canyon, state hwy 128, 8 mi w of winters. Comment
  UCD109370  Lupinus polyphyllus B. R. Madson 1924-3-13 K 343 Yolo Agron. Irrig. Tract, Davis. Comment
  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
  SEINET12170817  Lupinus subvexus Unknown 1953-3-31 1047 Yolo Madison Comment
  RSA31945  Lupinus subvexus var. subvexus A. A. Heller 1929-4-21 14847 Yolo Madison Comment
  SEINET12170754  Lupinus succulentus Unknown 1998-4-28 5 Yolo near base of Monticello Dam Comment
  SEINET3828331  Lupinus succulentus George K. Helmcamp, E. A. Helmkamp 2012-1 18770 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
  UCD21534  Lupinus succulentus J. Shepard 2000-4-13 138 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road past the parking lots on the south side of the road. 12 Comment
  UCD80976  Lupinus succulentus Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Mouth of Bray Canyon. 56 Comment
  UCD81004  Lupinus succulentus Drew Maraglia 2009-4-15 7 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Edge of road in old rodeo parking area. 9 Comment
  UCR206551  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-17 14400 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCR235396  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18770 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  SBBG19582  Lupinus succulentus H. F. Copeland 1943-5-24 1592 Yolo E of Davis Comment
  SEINET11091445 Image available Lupinus succulentus June McCaskill, Katherine Onaga 1962-4-12 648 Yolo 1 mi. E of intersection of L and 2nd streets, Davis Comment
  UCD109611  Lupinus succulentus B. A. Madsm 1925-3-29 s.n. Yolo Roadsides near Copoy. Comment
  CDA29234  Lycianthes ciliolata D. G. Kelch 2005-9-21 6 .482 Yolo U.C. Davis Conservatory. Comment
  UCD126605  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  SEINET10637646  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 120 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780231  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 112 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844324  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 82 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844325  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 97 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10943325  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 113 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD126620  Lycopersicon pimpinellifolium Arthur M. Shapiro 1982-10-31 s.n. Yolo northwest corner of West Capitol Avenue and Casa Mobile Circle junction. Comment
  RSA0015851  Lythrum californicum Beecher Crampton 1955-9-29 3164 Yolo Along US Highway 99 W 1.5 miles northwest of Davis. Comment
  UCD36513  Lythrum californicum Beecher Crampton 1953-11-22 1737 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD38271  Lythrum californicum Beecher Crampton 1953-10-15 1692 Yolo 2 miles west of Madison. Comment
  UCD160098  Lythrum hyssopifolia Emily Howard 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  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
  UCD41298  Lythrum hyssopifolia Ellen Dean; Jean Shepard 2003-5-18 1802 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  RSA0016011  Lythrum hyssopifolia S. L. Morrison 1974-6-2 32 Yolo South side of Southern Pacific Railroad causeway, 3.5 miles east of Mace Boulevard overpass and US Interstate 80. Comment
  CDA15694  Lythrum salicaria J. King, Young 1999-7-27 PDR 1202567 Yolo Sacramento Valley; West side of Sacramento R. 1/4 mi. S of Elkhorn Bridge, immed. E of Woodland. 0 Comment
  UCD102937  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, along Cache Creek, north of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and highway 16. Comment
  UCD84361  Lythrum tribracteatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  HSC82067  Madia elegans Thomas W. Nelson, Jane P. Nelson 1980-4-27 5114 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  SEINET9293318  Madia elegans Unknown 2009-5-20 14726 Yolo Glasscock Mountain Comment
  UCD168409  Madia gracilis Ellen Dean; M. Hoshovsky 2017-4-18 9319 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters in a canyon to the south of Rattlesnake Rock. Area has burned three times in the past three years. 179 Comment
  UCD59390  Madia gracilis Ellen Dean; Kate Mawdsley 2007-6-8 3864 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch, along loop road. 462 Comment
  UCD161408  Malacothamnus fremontii Craig Thomsen 2006-5-18 s.n. Yolo Otis Camp Haswell County Park. Approximately 1/2 mile from Hwy 16. 286 Comment
  UC334394  Malacothamnus jonesii John Gill Lemmon 1891-5-28 Yolo Copa [Capay] Valley Comment
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Sep 1 2006
  RSA518809  Malacothrix floccifera Barbara Ertter, Annetta Carter 1989-5-28 8528 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  UCD35564  Malacothrix obtusa Beecher Crampton 1958-4-21 4716 Yolo 6.5 miles northwest of Rumsey. Northwestern Yolo County. Comment
  UCD81021  Malva nicaeensis Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5363 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCR220407  Malva nicaeensis Jean V. Shepard 2000-4-9 111 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., 1 mi east along unpaved entrance road 12 Comment
  CDA5041  Malva nicaeensis Goodwin 1933-6-17 Yolo 0 Comment
  RSA552156  Malva nicaeensis D. Charlton 1990-3-3 4164 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 15 Comment
  UCD35186  Malva nicaeensis Beecher Crampton 1953-6-19 1456 Yolo Vacant lot, Davis. Comment
  RSA273272  Malva parviflora Glenn A. Gorelick 1966-5-1 s.n. Yolo Growing along side of house as a weed, 418-1/2 2nd Street, Davis, Yolo Co., California Comment
  UCD116696  Malvella leprosa P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD116716  Malvella leprosa B. Crampton 1956-7-13 3714 Yolo Yolo Bypass. Comment
  UCD116717  Malvella leprosa C. J. W. 1913-9-1 306 Yolo Davis. Comment
  UCD116718  Malvella leprosa Charles B. Heiser Jr. 1947-5-29 1917 Yolo Davis. Comment
  UCD20685  Malvella leprosa Laura F. Galloway 1988-5-18 18 Yolo Yolo County, Davis, 'G' and Sweet Briar Sts., empty urban lot. 13 Comment
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Jan 22 2008
  UCD160368  Manihot esculenta Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall. Comment
  RSA590201  Marah fabacea Michael A. Vincent, Robert M. Rhode 1996-3-30 7257 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  UCD107662  Marah fabacea P. Thompson 1996-4-21 30 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD80982  Marah fabacea Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West Side of Bray Canyon. 88 Comment
  SEINET5729438 Image available Marah fabacea Richard Beaver 1965-1 162 Yolo Climbing fence along dry creek bed; south side of Barthel Mobile Park; Davis Comment
  SEINET8551144  Marah fabacea Schank 1959-3-28 s.n. Yolo 4 miles W of Winters, along a small creek. 305 Comment
  UCD107577  Marah fabacea Collector unknown 1925-3-24 1748 Yolo Davis. Comment
  UCD107647  Marah fabacea Jack Maze 1963-3-8 2 Yolo 3 1/2 miles east of Monticello Dam on State Highway 128. Comment
  UCD56735  Marah watsonii Ellen Dean; M. Bibbo 2007-3-23 3427 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD13310  Marrubium vulgare Bill Chally 1989-6-2 19 Yolo Yolo CO. T8N R2W, Sec. 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD20863  Marrubium vulgare N. Nicola 2001-5-7 80 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve. Comment
  SBBG50622  Marrubium vulgare L. Dodge 1974-5-13 42 Yolo N bank of Putah Crk at end of Airport Rd, 2 mi SW of Davis 12 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
  CDA16214  Matricaria discoidea G. F. Hrusa 1998-4-1 14194 Yolo Sacramento Valley; Levee road along Tule Canal. 0 Comment
  SEINET11601832 Image available Matricaria discoidea G. Cook 1959-3-28 13 Yolo 3 miles east of Winters along highway 128 76 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
  UCD15909  Matricaria discoidea Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  UC178612  Matricaria occidentalis J. W. B. 1892-1 Yolo Woodland Comment
  UCD107732  Medicago lupulina de Herrera 1958-1-27 s.n. Yolo Ferry Morse Seed Co., residence in Davis. Comment
  UCD36276  Medicago orbicularis Beecher Crampton 1953-5-13 1254 Yolo Yolo County, University of California, Davis campus, Solano tract. Comment
  UCD146733  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
  UCD48031  Medicago polymorpha Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 9 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring are to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 487 Comment
  UCD62869  Medicago polymorpha Tavis Forrester; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCR119132  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Sacramento Valley, Davis. 15 Comment
  UCR235397  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-4-17 18771 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD35829  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Davis, field just NE of West Davis Elementary School. Comment
  OBI54920  Medicago sativa Kathleen Faustini 1980-4-21 12 Yolo Rte E6 near Rd 32 Comment
  SEINET11695727  Melica Unknown 1962-8-24 T.O. 2573 Yolo UC Davis agronomy experimental area, plant introduction nursery, row E-66 Comment
  RSA0048651  Melica bella Lois Weston 1942-4-24 1127 Yolo Putah Can. Comment
  SEINET202611 Image available Melica californica Jack Maze 1963-3-8 10 Yolo .75 miles east of Recreation Beach, State Highway 128. Comment
  UC333550  Melica californica unknown 1891-5-28 Yolo Rumsey; Copay Valley Comment
  UCD160200  Melica californica Taylor Blevins 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 131 Comment
  UCD73268  Melica californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4842 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD86439  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon. Comment
  UCD15241  Melilotus albus Barry Montoya 1981-5-30 25 Yolo along highway 128, west of Winters, 310 meters west of Stebbins Cold Canyon Reserve entrance, near creek bed. 124 Comment
  UCD108065  Melilotus indicus J. Buck 1996-5-9 3 Yolo City of Davis, off of Covell Boulevard. 15 Comment
  UCD13411  Melilotus indicus K. Meares 1996-10-8 023 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD80916  Melilotus indicus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5320 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD84334  Melilotus indicus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR206295  Melilotus indicus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14733 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD108074  Melilotus indicus Lynn M. Holstein 1979-5-18 1 Yolo Corner of 5th and Poleline Rds. In Davis. Comment
  JEPS42863  Mentzelia laevicaulis var. laevicaulis Tracy I. Storer 1912-6-29 Yolo Rumsey Comment
  UC19599  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July, 1892 Yolo near Devil's Gate; Putah Canyon Comment
  UC19601  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July 1892 Yolo near the Devil's Gate; Putah Canyon Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  UCD102823  Micranthes californica Jack Maze 1964-3-13 29 Yolo State Highway 16, 2.5 miles north of Rumsey. 182 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
  UCD58084  Micranthes californica Ellen Dean; K. Mawdsley 2007-4-6 3622 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
  UCD56750  Micropus californicus Ellen Dean; M. Bibbo 2007-3-23 3442 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
  UCD134492  Micropus californicus var. californicus R. H. Miller 1949-4-3 11 Yolo Putah Canyon. Comment
  UCD132848  Microseris douglasii Beecher Crampton 1953-4-11 1069 Yolo Along the road 1.5 miles north of Davis. Comment
  CAS-BOT-BC348863  Microseris douglasii subsp. douglasii A. A. Heller; H. E. Brown 1902-4-30 5428 Yolo Near Black's 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
  UCD84327  Microseris douglasii subsp. douglasii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  POM53415  Microseris lindleyi C. F. Baker 1903-5-8 2887 Yolo Cache Creek cannon [Canyon] Comment
  UC537997  Microseris sylvatica Dana Cox 1935-4-17 Yolo 5 to 10 mi w Winters; Putah Creek Comment
  UCD56701  Microsteris gracilis Ellen Dean; M. Bibbo 2007-3-23 3394 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
  UCD15554  Mimulus aurantiacus Lara Hawthorne 1989-4-27 4 Yolo Hwy 128, near Lake Berryessa. Comment
  UC917317  Mimulus aurantiacus var. aurantiacus S. C. Hanson 1949-5-5 18 Yolo Putah Canyon Comment
  RSA96672  Mimulus aurantiacus var. aurantiacus Percy C. Everett, E. K. Balls 1954-10-19 20368 Yolo Rumsey to Knoxville, 1.6 mi. s.w. of jct. of Hwy 20 610 Comment
  UCD41419  Mimulus bolanderi Susan Harrison 2003-6-10 s.n. Yolo BLM land east of McLaughlin UC Reserve. Comment
  SEINET4678055  Mimulus guttatus M. C. Johnston 1995-5-7 4 Yolo Across the road from the Monticello Dam.; 0 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
  UCD20372  Mimulus kelloggii K. Esau 1938-3-26 s. n. Yolo Putah Canyon. 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
  UCD19286  Mimulus latidens Gene M. Miyao 1986-4-15 s.n. Yolo ca. 1 mi. south of Madison, Circle G Ranch on County Rd. 89. 45 Comment
  UCD122633  Mimulus microphyllus Collector Unknown 1925-5-22 1934 Yolo Putah Creek, Campus. Comment
  UCD122856  Mimulus pilosus J. M. Tucker 1948-7-16 1713 Yolo yard at 914 D St., Davis. 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
  CDA41813  Mimulus tricolor G. D. Barbe 1980-4-16 2576 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  CHSC100184  Monardella villosa subsp. villosa John Dittes 2007-5-20 1452 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ridge between Thompson Canyon and Brey Canyon; ca. 6.6 air miles northwest of Winters, ca. 1.7 air miles northeast of Monticello Dam, ca., 1.2 air mile west of Stove Spring. 537 Comment
  UCD63078  Monardella villosa subsp. villosa Ellen Dean 2008-4-9 4787 Yolo Tuleyome Ireland Ranch. Central part of Ranch on ridge east of main canyon. 656 Comment
  POM55157  Monolopia major A. A. Heller, H. E. Brown 1902-4-29 5411 Yolo Near Madison. 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
  RSA201788  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
  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
  CAS-BOT-BC83401  Myosurus minimus L. R. Abrams 1928-5-8 12610 Yolo Between Woodland & Davis. 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
  UCD96606  Myosurus minimus J. M. Tucker; K. J. Tucker 1950-3-26 1927 Yolo Beside Highway 99W, about 3 miles northwest of Davis. Comment
  RSA10403  Myosurus sessilis Carl B. Wolf 1928-5-8 2150 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD55515  Myosurus sessilis J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 656 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCD63226  Myosurus sessilis Ellen Dean; K. Mawdsley 2008-4-16 4803 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD102554  Myriophyllum hippuroides R. N. Raynor 1943-10-1 s.n. Yolo Knights Landing. Comment
  JEPS84735  Myriophyllum spicatum John W. Willoughby 1976-7-29 1814 Yolo at fishing access along State Hwy. 129 Putah Creek (ca. 1.2 mi. n.w. of junction of the hwy. & County Rd. 86 (Pleasants Valley Rd.)) 60 Comment
  SBBG116095  Nassella cernua B. Crampton 1953-5-7 1221 Yolo ca. 2 mi NW of Dunnigan, along extension of Rd 4 Comment
  SBBG26345  Nassella cernua B. Crampton 1965-4-27 7294 Yolo 3 mi NW of Dunnigan Comment
  UCD33222  Nassella cernua Beecher Crampton 1967-5-11 7923 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  UCD87896  Nassella lepida Jack Maze 1963-3-8 12 Yolo 3/4 mile E of Recreation Beach, State Highway 128. Comment
  JEPS84717  Nassella pulchra John W. Willoughby 1977-4-27 2244 Yolo 1.2 mi nw County Road 86 (State Highway 128; foothills n of highway); Vaca Mountains Comment
  RSA167139  Nassella pulchra Jack Maze 1963-3-8 49 Yolo 2 miles E of Monticello Dam on State Hwy 18, Yolo County. Comment
  SEINET202629  Nassella pulchra Jack Maze 1963-3-8 49 Yolo Ca. 2 miles east of Monticello Dam on State Highway 128. Comment
  SEINET215131  Nassella pulchra Dan Kurtak 1969-4-5 10 Yolo 5 miles west of Winters. Comment
  UCD37516  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo Yolo County, 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD59314  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-5-11 3738 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD73259  Nassella pulchra Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4837 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD73572  Nassella pulchra Ellen Dean; Elizabeth Goebel 2008-4-7 4720 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD87449  Nassella pulchra A. A. Beetle 1944-3-27 1967 Yolo 3 miles west of Winters, entrance to Putah Creek Canyon. Comment
  UCD87499  Nassella pulchra Beecher Crampton 1970-4-13 8555 Yolo 1 mile N of Davis along Pole Line Road. Comment
  UCD18415  Nassella tenuissima Dave Bayer 2000-5-25 s.n. Yolo south of city of Davis. Comment
  SD225884  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 south of Saxon Station. Comment
  SEINET246031  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  UC932060  Navarretia cotulifolia Verne Grant and Alva Grant 1946-4-12 7690 Yolo near Woodland Comment
  UCD48344  Navarretia cotulifolia Beecher Crampton 1962-5-1 6351 Yolo 5.5 miles southeast of Davis (in direct line) jct. County Roads 106 A and 35; vernal meadow. Comment
  UCD48345  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 1/4 mile south of Saxon Station. Comment
  UCD48347  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mi. s. of Saxon Station, jct. County Roads 106 and 38. Comment
  SEINET241998  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 mi west of Davis. Moon Ranch Comment
  UCD21293  Navarretia leucocephala J. Shepard 2000-5-8 232 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park - Air Force installation - and south along narrow track. 12 Comment
  UCD38894  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD35336  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo Yolo County; 7.5 miles west of Davis. Moon Ranch. Comment
  UCD35866  Navarretia leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles east of Davis; Yolo Bypass. Comment
  UCD36108  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1952-10-31 898 Yolo Yolo County, 10 miles east of city of Davis, Yolo Causeway, at railroad right of way. Comment
  UCD37910  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1962-5-1 6349 Yolo 5 miles southeast of city of Davis, at junction of County Roads 106A and 35. Comment
  UCD37911  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1962-5-1 6350 Yolo 5 miles southeast of city of Davis, at junction of County Roads 106A and 35. 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
  CHSC74999  Navarretia pubescens E. D. Appenzeller 1995-5-28 17 Yolo West of city of Winters; off hwy 128 near Stebbins Cold 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
  UCD73705  Navarretia pubescens Ayzik Solomeshch 2004-6-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD73731  Navarretia pubescens Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD48618  Navarretia pubescens Beecher Crampton 1953-4-27 1139 Yolo Yolo County; west of Winters. Comment
  UCD48619  Navarretia pubescens Beecher Crampton 1954-6-11 1951 Yolo 3 miles west of Rescue foothills flat. Comment
  UCD39201  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters. Comment
  UCD56723  Nemophila menziesii Ellen Dean; M. Bibbo 2007-3-23 3415 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD105391  Neostapfia colusana Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  CAS-BOT-BC233466  Nicotiana glauca A. A. Heller; H. E. Brown 1902-5-22 5587 Yolo Banks of Putah Creek near Winters Comment
  CDA9357  Nicotiana glauca M. Beyers, M. Keyhani 2013-11-23 1037 Yolo Inner North Coast Ranges; Highway 128, south side of highway's edge. West of the Monticello Dam near a fishing pull-out on the north side of Putah Creek. 51 Comment
  POM62418  Nicotiana glauca A. A. Heller, H. E. Brown 1902-5-22 5587 Yolo Banks of Putah Creek near Winters. Comment
  UCD126647  Nicotiana glauca A. S. Crafts 1926-7-8 456 Yolo University Farm Campus, Davis. Comment
  UCD126648  Nicotiana glauca A. S. Crafts 1926-7-8 464 Yolo University Farm Campus, Davis. Comment
  UCD33618  Nicotiana glauca Beecher Crampton 1971-1-21 8657 Yolo UC Davis campus, S.E. of the University airport along the north bank of Putah Creek. Comment
  UCD40895  Nicotiana glauca Bif Soper 1983-5-30 24 Yolo 1.3 miles west of Road 86 on Hwy 128. 60 Comment
  UCD54321  Nicotiana glauca Eugene Skinner 2005-10-28 s.n. Yolo Davis; 11 Parkside. Comment
  UCR242995  Nicotiana glauca Cathleen Chapton 1983-5-24 26 Yolo On Road 128, 1.5 miles east of Lake Berryessa (Davis side) 76 Comment
  UCD126710  Nicotiana quadrivalvis K. Esau 1931-4-26 2183 Yolo Putah Canyon. Comment
  UCD126714  Nicotiana quadrivalvis J. M. Tucker; C. H. Lamoureux 1958-6-8 3400 Yolo Putah Creek, 3.2 miles east of Recreation Beach. Comment
  UCD126725  Nicotiana quadrivalvis C. J. W. Date Unknown s.n. Yolo Davis. Comment
  UCD106941  Oenothera elata subsp. hirsutissima J. Young 1999-7-12 PDR 119701 5 Yolo West Sacramento. Comment
  SEINET12197065  Oenothera speciosa Unknown 1998-5-10 11 Yolo city of Davis, 0.25 mi W of Student Experimental Farm 17 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
  UCD161068  Orobanche uniflora Craig Thomsen 2006-5-10 2650 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD48057  Orobanche uniflora M. K. Voigt; E. Sweeney, and M. Miller 2002-4-13 15 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 Spring and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  RSA634965  Orthocarpus purpurascens var. pallidus Michael A. Vincent, Ethan H. Freid 1998-4-7 8154 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD88435  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  RSA129675  Oryza sativa H. S. Yates 1936-8-14 6140 Yolo 8 mi NE of Knights Landing 15 Comment
  UCD36102  Oryza sativa Beecher Crampton 1952-10-27 886 Yolo Yolo County, 3 miles north of city of Davis, along Road 101A. Comment
  UCD81549  Oryza sativa W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET242447  Oryzopsis coerulescens Beecher Crampton 1962-4-26 T.O. 2323 Yolo UC Davis agronomy experimental rea, plant introduction nursery, row D-117 Comment
  SEINET240098  Oryzopsis holciformis Beecher Crampton TO 2324 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 167 Comment
  SACT001687  Oryzopsis miliacea John Willoughby 1979-8-13 Yolo In riparian woodland. Comment
  HSC16699  Oxalis corniculata J. V. Lenz 1946-4-1 Yolo W Sacramento Comment
  UCD110756  Oxalis corniculata Beecher Crampton 1982-4-21 s.n. Yolo UC Davis campus. Comment
  RSA141298  Oxalis hirta June McCaskill 1959-3-24 590 Yolo Botany Department greenhouse, University of California, David. Comment
  UCD159961  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
  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
  UCD111012  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  CAS-BOT-BC242650  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo City of Davis, waste lot Comment
  UCD89393  Panicum capillare E. G. Cakin 1947-5-14 s.n. Yolo Putah Canyon. Yolo-Solano county line. Comment
  UCD89485  Panicum capillare Beecher Crampton 1954-9-8 2265 Yolo 5 miles west of Davis. Comment
  UCD89497  Panicum capillare Beecher Crampton 1962-9-11 6671 Yolo 7 miles west of Winters, State Hwy. 128, Putah Canyon, Vaca Mtns. Comment
  UCD89507  Panicum capillare H. B. Currier 1941-9-22 s.n. Yolo Davis. Comment
  UCD89542  Panicum capillare R. Tofsrud 1941-10-1 137 Yolo near Davis. Comment
  UCR246503  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek Comment
  UCD33452  Panicum capillare subsp. hillmanii Beecher Crampton 1968-5-31 8290 Yolo Yolo - Solano Counties, UC Davis arboretum. Comment
  UCD32856  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo Yolo County, 3.5 miles west of Davis, Russell Blvd.. Comment
  CAS-BOT-BC253779  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 miles W of Winters Comment
  CHSC79232  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo U. C. Davis agricultural services yard. Comment
  UC1151594  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 mi w Winters; 2 mi w of Winters Comment
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD89971  Panicum virgatum Beecher Crampton 1961-8-1 5962 Yolo Davis. Southern Pacific Railroad. Comment
  RSA262454  Parapholis incurva R. F. Norris 1971-5-11 s.n. Yolo On old Hackett Ranch (property owned by Heidrick Farms), just north of Road 18C (which runs east and west between State Route 113 and County Road 102) and ca. half mile west of County Road 101, northeast of town of Woodland. Comment
  UCD88611  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo 4 miles east of Woodland, on roadside and banks of road. Comment
  UCD88668  Parapholis incurva R. F. Norris 1971-5-11 s.n. Yolo on old Hackett Ranch (property owned by Heidrick Farms), just north of Road 18C (which runs east and west between State Route 113 and County Road 102) and ca. 1/2 mile west of County Road 101, northeast of the town of Woodland. Comment
  UC1245121  Parkinsonia aculeata June McCaskill and Katherine Onaga 1962-7-2 654 Yolo Davis; garden at 1001 D Street Comment
  HSC47946  Paspalum urvillei Michael A. Watkins 1978-6-11 22 Yolo Hwy. 20, 1 mi. S of Brooks. Comment
  UCD160612  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD37599  Pectocarya penicillata Beecher Crampton 1955-4-18 2503 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD119645  Pennisetum setaceum Paul Washburn 2011-7-14 s.n. Yolo City of Davis. Along Covell Blvd. between Lake and Denali streets. Growing in ditch at side of road. Escape from cultivation. 15 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
  UCD124240  Penstemon heterophyllus var. purdyi L. P. Thibault 1995-5-19 37 Yolo northside of Highway 128 north of Lake Solano, approximately 2-3 miles east of Monticello Dam. 125 Comment
  UCD41152  Perovskia atriplicifolia N. Nicola 2002-7-23 242 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  CAS-BOT-BC413677  Persicaria amphibia Roxana Stinchfield 1916-6-25 326 Yolo Near Buckeye Cr. Comment
  UCD81057  Persicaria maculosa Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5593 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
  RSA638773  Petrorhagia dubia Michael A. Vincent, Ethan H. Freid 1998-4-7 8156 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD98393  Petrorhagia dubia Michael A. Vincent; Ethan H. Freid 1998-4-7 8156 Yolo above St. Rt. 128, 4 road miles west of winters. Comment
  UCD15910  Petroselinum crispum Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  UCD120582  Phacelia imbricata A. A. Beetle 1945-3-8 4205 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD120712  Phacelia tanacetifolia Collector unknown 1925-5-9 1790 Yolo Davis. Comment
  UC1153790  Phalaris Beecher Crampton 1957-6-3 T.O. 2424 Yolo Agronomy Experimental Areas Davis campus Comment
  SACT001694  Phalaris aquatica John Willoughby 1979-8-13 Yolo Fishing access along state Highway 128 about 2.9 miles northwest of the junction of the highway and Pleasants Valley Road, in riparian woodland and adjacent open areas. Comment
  UCD88028  Phalaris aquatica Beecher Crampton 1975-7-22 s.n. Yolo UC Davis. Agronomy Experimental Areas. Plant Introduction Nursery. B-12 nursery. Comment
  UCD144612  Phalaris arundinacea Katie Holzer 2013-5-2 s.n. Yolo East of City of Guinda, along road 57 at Cache Creek where bridge crosses creek. Along west banks of creek. 103 Comment
  UCD162338  Phalaris arundinacea Craig Thomsen 2006-6-30 2628 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. Cache Creek. 144 Comment
  UCD88337  Phalaris brachystachys Fred Bertetta 1957-5-16 115 Yolo Ca. 5 miles E of Davis. Comment
  UCD37678  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo 3 miles S of city of Woodland, along County Road 27. Comment
  UCD88783  Phalaris canariensis R. Koch 1996-6-1 9 Yolo Davis. Along bike path in West Davis. 15 Comment
  SEINET242428 Image available Phalaris coerulescens Beecher Crampton 1963-6-4 Yolo CULTIVATED; UC Davis Campus; Agronomy Experimental Areas; Forage Crops Nursery. Comment
  SEINET11696017  Phalaris coerulescens Unknown 1963-6-4 s.n. Yolo UC Davis Campus, Agronomy Experimental Areas, Forage Crops Nursery Comment
  CAS-BOT-BC242651  Phalaris lemmonii Beecher Crampton 1953-3-31 1048 Yolo Madison Comment
  CAS-BOT-BC265929  Phalaris lemmonii Doris K. Kildale 1928-5-8 5023 Yolo 4 miles north of Zamora Comment
  UCD39173  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 2.5 miles NE of Davis Road 102. Comment
  UCD89020  Phalaris lemmonii M. Wiesendanger 1927-4-29 596 Yolo Davis. Comment
  CAS-BOT-BC250680  Phalaris minor W. L. Jepson 1911-5-1 4248 Yolo Vacaville 53 Comment
  RSA696378  Phalaris minor Keith E. Hoffmaster 1946-4-19 1074 Yolo 3-4 miles NE of Davis Comment
  UCD69669  Phalaris minor Laura Tanata 1982-6-2 34 Yolo City of Davis, 1/4 mile north of Sycamore Lane and Covell Boulevard intersection; along roadside, waste area - valley grassland community dominated by Avena, in sandy, dry, sunny area; erect annual in moderate abundance, 7 dm tall, flower straw color. 13 Comment
  UCD88183  Phalaris minor P. Stern 1988-5-19 9 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  UCD89031  Phalaris minor A. A. Beetle 1944-5-17 1988 Yolo 3 miles W of Sacramento. Comment
  UCD89042  Phalaris minor A. A. Beetle 1942-6-1 3732 Yolo Davis. Comment
  UCD89048  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89053  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89055  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  UCD89063  Phalaris minor E. G. Cakin 1947-4-27 s.n. Yolo NE of Davis. Comment
  UCD89067  Phalaris minor A. S. Crafts 1926-7-8 429 Yolo University Farm Campus, Davis. Comment
  JEPS72983  Phalaris paradoxa W. L. Jepson 1940-6-14 19962 Yolo just n Cache Creek (near Madison); just n of Cache Creek Comment
  UCD147299  Phalaris paradoxa Carol W. Witham 2003-4-26 964 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21406  Phalaris paradoxa J. Shepard 2001-5-13 453 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. In the southeast corner of park, about 50 yards north of County Road 36 and 100 yards west of Department of Defense fence. 12 Comment
  UCD41032  Phalaris paradoxa Carol W. Witham 2003-4-26 964 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81598  Phalaris paradoxa Collector Unknown 1925-5-5 s.n. Yolo Causeway. Comment
  UCD89384  Phalaris paradoxa Beecher Crampton 1965-6-29 7389 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  UCD89633  Phleum pratense Clarence R. Quick 1970-7-8 70 29 Yolo Just south of house of Nettie M. Pylman, Merritt Island near Clarksbrug. Comment
  SEINET5740888 Image available Phoradendron macrophyllum subsp. macrophyllum Franklin Martin, Madelain Martin 1960-1 4 Yolo By Putah Creek, University of California picnic grounds, Davis.; Putah Creek Comment
  CAS-BOT-BC141060  Phoradendron serotinum subsp. macrophyllum Oakley Shields 1970-1-10 65 Yolo Jefferson Blvd. 10 miles S of Sacramento Comment
  UCD127888  Phoradendron serotinum subsp. macrophyllum A. M. Shapiro 2011-12-5 s.n. Yolo City of Davis. U.C. Davis campus. On a leafless deciduous tree at the NW corner of California Way and Storer Mall. 15 Comment
  UCD22538  Phoradendron serotinum subsp. macrophyllum Collector unknown 2002-12-22 s.n. Yolo Russell Boulevard. Comment
  UCD34366  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. Comment
  UCD38980  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1960-12-7 5812 Yolo UC Davis campus. Comment
  UCD69400  Phoradendron serotinum subsp. macrophyllum J. Shepard 1997-10-24 s.n. Yolo City of Davis. University of California, Davis campus. Parasitic epiphyte, blown down in courtyard of Robbins Hall (by dumpster) from Populus tree. Comment
  UCD78302  Phoradendron serotinum subsp. macrophyllum C. Gasser 2009-3-4 s. n. Yolo Davis. Intersection of Russell Blvd. and Arthur St. Comment
  UC1073282  Phoradendron villosum George B. Rossbach 1955-4-7 229 Yolo U.C. Davis s. Yolo Co., U.C. Davis Comment
  SD257374  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the hunction of Chiles Road and I-80, between Sacreamento and Davis (Davis 7.5'Q) 13 Comment
  UCD125910  Phyla nodiflora Cay Collette 1975-5-10 10 Yolo Knight's Landing. Approximately 20 feet from the Sacramento River. 15 Comment
  UCD125913  Phyla nodiflora A. S. Crafts 1926-7-8 461 Yolo University Farm Campus, Davis. Comment
  UCD81555  Physalis acutifolia W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  CDA43430  Physalis lancifolia Kevin Martyn 2015-6-9 PDR# 570 P06217309 Yolo West of Knights Landing; River Garden Farms, Site A69. 0 Comment
  UCD126005  Physalis peruviana Beecher Crampton 1963-9-1 s.n. Yolo UC-Davis Campus; outside Department of Plant Pathology greenhouses. Comment
  CDA36943  Picris echioides CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  RSA790656  Pinus halepensis George K. Helmkamp, E. A. Helmkamp 2012-4-17 18782 Yolo along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD89660  Piptatherum miliaceum A. A. Beetle 1944-2-1 s.n. Yolo Campus, UC Davis. Comment
  UCD15444  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo California, Yolo Co.; city of Davis, along 5th street near intersection with 'L' street. Comment
  RSA0029039  Plagiobothrys Anonymous 1939-4-6 915 Yolo Putah Canyon. [county unspecified] Comment
  UCR119101  Plagiobothrys canescens Beecher Crampton 1955-4-14 2479 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  UCD161407  Plagiobothrys canescens var. canescens Craig Thomsen 2006-5-10 s.n. Yolo Raised flat adjacent to Hwy 16 across from Camp Haswell. 151 Comment
  UCD168414  Plagiobothrys canescens var. canescens Ellen Dean; M. Hoshovsky 2017-4-18 9330 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 286 Comment
  CAS-BOT-BC474556  Plagiobothrys fulvus var. campestris Jean Shepard 2012-4-7 861 Yolo West of Woodland, Co Rd 16 to Guinda. W of Forest Ave (Co Rd 53) about 1 mi to gate; continue 1/4--1/2 mi past gate Comment
  UCD35936  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo 3 miles west of Winters. Comment
  UCD36522  Plagiobothrys fulvus var. campestris Beecher Crampton 1954-4-15 1770 Yolo 2 miles west of city of Winters. Comment
  POM197465  Plagiobothrys leptocladus L. R. Abrams 1928-5-8 12600 Yolo Between Woodland and Davis. Comment
  UCR220397  Plagiobothrys leptocladus Jean V. Shepard 2001-5-13 458 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along unpaved entrance road. C. 10 yards west of Dept. of Defnse fence, 500 yards south to large vernal pool straddling fence 12 Comment
  UCD160559  Plagiobothrys nothofulvus Ellen Dean; Craig Thomsen 2015-3-21 8609 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 304 Comment
  UCD120995  Plagiobothrys stipitatus Ogden C. Riddle 1942-3-30 56 Yolo 4 mi. west of Winters entrance to Putah Canyon. Comment
  POM181723  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 Yolo Near Davis. Comment
  SEINET12350539  Plagiobothrys stipitatus Unknown 1953-3-29 1043 Yolo 1.5 mi N of Davis Comment
  UCD121020  Plagiobothrys stipitatus var. micranthus M. Wiesendanger 1927-4-29 624 Yolo Esparto. Comment
  UCD21247  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-4-13 131 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side, ca 50 feet farther south of depressed rectangular area. 12 Comment
  UCD21284  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-5-1 179 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD84323  Plagiobothrys stipitatus var. micranthus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET5732080 Image available Plagiobothrys stipitatus var. micranthus Gerald Pullman 1974-1 52 Yolo Sacramento Causeway, 7 miles east of Davis.; Davis 30 Comment
  UCD35020  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1998-5-18 10360 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  SBBG115604  Plagiobothrys stipitatus var. stipitatus B. Crampton 1953-3-29 1043 Yolo 1.5 mi N of Davis Comment
  UCD164874  Plagiobothrys stipitatus var. stipitatus Henry House 1995-5-24 1995- 20 Yolo about 2 km ESE of the intersection of Delhi Road and Levee Road. 2 Comment
  RSA0054823  Plantago Keith E. Hoffmaster 1939-4-15 929 Yolo Davis, 1 mi North. Comment
  UCR137664  Plantago coronopus Arthur M. Shapiro 1995-9-3 s.n. Yolo W Sacramento, in mud along slough north of W Capitol Avenue Comment
  JEPS81236  Plantago elongata L. R. Heckard, and J. C. Hickman 1982-4-7 5832 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UC124286  Plantago elongata J. W. Blankinship 1893-4-3 Yolo Woodland Comment
  POM181672  Plantago erecta G. Thomas Robbins 1927-3-26 s.n. Yolo Canyon of Putah Creek. Comment
  UCD124461  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon. 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
  UCR118885  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Sacramento Valley, 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. 15 Comment
  UCD124511  Plantago major Chas. B. Heiser Jr. 1947-7-6 s.n. Yolo Davis. Comment
  UCD33497  Platanus X hispanica Beecher Crampton 1969-7-25 8498 Yolo Davis, Russell blvd. Comment
  UCD96058  Platystemon californicus P. B. Kennedy 1916-3-20 s.n. Yolo Davis, on Davis Farm. Comment
  RSA801979  Plectritis ciliosa Keith E. Hoffmaster 1939-4-6 907 Yolo Putah Canyon. Comment
  UCD20805  Plectritis ciliosa N. Nicola; C. Kremen 2001-3-16 21 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD137578  Plectritis ciliosa Gary W. Sanderson 1960-4-21 315 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. 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
  UCD137593  Plectritis macrocera Beecher Crampton 1941-4-21 4710 Yolo along State Hwy 16, Cache Creek canyon, 2.7 miles northwest of Rumsey. Comment
  UCD20804  Plectritis macrocera N. Nicola; C. Kremen 2001-3-16 20 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD56724  Plectritis macrocera Ellen Dean; M. Bibbo 2007-3-23 3416 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
  UC999825  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 692 Yolo Yolo-Colusa County line Comment
  UCD21328  Pleuropogon californicus J. Shepard 2000-6-3 299 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to boundary by Air Force facility and thence 500 feet south to disked and dry vernal pool. 12 Comment
  UCD33055  Pleuropogon californicus Beecher Crampton 1966-4-19 7652 Yolo Yolo County, 1/4 mile south of Saxon station site. Comment
  UCD19455  Poa annua J. Shepard 2000-2-19 47 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 immediately north in graveled parking lot. 12 Comment
  UCD90621  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo city of Davis, Southern Pacific Railroad Station. Comment
  UCD91144  Poa howellii R. Tofsrud 1947-5-1 178 Yolo Above Ramsey. Comment
  UCD91853  Poa pratensis E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD91898  Poa pratensis Beecher Crampton 1966-5-5 s.n. Yolo Plant Introduction Nursery, Agronomy Experimental Area, UC Davis Campus. Comment
  UCD91900  Poa pratensis Beecher Crampton 1969-4-18 8399 Yolo Davis. Russell Blvd. and University Avenue. Comment
  UC1153861  Poa pratensis subsp. pratensis Beecher Crampton 1956-5-17 Yolo Davis Campus Comment
  UCD36255  Poa secunda subsp. secunda Beecher Crampton 1953-5-5 1210 Yolo 1.5 miles NE of Davis, along Road 102. Comment
  UCD90858  Poa secunda subsp. secunda Beecher Crampton 1973-4-16 8922 Yolo Winters W-2. Comment
  UCD91710  Poa secunda subsp. secunda Jack Maze 1963-3-8 11 Yolo 3/4 mile E of Recreation Beach, State Highway 128. Comment
  UCD22768  Podocarpus gracilior Collector unknown 1988-1-4 s.n. Yolo Environmental Horticulture building. 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
  UCD23193  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCR212352  Pogogyne douglasii Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  CDA40766  Pogogyne douglasii G. D. Barbe 1984-5-7 4159 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  RSA654046  Pogogyne douglasii Beecher Crampton 1975-5-23 9202 Yolo 1 mile SW of Saxon Station Comment
  UCD125403  Pogogyne douglasii W. R. Russell; C. B. Heiser 1947-5-3 1908 g Yolo Under Yolo Causeway. Comment
  RSA654047  Pogogyne douglasii subsp. parviflora Beecher Crampton 1975-5-23 9203 Yolo 1 mile SW of Saxon Station Comment
  UCD21285  Pogogyne zizyphoroides J. Shepard 2000-5-1 180 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD21428  Pogogyne zizyphoroides J. Shepard 2002-4-18 524 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South, to second large vernal pool. 12 Comment
  UCD83584  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Yolo County, Davis. Comment
  CHSC60003  Polygonum aviculare Mark S. Lubinski 1975-5-16 36 Yolo Open sandy hillside; recreation pool next to volleyball courts on University of California, Davis campus. Comment
  SEINET5728967 Image available Polygonum aviculare Jeffrey Lowe 1967-1 8 Yolo ca. 100 yards behind administration Building, University of California; Davis 15 Comment
  UCD80942  Polygonum aviculare subsp. depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5345 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD100055  Polygonum aviculare subsp. depressum Cynthia Hodges 1982-4-7 6 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 Comment
  UCD47763  Polypodium calirhiza M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 18 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD47764  Polypodium calirhiza Ryan Knox; E. McDermott and G. Walden 2002-4-13 21 Yolo Yolo Co., Mclaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 488 Comment
  UCD51649  Polypogon interruptus Collector unknown 1941-11-1 Yolo Putah Creek, Davis Campus. Comment
  UCD84350  Polypogon maritimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SACT002032  Polypogon monspeliensis Brian Brown 1975-10-10 Yolo Dry habitat Comment
  UCD18428  Polypogon monspeliensis Gabor Bethlenfalvay 1973-5-28 15 Yolo city of Davis, UC Davis campus, near UCD Botany Greenhouse. 15 Comment
  UCD91242  Polypogon monspeliensis A. A. Beetle 1945-5-17 3881 Yolo 5 miles west of Sacramento. Comment
  UCD91300  Polypogon monspeliensis Beecher Crampton 1961-10-25 6058 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  UCD91312  Polypogon monspeliensis K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCR198247  Polypogon monspeliensis Dean Kelch 2007-5-18 07 .318 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 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
  UCD91486  Polypogon viridis M. Wiesendanger 1927-5-4 1580 Yolo Putah Canyon. Comment
  RSA735368  Populus fremontii Keith E. Hoffmaster 1946-4-13 1234 Yolo Putah Canyon. Comment
  UCR115043  Populus fremontii G. Fred Hrusa, T. D. Wilfred 1995-4-12 12065 Yolo Sacramento Valley, along Tule Canal immediately north [=west] of Sacramento River at Interstate 5 crossing 75 Comment
Read comments
Oct 9 2010
  UCD33891  Populus fremontii subsp. fremontii Beecher Crampton 1975-3-12 9109 Yolo Yolo County, 4 miles west of Winters, along Putah Creek. Comment
  UCD34631  Populus fremontii subsp. fremontii Beecher Crampton 1986-9-23 10077 Yolo Yolo County, Putah Creek south of University airport. Comment
  UCD100127  Portulaca pilosa W. W. Robbins; W. D. Norton 1928-8-1 1421 Yolo near Clarksburg. Comment
  UCD138300  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UCD138304  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  CDA19096  Potamogeton pectinatus T. Koschnick 2000-10-2 s.n. Yolo Cottonwood Canal, W of Woodland. Ballooned plant. Fertilizer runoff? 0 Comment
  SEINET3992293 Image available Potamogeton praelongus Unknown 1972-5-27 Yolo Putah Creek, south of Cal Aggie airstrip, University of California at Davis campus. Comment
  CDA15580  Proboscidea louisianica G. F. Hrusa 1998-7-5 14667 Yolo North Coast Ranges; Immediately S of Guinda on Hwy 16. Comment
  HSC97372  Proboscidea louisianica J. P. Smith 2007-8-1 12406 Yolo State Rte. 16, W of Woodland. 100 Comment
  JEPS21898  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs and S. Galen Smith 1949-7-18 1005 Yolo n Winters; Alkaline Grasslands of the San Joaquin Valley, Sacramento Comment
  UCD41091  Prunus N. Nicola 2003-3-13 248 Yolo Foothills of inner North coast range, Berryessa Valley, West of Winters; Terra Firma farm off Hwy 128. Comment
  SEINET10771513  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 127 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD20787  Prunus dulcis N. Nicola 2001-2-16 7NN 16 II01 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  CAS-BOT-BC357193  Pseudognaphalium luteoalbum Clarence R. Quick 1970-5-31 70 -18 Yolo Merritt Island near Clarksburg Comment
  RSA695732  Psilocarphus Keith E. Hoffmaster 1940-4-28 950 Yolo Putah Canyon Comment
  RSA52121  Psilocarphus brevissimus A. A. Heller, H. E. Brown 1902-4-30 5424 Yolo Near Black's. 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
  UCD82173  Psilocarphus brevissimus J. Shepard 2002-4-18 522 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South to second large vernal pool. 12 Comment
  UCD133715  Psilocarphus brevissimus Beecher Crampton 1978-5-8 9573 Yolo 1/4 mile south of Saxon Station. NE. quarter. Comment
  UCD21390  Psilocarphus brevissimus var. brevissimus J. Shepard 2001-4-27 434 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road approximately 0.25 miles. Growing in ruts on north side of road. 12 Comment
  UCD135294  Psilocarphus oregonus Fleur Ng'weno 1989-5-5 DQ 33 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD34980  Psilocarphus tenellus Beecher Crampton 1996-4-22 10338 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  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
  RSA0054940  Psoralea Keith E. Hoffmaster 1939-4-26 933 Yolo Putah can. Comment
  UCD36253  Puccinellia nutkaensis Beecher Crampton 1953-5-5 1207 Yolo Yolo County, 6 miles north of city of Davis, on Road 102. 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
  UCD34247  Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  SBBG40536  Puccinellia simplex B. Crampton 1961-3-27 5846 Yolo 1.5 mi N of Davis Comment
  SD180611  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis, alkali flats Comment
  SEINET208828 Image available Puccinellia simplex R. J. Planck 1963-5-12 34 Yolo G. Street 1 mile north of its intersection with 11th Street Davis. Comment
  UCR119081  Puccinellia simplex Beecher Crampton 1952-10-27 878 Yolo Sacramento Valley, 1.5 miles north of city of Davis, along Southern Pacific railroad property. 15 Comment
  SEINET11695744  Puccinellia simplex Unknown 1961-3-27 5846 Yolo 1.5 mi N of city 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
  SEINET10890763  Punica granatum Stephanie Frischie 2000-10-7 Frischie 123 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10628531  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771165  Pyrus communis Stephanie Frischie 2000-10-7 Frischie 108 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC36630  Quercus C. R. Quick 1972-9-7 7241 Yolo Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River in the SE corner of Yolo County 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
  SEINET4077597  Quercus agrifolia J. M. Tucker 1962-1 3645 Yolo Off northwest corner of Agricultural Engineering Building, University of California campus, Davis. 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
  UCD45475  Quercus chrysolepis Don K. Sexton 1955-10-16 s.n. Yolo Highway 40, near Old Davis Highway, Davis, California. Comment
  UC993151  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
  UCD45653  Quercus douglasii D. Q. Cavagnaro 1963-10-18 221 Yolo Beside road across fence from apricot orchard. 2 miles west of Winters, Yolo County, California. Elevation 50 feet. 15 Comment
  UCD45763  Quercus douglasii Beecher Crampton 1968-8-6 8340 Yolo 3 miles west of Winters, along State Hwy. 128. Comment
  CDA35912  Quercus lobata P. Akers 2002-9-19 StB- 080 Yolo Sacramento Valley; E of Marysville on Smartville & Beale AFB Rd, 0.1 mi S of Waldo Rd. 0 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
  UCD34192  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo Yolo County, Putah Creek Canyon, Vaca Mtns., Hwy. 128, slope above Putah Creek. Comment
  UCD46790  Quercus lobata H. B. Nidever 1951-5-19 40 Yolo 4 miles south of Woodland, near dry creek bed, Yolo County, California. Comment
  UCD46861  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Valley Oak. Putah Canyon. Comment
  UCD81458  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Putah Canyon. Comment
  UCD50412  Quercus macrocarpa Roman Gankin 2004-9-10 s.n. Yolo CA: Yolo County: Front yard tree at 1145 Auburn Dr., Davis, CA. Comment
  SEINET6696108 Image available Quercus suber J. M. Tucker 1965-1 s.n. Yolo Davis campus, Davis. 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
  UC1228171  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 mi w Winters (along Calif Hwy 128) Comment
  CHSC59587  Ranunculus canus Patricia Kirchgatter 1975-4-12 2 Yolo Along side of road, Road 116, .025 mile northwest of Capay. 76 Comment
  UC118269  Ranunculus canus T. S. Brandegee 1893-3-8 Yolo Woodland Comment
  CDA24314  Ranunculus canus G. M. Cole 1930-4-6 Yolo Between Davis and Winters. 0 Comment
  UCD95802  Ranunculus canus H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles east of Winters. Comment
  RSA82832  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo Yolo County: E of Cache Creek, 5.5 miles N of Rumsey Comment
  UCD55496  Ranunculus muricatus J. Shepard 2004-3-24 646 Yolo City of Davis. SE corner of intersection of Tulip Lane and Temple Drive, Slide Hill Park. Comment
  SEINET11261078  Raphanus sativus Michelle Mahoney 1965-5-1 17 Yolo 3rd Street, Davis.; 0 15 Comment
  UCD115226  Raphanus sativus K. Twitchell 1996-4-21 15 Yolo Davis, Road 96 near Russell Boulevard. 22 Comment
  UCD15497  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Road. 21 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
  UCD56761  Rhamnus ilicifolia Ellen Dean; M. Bibbo 2007-3-23 3453 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  CAS-BOT-BC200694  Rhus aromatica Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 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
  RSA696220  Rhus trilobata Keith E. Hoffmaster 1946-4-13 1055 Yolo Putah Canyon Comment
  SEINET3871794  Rhus trilobata Richard R. Halse 2010-3-21 7831 Yolo Along State Hwy. 16 ca 7.6 miles S of its junction with State Hwy. 20 or 5.7 miles northwest of Rumsey.; 0 180 Comment
  SEINET10494637  Rhus trilobata Annetta M. Carter 1938-5-7 Carter 1369 Yolo Shrubs 3 to 4 1/2 ft high, fruit with tart, clammy-viscid coating; forming dense colony 50 ft in diameter; gentle N-facing slope, open Quercus wislizenii, Q. douglasii, Pinus sabiniana association, Cache Creek Canyon, 3.6 mi N of Rumsey. 152 Comment
  UCD164021  Ribes aureum Jean Shepard 2016-2-25 901 Yolo City of Davis. Myrtle Pl. Comment
  UCD81772  Ribes malvaceum Ellen Dean 2009-4-26 5472 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 76 Comment
  UCD72438  Ribes victoris Ellen Dean 2008-4-25 4863 Yolo Tuleyome Ireland Ranch, central part of ranch in drainage that goes downhill from area of loop road where vehicles are normally parked. 598 Comment
  CAS-BOT-BC74442  Rorippa curvisiliqua Roxana S. Ferris 1917-4-20 696 Yolo Tule land near Dunnigan. 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
  CAS-BOT-BC147395  Rosa californica Beecher Crampton 1986-9-8 10071 Yolo Sacramento River, 3.5 miles north of Elkhorn Comment
  CDA33736  Rosa californica D. G. Kelch 2010-6-3 10 .242 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  UCD20865  Rosa californica N. Nicola 2001-7-5 82 Yolo Sacramento Valley: 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD92283  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD113560  Rubus armeniacus Carole Eastman 1976-6-9 s.n. Yolo collected at second bridge before approaching DQU entrance road on Road 31 going west from Davis. Comment
  UCD20888  Rubus armeniacus N. Nicola 2001-5-24 116 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD58488  Rubus armeniacus J. Shepard 2007-7-4 811 Yolo Co. Rd. 22 east of Woodland, 4.8 mi. east of junction with Co. Rd.102. Growing along south side of road near ditch. Comment
  UCD113995  Rubus ursinus Cay Collette 1975-4-12 3 Yolo Knight's Landing. 15 Comment
  CAS-BOT-BC421730  Rumex conglomeratus John W. Willoughby 1979-8-13 4418 Yolo Vaca Mountains. Putah Creek, fishing access along State Highway 128 about 1.2 miles northwest of the junction of the highway and Pleasants Valley Road (County Road 86), along banks of Putah Creek 60 Comment
  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
  SEINET4200294  Rumex crispus G. Cook 1959-3-28 7 Yolo 10 miles north of Davis on a backroad by a drain ditch 15 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
  UCD81016  Rumex pulcher Drew Maraglia 2009-4-15 4 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Southern edge of drainage pond. 9 Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD101623  Rumex salicifolius P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCSB31252  Sabal texana Vernon I. Cheadle 1958-8-13 G 513 Yolo collected in the Botany Department Greenhouse of the University of California, Davis Botany Dept. Greenhouse Comment
  HSC97378  Saccharum ravennae J. P. Smith 2007-8-1 12404 Yolo State Rte. 16, W of Woodland. 100 Comment
  UCD73707  Sagina apetala Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 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
  UC1786433  Salix breweri Edward L. Smith 1966-4-8 722 Yolo Putah Canyon near Solano/Yolo county line. Comment
  UCD110789  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  UCD110790  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  UCR19793  Salix breweri Mike McCloskey 1974-7-4 s.n. Yolo 8 mi west of Winters along Putah Creek Comment
  SEINET11986396  Salix breweri E. L. Smith 1971-1 956 Yolo ca 12.8 km W of Winters in Putah Creek Canyon, ca 2 km below Monticello Dam 76 Comment
  CHSC9581  Salix exigua E. L. Smith 1971-4-29 955 Yolo Ca. 12.8 km w of Winters, in Putah Creek Canyon about 2 km below Monticello Dam. 76 Comment
  UCD110869  Salix exigua H. A. Borthwick 1925-5-14 1926 Yolo Davis. Comment
  UCD110922  Salix exigua Carole Eastman 1976-6-9 s.n. Yolo At last willow stand before approaching DQU entrance road located on left going west from Davis. Comment
  UCD34604  Salix exigua Beecher Crampton 1986-8-26 10051 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  RSA0011219  Salix exigua Todd K. Fuller 1975-5-3 1 Yolo Intersection of Putah Creek Road and County Road 98. Comment
  HSC62849  Salix exigua var. hindsiana J. M. DiTomaso 1979-5-12 996 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  CDA12892  Salix gooddingii G. F. Hrusa 1996-3-25 12698 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD110955  Salix gooddingii Edwin A. Crosby 1952-4-11 9 B Yolo University of California at Davis. Comment
  UCR198246  Salix gooddingii Dean Kelch 2007-5-18 07 .317 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  SBBG1234  Salix laevigata Milton Workman 1953-3-21 16 Yolo Putah Crk near rodeo arena, University of California, Davis 12 Comment
  SBBG1235  Salix laevigata Milton Workman 1953-3-21 14 Yolo Putah Crk bank, near rodeo arena, University of California, Davis Comment
Read comments
Jun 12 2008
  UCD111107  Salix laevigata Beecher Crampton 1958-4-29 4751 Yolo County road 32 and 95A ca. 5 miles west of Davis. Comment
  UCD34605  Salix laevigata Beecher Crampton 1986-8-26 10052 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  UCD34630  Salix laevigata Beecher Crampton 1986-9-23 10076 Yolo Yolo County, Putah Creek south of University airport. Comment
  CAS-BOT-BC227866  Salix lasiandra Beecher Crampton 1986-9-3 10062 Yolo 4 miles N.W. of Davis, Willow Slough and road 99 Comment
  UCD34616  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10063 a Yolo Yolo County, 4.5 miles north of Davis, Willow Slough and road 27. Comment
  CAS-BOT-BC106976  Salix lasiolepis Beecher Crampton 1976-1-5 9343 Yolo ca. 5.5 miles west of Winters along Hwy. 128. Banks of Putah Creek Comment
  CAS-BOT-BC106977  Salix lasiolepis Beecher Crampton 1987-3-31 10088 Yolo 6.5 miles west of Winters along Putah Creek Comment
  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
  UCD33987  Salix lasiolepis Beecher Crampton 1975-6-24 9227 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. Comment
  UCD34642  Salix lasiolepis Beecher Crampton 1987-3-31 10087 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  CHSC83194  Salix lucida subsp. lasiandra Beecher Crampton 1987-3-31 10094 Yolo Willow Slough and county road 99, 4.5 miles N.W. of Davis. Comment
  SBBG115919  Salix lucida subsp. lasiandra B. Crampton 1986-9-10 10073 Yolo 0.5 mi N of Capay, N edge of Coche Crk Comment
  UCD111755  Salix melanopsis Collector unknown 1925-6-20 1929 Yolo Putah Canyon. 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
  UCD162380  Salpichroa origanifolia Ernest Fix 1942-6-20 s.n. Yolo Between Davis and Woodland. Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD162401  Salpichroa origanifolia Beecher Crampton 1970-8-31 8649 Yolo Davis Comment
  UCD162404  Salpichroa origanifolia Beecher Crampton 30 Nov1953 1741 Yolo University of California Davis. Comment
  UCD34176  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Yolo County, Davis, Vacant lot along G st. between 5 and 6 streets. Comment
  UCD162383  Salpichroa rhomboidea Geraldine Y. Rippengale 1988-10-1 s.n. Yolo just west of Yolo Airport, on Rippengale property, between county roads 29 and 31. West side of County Road 95; around pump area. Comment
  UCR178668  Salsola damascena Ellen Dean, J. Shepard 2002-7-11 s.n. Yolo Sacramento Valley, City of Davis, University of California farm 16 Comment
  SEINET3866171  Salsola tragus J. Shepard 2000-10-24 346 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. East of first parking lot on south side.; 0 12 Comment
  UCD21313  Salsola tragus J. Shepard 2000-5-20 260 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Past parking lot on north side of entrance road. Growing in mounds of soil used as backstops for archery targets. 12 Comment
  UCD41147  Salvia apiana N. Nicola 2002-6-12 231 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD160549  Salvia columbariae Ellen Dean; Craig Thomsen 2015-3-21 8603 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  SEINET893233  Salvia microphylla June McCaskill 1954-1 314 Yolo 914 D Street, Davis Comment
  CAS-BOT-BC245832  Sambucus nigra subsp. caerulea H. Popenoe 1949-6-2 28 Yolo By Winters-Davis flight strip Comment
  SBBG50913  Sambucus nigra subsp. caerulea J. D. Watjen 1969-4-27 30 Yolo State Hwy 128, 7 mi W of Winters, Putah Crk Cyn Comment
  UCD137195  Sambucus nigra subsp. caerulea Cay Collette 1975-5-31 21 Yolo Knight's Landing. 15' from Sacramento River. 15 Comment
  UCD137245  Sambucus nigra subsp. caerulea B. Tanjoco; E. Larimer 2002-4-27 10 Yolo W. of the town of Davis. UC Davis Ecosystem Reserve. N. side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. 21 Comment
  UCD137621  Sambucus nigra subsp. caerulea Kamala Crompton 1996-4-21 5 Yolo along Road 128, on cliff above Putah Creek. 100 Comment
  UCD67990  Sambucus nigra subsp. caerulea M. Thibodeau 1995-5-24 21 Yolo Along Putah Creek, at University of California, Davis picnic grounds. Found on North side of creek, on streambank. A large shrub. 17 Comment
  UCD58069  Sanicula bipinnata Ellen Dean; K. Mawdsley 2007-4-6 3609 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 507 Comment
  UCD62843  Sanicula bipinnata Michael J. Bower; 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. 100 Comment
  HSC62752  Sanicula bipinnatifida J. M. DiTomaso 1979-5-12 986 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  UCD127943  Sanicula bipinnatifida R. H. Miller 1949-3-27 8 Yolo Putah Canyon. Comment
  RSA0048659  Sanicula menziesii Keith E. Hoffmaster 1924-4-24 1183 Yolo Putah Can. Comment
  UCD47843  Sanicula tuberosa Ryan Knox; E. McDermott, G. Walden 2002-4-13 23 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  RSA366092  Schoenoplectus fluviatilis Glenn A. Gorelick 1966-6-1 s.n. Yolo Davis. Comment
  CDA39120  Scirpus acutus G. M. Cole 1928-6-19 s.n. Yolo East end of causeway to Davis. 0 Comment
  UCD20807  Scrophularia californica N. Nicola; C. Kremen 2001-3-16 023 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD124855  Scrophularia californica Collector Unknown 1925-5-22 1932 Yolo Putah Creek, Campus, Davis. Comment
  UCD67966  Scrophularia californica Allen Gilbert 1974-4-28 29 Yolo 5 miles East of Monticello dam, on highway 128, near Putah creek. 60 Comment
  UC972290  Secale G. L. Stebbins Jr. 1952-10-22 Yolo Davis Comment
  UCD144436  Senecio vulgaris Carol W. Witham 2003-4-7 907 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144437  Senecio vulgaris Carol W. Witham 2003-4-7 907 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73630  Senecio vulgaris Ellen Dean; Elizabeth Goebel 2008-4-7 4757 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD133860  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Davis. Comment
  UCD135832  Senecio vulgaris Walter Russell 1947-3-18 39 Yolo 200 block on D Street, Davis. Comment
  SEINET11268178  Sesbania punicea Barry Rice 2004-6-2 s.n. Yolo In the city of Davis.; 0 Comment
  UC2061695  Sesuvium verrucosum Ellen Dean, C. Robbins 2013-8-28 7990 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. Comment
  SEINET242458 Image available Setaria Beecher Crampton 1954-9-10 sn Yolo UC Davis, agronomy experimental area Comment
  UCD39904  Setaria italica Beecher Crampton 1959-11-2 s.n. Yolo UC Davis campus, Agronomy Experimental Area. Comment
  SBBG26322  Setaria parviflora B. Crampton 1965-7-27 Yolo US Hwy 99, 2.5 mi NNW of Davis Comment
  UCD92621  Setaria parviflora Arthur M. Shapiro 1982-8-31 s.n. Yolo UCD campus, edge of bike path near Ryerson Hall just east of La Rue Road. Comment
  UCD92730  Setaria pumila June McCaskill; Katherine Onaga 1962-8-9 657 Yolo County Road 31, 0.3 mile east of junction with U.S. Highway 99W (Alternate 40). Comment
  UCD92676  Setaria sphacelata Beecher Crampton 1954-9-10 s.n. Yolo in trefoil-ladino clover plots, UC Agronomy. Comment
  UCD161121  Setaria verticillata Jean Shepard 1999-10-7 22 Yolo City of Davis, Fifth St. between Poleline and 'L' Sts., Community Garden. Comment
  SEINET11696151  Setaria verticillata Unknown 1961-7-14 5930 Yolo city of Davis Comment
  UCD92844  Setaria viridis Beecher Crampton 1973-9-11 8999 Yolo UC Davis campus, rabbit study area in south Agronomy Fields. Comment
  UCD92852  Setaria viridis August L. Hormay Date unknown s.n. Yolo Davis. UC campus. Comment
  POM61852  Sidalcea diploscypha A. A. Heller, H. E. Brown 1902-4-29 9183 Yolo Near Madison. Comment
  UCD149352  Silene gallica R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 Comment
  UCD59338  Silene gallica Ellen Dean; Kate Mawdsley 2007-5-11 3762 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  UCR207829  Silene gallica George K. Helmkamp, E. A. Helmkamp 2009-3-24 14449 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  CAS-BOT-BC389006  Silene laciniata subsp. californica C. F. Baker 1903-5-8 2978 Yolo Cache Creek canon [Canyon] Comment
  UCD98968  Silene laciniata subsp. californica H. B. Currier; C. B. Heiser Jr. 1947-4-10 1898 Yolo just off Highway 16, 1 mile northwest of Rumsey. Comment
  UCR257034  Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-5-8 20521 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  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
  UCD115418  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD115422  Sinapis arvensis P. B. Kennedy 1918-6-6 14 Yolo University Farm, Davis. Comment
  UCD20152  Sinapis arvensis J. Shepard 2002-4-18 s.n. Yolo Davis, on 5th street, growing in strip between street and sidewalk. Comment
  UCD82166  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  CAS-BOT-BC75046  Sisymbrium altissimum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg. Sacramento River. Comment
  CAS-BOT-BC474704  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and beween 3rd and 4th Sts. in an alley 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
  UCD63079  Sisymbrium officinale Ellen Dean 2008-4-9 4788 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  CAS-BOT-BC75300  Sisymbrium officinale W. D. Hamilton 1946-4-20 s.n. Yolo Davis. Comment
  UCD19128  Sisymbrium orientale A. M. Shapiro 1985-4-11 s.n. Yolo city of Davis, UC Davis campus, Old Davis Rd. near I-80 junction. Comment
  UC1603539  Solanum americanum M. Nee 1988-8-14 36780 Yolo University of Calfornia Davis, campus University of Calfornia Davis Comment
  UCD126826  Solanum americanum W. T. P. 1916-10-1 s.n. Yolo Putah Creek near Davis. 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
  SEINET7262406 Image available Solanum elaeagnifolium M. Nee 1988-8-14 36781 Yolo University of California Davis campus Comment
  UCD126896  Solanum elaeagnifolium H. R. Drever 1945-6-22 s.n. Yolo Davis. Comment
  UCD126898  Solanum elaeagnifolium M. Ensign 1943-8-9 s.n. Yolo University Farm. Comment
  CDA20310  Solanum nigrum M. Stephenson 2001-7-23 s.n. Yolo Davis, alley east of the 500 block of D Street. 0 Comment
  UCD41077  Solanum nigrum Carol W. Witham 2003-8-8 1008 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  NY821053  Solanum parishii R. J. Stinchfield 1916-7-1 342 Yolo Mouth of Buckeye Creek Comment
  UCD126973  Solanum parishii S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  UCD126988  Solanum parishii J. D. Skoss 1948-6-6 28 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  UCD126997  Solanum physalifolium var. nitidibaccatum Ken Kimball 1982-4-26 s.n. Yolo exact location unknown. Comment
  CHSC79366  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus. Comment
  UCD127005  Solanum rostratum June McCaskill; Katherine Onaga 1958-6-25 581 Yolo south side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  CAS-BOT-BC58515  Solanum umbelliferum R. Stinchfield 1916-6-1 342 Yolo Mouth of Buckeye Creek Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  RSA537561  Solanum umbelliferum Barbara Ertter, Annetta Carter 1989-5-28 8533 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  UCD18980  Solanum villosum Gene Miyau 1996-5-1 s.n. Yolo town of Knights Landing, growing in tomato field near wet area. Comment
  RSA733871  Solanum xanti Keith E. Hoffmaster 1946-4-13 1255 Yolo Putah Canyon. Comment
  UCD127099  Solanum xanti H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles west of Winters, Putah Canyon. Comment
  UCD111530  Soleirolia soleirolii W. R. Russell 1959-4-2 s.n. Yolo 619 F Street, Davis. 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
  UCD160543  Sonchus asper subsp. asper Ellen Dean; Craig Thomsen 2015-3-21 8597 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 220 Comment
  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
  UCD38748  Sonchus asper subsp. asper Beecher Crampton 1957-9-16 4613 Yolo 8.5 miles northwest of Davis. Comment
  UCD160554  Sonchus oleraceus Ellen Dean; Craig Thomsen 2015-3-21 8606 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
  UCD21380  Sonchus oleraceus J. Shepard 2001-3-26 422 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. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36. 12 Comment
  UCD136207  Sonchus oleraceus Alice Warrick 1979-5-19 29 Yolo Davis. 870 Linden lane. Growing as a weed in cultivated garden. 13 Comment
  SEINET3228401 Image available Sophora japonica M. F. Wojciechowski 1999-10-3 856 Yolo Residential area in Davis, near intersection of 1st St and 3rd St, just north of Amtrak station. Comment
  HSC10982  Sorghum halepense J. V. Lenz 1947-5-8 Yolo Esparto Comment
  UCD36805  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo Davis. Comment
  UCD92648  Sorghum halepense A. S. Crafts 1926-7-8 433 Yolo University Farm Campus, Davis. Comment
  UCD92655  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo 1 mile N of Davis. Comment
  UCD92765  Sorghum halepense R. Tofsrud 1947-5-8 s.n. Yolo Near Esparto. Comment
  UCD92776  Sorghum halepense T. E. Weier 1937-10-18 s.n. Yolo Davis. Comment
  UCD94814  Sparganium eurycarpum Beecher Crampton 1961-10-25 6048 Yolo 4 miles NW of Bryte, Yolo Bypass. 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
  UCD21271  Spergularia bocconi J. Shepard 2000-5-1 162 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 eastern boundary (with Air Force property). In track used by vehicles, between ruts. 12 Comment
  CAS-BOT-BC390254  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  RSA0098424  Spergularia macrotheca var. leucantha L. R. Abrams 1928-5-8 12601 Yolo Between Woodland and Davis. Comment
  CAS-BOT-BC390752  Spergularia marina Doris K. Kildale 1928-5-8 5032 Yolo 12 miles north of Dixon Comment
  UCD141582  Spergularia marina Ellen Dean 2013-4-19 7701 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation along ca. 50 ft. of roadside, in a sea of roadside weeds. 10 Comment
  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
  UCD41145  Spergularia rubra C. Holn 2002-3-12 181 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  UCD84318  Spergularia rubra Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD35470  Spergularia rubra Beecher Crampton 1957-4-25 3952 Yolo Davis. Comment
  UCD99299  Spergularia rubra J. D. Skoss 1948-6-5 9 Yolo 3 miles north of Davis, toward Woodland. Comment
  HSC4267  Spergularia salina C. B. Wolf 1928-5-8 2140 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  SEINET8201583 Image available Spirodela polyrhiza Rosalie B. Lopopolo 1967-1 19 Yolo On Putah Creek, 50 yards from Putah Recreation Lodge bridge, Univesrity of California campus. 15 Comment
  UCD39903  Sporobolus capensis Beecher Crampton 1954-4-13 s.n. Yolo UC Davis campus, Agronomy Divison, greenhouse grown. Comment
  UCD93107  Sporobolus cryptandrus Beecher Crampton 1963-6-28 T.O 2777 Yolo UC Davis Campus. Agronomy Experimental Area. Plant Inroduction Nursery. Comment
  UCD93148  Sporobolus indicus Beecher Crampton 1978-7-10 9620 Yolo UC Davis Campus. N of tennis courts and W of Howard Way. Comment
  UCD93149  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  UCD125786  Stachys ajugoides A. S. Crafts 1926-7-8 438 Yolo University Farm Campus, Davis. Comment
  UCD125796  Stachys ajugoides J. Marshall 1933-8-1 s.n. Yolo field near Davis. Comment
  UCD20575  Stephanomeria virgata E. Dean; with M. Bibbo 2002-7-5 1115 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 670 Comment
  UCR119037  Stipa cernua Beecher Crampton 1958-4-21 4705 Yolo Vaca Mountains, 1/2 mile north of Guinda, Copay Valley, along State Hwy. 16. 152 Comment
  SEINET242441  Stipa lessingiana Beecher Crampton 1968-5-1 T.O. 4079 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery, row O-79 Comment
  UCR118967  Stipa pulchra Beecher Crampton 1982-3-22 9823 Yolo Sacramento Valley, 5 miles west of Winters on Hwy 128. 61 Comment
  UCR212311  Stipa pulchra Ayzik Solomeshch 2004-5-5 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  RSA97927  Suaeda calceoliformis Beecher Crampton 1952-10-24 874 Yolo 1.5 miles north of Davis. Comment
  UCD19191  Suaeda calceoliformis A. M. Shapiro 1986-9-28 s.n. Yolo city of Davis, right at north city limits on F. St. extension, ditch along east edge of Old Davis farms. Comment
  UCD34294  Suaeda calceoliformis Beecher Crampton 1978-11-3 9674 Yolo 4 miles s.e. Woodland. Comment
  UCD81055  Suaeda nigra Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5591 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD34293  Suaeda nigra Beecher Crampton 1978-11-3 9673 Yolo 4 miles S.E. of Woodland. 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
  UCD148279  Symphyotrichum Robert E. Preston 2013-10-23 2942 Yolo Yolo Bypass, at N end of Greens Lake. 3 Comment
  JEPS41165  Symphyotrichum subulatum Rimo Bacigalupi, and L. Heckard, and C. L. Custer 1965-10-4 9129 Yolo .9 mi n, 1.9 mi ene of Woodland Hebron Siding 10 Comment
  UCD136694  Symphyotrichum subulatum Daryl Koutnik 1978-10-15 s.n. Yolo city of Davis at the northwest corner of Blackburn Drive and Tulip Lane. 15 Comment
  UCD13395  Symphyotrichum subulatum var. parviflorum K. Meares 1996-9-18 2 Yolo City of Davis, northern part. End of Enicina Ave, where greenbelt ends. Found in crack of pavement under street sign. 15 Comment
  CDA5070  Tamarix parviflora G. D. Barbe 1987-4-3 4266 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  HSC21379  Tamarix parviflora J. V. Lenz 1946-4-16 Yolo 2 mi. NE of Davis Comment
  SEINET10928808  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 83 Yolo Road 98, Putah Creek, Davis. 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
  SEINET3876516  Taxodium distichum Ben Jaacov 1962-5-2 s.n. Yolo South Hall, UCD.; 0 Comment
  CAS-BOT-BC88009  Thelypodium Roxana Stinchfield 1916-7-1 359 Yolo Mouth of Buckeye Creek. Comment
  UCD93332  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  UC691037  Thunbergia grandiflora Alva D. Hansen 1944-9-30 Yolo Davis Campus, University of Calif. Comment
  CAS-BOT-BC88179  Thysanocarpus curvipes Robert F. Hoover 1938-2-22 2765 Yolo Putah Creek Canyon. Comment
  CDA12081  Thysanocarpus curvipes G. F. Hrusa 1989-4-8 5912 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 137 Comment
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  UCD20912  Thysanocarpus curvipes N. Nicola 2001-2-16 03 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N of Rumsey; Lowrey Ranch. Comment
  UCD62731  Thysanocarpus curvipes Alan Yip; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  UC596389  Thysanocarpus laciniatus R. F. Hoover 1938-3-12 2844 Yolo Cache Creek canyon near Rumsey; Cache Creek canyon Comment
  UCD168432  Tonella tenella Ellen Dean 2017-3-15 9254 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
  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
  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
  UC917297  Torilis nodosa J. D. Skoss 1948-6-6 26 Yolo Putah Canyon, 2 miles below Yolo-Napa county line Comment
  UCD160026  Torilis nodosa Ellen Dean 2015-4-16 8625 Yolo City of Davis. Sideyard of house on the southwest corner of the intersection of Pine and Harvard streets. 15 Comment
  UCD62906  Torilis nodosa Christa Lindsey; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD128182  Torilis nodosa Fleur Ng'weno 1989-5-1 DQ 26 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  RSA590203  Toxicodendron diversilobum Michael A. Vincent, Robert Rhode 1996-3-30 7252 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD116984  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus, Davis. Comment
  UCD56727  Toxicoscordion fremontii Ellen Dean; M. Bibbo 2007-3-23 3419 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
  UCD139861  Toxicoscordion fremontii Alpaslun Ongun 1961-3-10 4 Yolo Poleline Road north of Davis. Comment
  UCD136897  Tragopogon porrifolius B. Tanjoco; E. Larimer 2002-4-27 11 Yolo W. of the town of Davis. UC Davis Ecosystem Reserve. N. side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. 21 Comment
  SEINET10407759 Image available Tribulus terrestris W. R. Russell 1958-5-13 Yolo Weed just west of California Avenue bridge, in University Arboretum, University of Caifornia, Davis Comment
  UCD37719  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Davis. Southern Pacific Railroad. Comment
  UCD38956  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Davis, SP R.R. Station. Comment
  JEPS63113  Trichostema lanceolatum W. L. Jepson 1934-7-28 16744 Yolo Rumsey Comment
  UCR219960  Trichostema lanceolatum Ayzik Solomeshch 2004-6-15 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
  RSA699716  Trifolium Keith E. Hoffmaster 1940-4-28 969 Yolo Davis, 1 mi. north. Comment
  UCD37592  Trifolium albopurpureum Beecher Crampton 1955-4-14 2492 Yolo 2 miles northwest of Dunnigan. Comment
  HSC15106  Trifolium albopurpureum M. Dole 1963-4-9 16 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  SBBG29019  Trifolium albopurpureum B. Crampton 1966-4-6 7637 Yolo foothills, 2 mi W of Winters Comment
  UCD107580  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UCD35750  Trifolium albopurpureum Beecher Crampton 1953-3-23 1016 Yolo 6 miles west of Winters. Comment
  UC625441  Trifolium albopurpureum var. albopurpureum Frank W. Gould 1938-4-22 Yolo 1/2 mi ne Rumsey Comment
  UCD23221  Trifolium bifidum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCR119078  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo Sacramento Valley, 2 miles west of Winters. 30 Comment
  UCD39052  Trifolium bifidum Beecher Crampton 1962-5-1 6354 Yolo Saxon Station, Sacramento Northern R.R., 7 miles SE of Davis (in direct line). Comment
  UC638708  Trifolium bifidum var. decipiens Ethel Crum 1938-5-7 1991 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD21258  Trifolium bifidum var. decipiens J. Shepard 2000-4-21 146 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 parking lots on S side of road. 12 Comment
  UCD97107  Trifolium campestre Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7007 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  UCD58036  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3575 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
  UCD58044  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3583 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 476 Comment
  UCD108266  Trifolium ciliolatum J. W. Gilmore 1928-6-1 s.n. Yolo Davis. Comment
  UCD33042  Trifolium ciliolatum Beecher Crampton 1966-4-6 7635 Yolo 2 miles west of Winters. Comment
  UCD39097  Trifolium ciliolatum Beecher Crampton 1964-4-8 6922 Yolo 4 miles west of Winters, State Highway 128. Comment
  CHSC79314  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1111 Yolo 1.5 miles north of Davis. Comment
  UCD38294  Trifolium depauperatum var. amplectens Beecher Crampton 1954-4-19 1776 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
  UCD23220  Trifolium depauperatum var. truncatum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33172  Trifolium depauperatum var. truncatum Beecher Crampton 1967-5-3 7853 Yolo 2 miles west of Winters. Comment
  HSC15200  Trifolium depauperatum var. truncatum M. Dole 1963-4-9 24 Yolo 3 mi. W of Zamora on Rd. 15 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
  UCD35751  Trifolium depauperatum var. truncatum Beecher Crampton 1953-3-16 1005 Yolo 1.5 miles north of Davis. Comment
  UCD39967  Trifolium eriosphoerum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 290-019. Comment
  CDA4279  Trifolium fragiferum R. E. Skaggs 1967-7-3 Yolo 1113 Alice Street, Davis. 0 Comment
  UCD108893  Trifolium fragiferum Beecher Crampton 1962-7-10 s.n. Yolo UC Davis, Agronomy Experimental Areas, Forage Crops Teaching Nursery. Comment
  UCD108894  Trifolium fragiferum Beecher Crampton 1974-6-24 s.n. Yolo UC Davis. Hunt Hall. Comment
  CDA11596  Trifolium fucatum G. F. Hrusa, S. Larson 1995-4-1 12053 Yolo Central Valley; Along Highway 505 at intersection of Highway 16 (Woodland, Main St.). Comment
  UC1221000  Trifolium fucatum Beecher Crampton 1962-5-1 6364 Yolo 1/4 mi s Saxon Station (County Rds 106 and 38 junction) Comment
  UC631612  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo Medicago Flats at University Farm Davis Comment
  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
  UCD38306  Trifolium fucatum Beecher Crampton 1954-4-8 1756 Yolo 2 miles NE of Davis. Comment
  UCD84335  Trifolium fucatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD109032  Trifolium fucatum Fleur Ng'weno 1989-5-1 DQ 24 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD33624  Trifolium fucatum Beecher Crampton 1971-4-21 8675 Yolo 6 miles WNW of Davis, along County Road 96 between County Roads 30 and 31. Comment
  UCD109738  Trifolium gracilentum Collector Unknown 1925-5-11 1736 Yolo Davis. Comment
  UCD21262  Trifolium gracilentum J. Shepard 2000-4-30 152 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. Along a rutted dirt track going south. 12 Comment
  UCD41300  Trifolium gracilentum Ellen Dean; Jean Shepard 2003-5-18 1804 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD97001  Trifolium gracilentum Christopher Michael Bronny 2011-4-25 33 Yolo Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCR119080  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Sacramento Valley, Woodland; railroad station. 15 Comment
  POM127054  Trifolium gracilentum Francis Ramaley 11103 Yolo Winters Comment
  UCD109762  Trifolium gracilentum M. J. Wright 1948-3-30 s.n. Yolo UC Davis Campus. Comment
  UCD35786  Trifolium gracilentum Beecher Crampton 1962-4-23 6235 Yolo Woodland at S.P. R.R. station. Comment
  UCD38429  Trifolium gracilentum Beecher Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract. Comment
  UCD21374  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-23 414 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
  UCD48020  Trifolium hirtum S. Olmsted; M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 06 Yolo 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 640 Comment
  OBI54921  Trifolium hirtum Kathleen Faustini 1980-4-21 13 Yolo E6 & Rd 32 Comment
  UCD41126  Trifolium incarnatum K. Arhangelsky 2002-4-12 183 Yolo Eastern foothills of inner north coast range, Capay Valley. Outside Rumsey. Comment
  UCD59322  Trifolium microcephalum Ellen Dean; Kate Mawdsley 2007-5-11 3746 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
  UCD62845  Trifolium microcephalum Elaine Chow; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD35273  Trifolium olivaceum Beecher Crampton 1955-4-14 2475 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD39964  Trifolium pilulare Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 289998. Comment
  UCD39963  Trifolium radiosum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 201-216. Comment
  UCSC011135  Trifolium stenophyllum R. Morgan 2015-4-12 6745 Yolo Occasionally in native field at Tule Ranch 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
  UCD146739  Trifolium variegatum Carol W. Witham 2003-4-11 938 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CHSC79319  Trifolium willdenovii Beecher Crampton 1978-5-8 9576 Yolo 1/4 mile south of Saxon Station. Comment
  UCD146740  Trifolium willdenovii Carol W. Witham 2003-4-7 888 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD146741  Trifolium willdenovii Carol W. Witham 2003-4-7 888 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD38893  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD55513  Trifolium willdenovii J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 649 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 about .4 mi., thence south 100 yd. 10 Comment
  UCD72413  Trifolium willdenovii Ellen Dean; Kate Mawdsley 2008-4-16 4818 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD73269  Trifolium willdenovii Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4843 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD84346  Trifolium willdenovii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  OBI60000  Trifolium willdenovii Joseph Anderofer Ewan 1934-3-18 8684 Yolo Side cyn of Putab Crk 8 mi above Winters Comment
  RSA636067  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 181 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53m on County Rd #53, Comment
  UCD109863  Trifolium willdenovii Fleur Ng'weno 1989-4-26 DQ 13 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD109864  Trifolium willdenovii Fleur Ng'weno 1989-4-26 DQ 14 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment