39.67555 39.77555 -122.00111 -121.90111 UC/JEPS: Consortium Search Results
Search Results — 414 specimen records retrieved (414 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC34968  Abutilon theophrasti R. A. Schlising 1981-9-26 4208 Butte West of Chico along Sacramento Avenue; just west of Mud Creek. Comment
  CHSC115410  Acer negundo M. Rogers 2013-5-4 Butte Pine Creek Unit of SRNWR near Hwy 32. 39 Comment
  CHSC77292  Acer negundo var. californicum L. P. Janeway 2000-3-29 6647 Butte Sacramento Valley. In narrow riparian strip along west side of Pine Creek on south side of Hwy 32. 40 Comment
  CHSC43582  Acer saccharinum Vernon Oswald 1987-5-4 2370 Butte Bidwell River State Park ca. 30 ft. n of Big Chico Creek. 36 Comment
  UCD103797  Acmispon americanus var. americanus A. A. Heller 1914-8-11 11675 Butte Chico-Hamilton road, 6 miles from Chico. Comment
  UCD103798  Acmispon americanus var. americanus A. A. Heller 1914-8-11 11676 Butte Chico-Hamilton road, 6 miles from Chico. Comment
  CHSC3754  Acmispon brachycarpus R. L. Adams 1964-4-12 66 Butte Bidwell Park on Sacramento River, W. Sac. Ave. and River Rd. 9 mi. W. Chico. Comment
  UCD103753  Acmispon denticulatus A. A. Heller 1914-5-1 11342 Butte Chico-Hamilton road 6 miles from Chico. Comment
  CHSC117594  Agrostis capillaris B. Castro; Melinda Carlson 2007-10-25 1681 Butte Sacramento Valley. Confluence of Big Chico Creek and Sacramento River, W of River Road and north of the creek within surrounding disturbed riparian forest. Arroyo Chico land grant area. 39 Comment
  JEPS127630  Agrostis capillaris B. Castro with Melinda Carlson 2007-10-25 1681 Butte Confluence of Big Chico Creek and Sacramento River. W of River Road and N of the creek within surrounding disturbed riparian forest. Comment
  UC814493  Alisma plantago-aquatica A. A. Heller 1914-7-31 11630 Butte about 6 mi nw Chico; Sacramento Valley Comment
  CHSC21037  Alisma triviale M. S. Taylor 1975-10-3 922 Butte In slough, at bridge over Little Chico Creek on River Rd, ca. 10 mi w of Chico. 36 Comment
  A401360  Alnus rhombifolia A. A. Heller 1913-4-6 10719 Unknown Bottoms along Big Chico creek, east of Chico Comment
  UC176143  Alnus rhombifolia A. A. Heller 1913-4-6 10719 Butte e Chico (bottoms along creek); Big Chico Creek Comment
  CHSC21135  Amaranthus blitoides M. S. Taylor 1975-10-3 932 Butte On roadsides at bridge over Little Chico Creek on River Rd., ca. 10 mi w of Chico. 36 Comment
  CHSC47964  Amaranthus deflexus Vernon Oswald 1983-10-10 1062 Butte Bidwell State Park on the e side of the Sacramento R. w of Chico. The Indian Fishery at the jct. Of W. Sacramento Ave and River Rd. Comment
  CHSC66894  Amaranthus deflexus Vernon H. Oswald 1996-10-12 8299 Butte Chico, Sewer Ponds on Chico River Rd., ca. 4.5 mi W of Chico. 41 Comment
  CHSC21137  Amaranthus retroflexus M. S. Taylor 1975-10-3 930 Butte Along slough near bridge over river rd, ca. 10 mi w of Chico. 36 Comment
  CHSC34155  Amaranthus rudis L. Ahart 1981-9-26 3205 Butte Along the Sacramento River, ca. 6 mi w of Chico. 40 Comment
  CHSC43583  Amaranthus rudis Vernon Oswald 1983-10-10 1061 Butte Bidwell State Park on the e bank of the Sacramento R. w of Chico. Between the parking lot at the boat ramp and the river. Comment
  CHSC43584  Amaranthus rudis Vernon Oswald 1987-6-12 2990 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). 33 Comment
  CHSC47966  Amaranthus rudis Vernon Oswald 1983-10-10 1060 Butte Bidwell State Park on the e bank of the Sacramento R. w of Chico. Between the parking lot at the boat ramp and the river. Comment
  CHSC61022  Amaranthus rudis Vernon H. Oswald 1993-7-29 5740 Butte Arroyo Chico. S side of Kusal Slough Bridge on Sacramento Ave., 0.25 mi E of Sutter Ave. (Upper River Rd.) near the Sacramento River W of Chico. 39 Comment
  CHSC85142  Amaranthus rudis John Dittes 2003-10-8 847 Butte Undesignated section of Arroyo Chico Land Grant. Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CAS-BOT-BC55583  Ambrosia psilostachya A. A. Heller 1914-8-11 11759 Butte Chico-Hamilton road, 6 miles from Chico Comment
  CAS-BOT-BC55585  Ambrosia psilostachya A. A. Heller 1914-8-11 11759 Butte On the Chico-Hamilton road 6 miles from Chico Comment
  UC179502  Ambrosia psilostachya A. A. Heller 1914-9-3 11759 Butte 6 mi from, on the Chico-Hamilton road Chico Comment
  UCD128817  Ambrosia psilostachya A. A. Heller 1914-8-11 11759 Butte Chico-Hamilton road, 6 miles from Chico. Comment
  CHSC19540  Ammannia coccinea F. T. Griggs 1974-8-8 143 Butte Growing in the Sacramento River between the Hamilton City bridge and the mouth of Big Chico Creek. Comment
  CHSC28620  Ammannia robusta M. S. Taylor. 1979-10-2 2213 Butte In sandbar in Sacramento River, at Chico Landing, ca. 5 mi w of Chico. 30 Comment
  CHSC139  Amsinckia menziesii var. menziesii 1949-5-22 Butte Near Sacramento River. 54 Comment
  CHSC21146  Anthemis cotula M. S. Taylor 1975-10-3 939 Butte On sandbar in Sacramento River, ca. 5 mi W of Chico. 36 Comment
  CDA14338  Anthriscus caucalis Harrie D. Riley 1995-4-19 Butte Muir and Kennedy avenues, Chico. 0 Comment
  CHSC21049  Antirrhinum cornutum M. S. Taylor 1975-10-3 937 Butte On the Sacramento River, ca. 1/4 mi n of the washout on River Rd, ca. 10 mi w of Chico. 36 Comment
  UC196057  Antirrhinum cornutum A. A. Heller 1914-7-31 11562 Butte about 6 mi nw Chico (Sacramento Valley); Sacramento Valley Comment
  JEPS46195  Arctostaphylos patula Duncan Dunning 1921-8-1 Butte near West Branch; Lassen <National> Forest, Big Chico Creek Comment
  CAS-BOT-BC400420  Aristolochia californica Ira L. Wiggins 1925-1-31 1378 Butte Stream bank of Sandy Gulch Creek at junction with Chico Creek 2 miles below Chico Comment
  CHSC47851  Artemisia biennis Vernon H. Oswald 1989-12-6 4030 Butte Arroyo Chico. Pine Creek Landing Site of Bidwell River Park, west of Chico. 42 Comment
  CAS-BOT-BC90282  Artemisia douglasiana Ira L. Wiggins 1928-9-9 3347 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CAS-BOT-BC90283  Artemisia douglasiana A. A. Heller 1913-9-12 11135 Butte Chico, on Big Chico Creek Comment
  UC1119536  Artemisia douglasiana F. W. Embree 1934-5-9 54 Glenn 3/4 mi sw Chico Landing; Chico Quadrangle Comment
  UC171429  Artemisia douglasiana A. A. Heller 1913-9-12 11135 Butte on Big Chico Creek (Chico) Comment
  CHSC43782  Arum italicum Vernon Oswald 1987-5-4 2369 Butte Bidwell River State Park near the boat ramp just n of the Washout. 41 Comment
  CHSC23542  Arundo donax M. S. Taylor 1975-10-3 936 Butte Ca. 1/4 mi n of the washout, between River Rd and the Sacramento River, ca. 10 mi w of Chico. 36 Comment
  CHSC48287  Atriplex triangularis Vernon Oswald 1983-10-10 1077 Butte Indian Fishery, Bidwell River State Park w of Chico at the jct. of W. Sacramento Ave. and River Rd. Comment
  CHSC9343  Avena fatua B. Anthony 1968-4-14 456 Butte 3 miles E. of Hamilton City on Hwy. 32. Comment
  CHSC27  Azolla filiculoides M. Anthony 1962-2-10 Butte Oxbow Lake inlet, e. of Sacramento River. 36 Comment
  CHSC115409  Baccharis pilularis M. Rogers 2013-5-4 Butte Pine Creek Unit of SRNWR near Hwy 32. 39 Comment
  CHSC21059  Baccharis pilularis subsp. consanguinea M. S. Taylor 1975-10-3 948 Butte On Sacramento River, ca. 1/2 mi N of washout on River Rd, ca. 10 mi W of Chico. 36 Comment
  CHSC45640  Baccharis pilularis subsp. pilularis Vernon H. Oswald 1982-11-20 17 Butte Sewage Treatment Plant on Chico River Rd. ca 4.5 mi W of Chico. 41 Comment
  CHSC6170  Baccharis salicifolia J. Wheeler 1968-4-28 331 Glenn N shore of Stoney Creek ca 1/2 mi W of Sacramento River. Comment
  CAS-BOT-BC75545  Berberis dictyota A. A. Heller 1928-3-2 14479 Butte Along Chico Creek east of Chico above the golf links. Comment
  CHSC28459  Bergia texana R. A. Schlising 1979-10-14 3507 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park. Comment
  CAS-BOT-BC169392  Betula W. R. Dudley 1899-8-1 s.n. Butte Upper Sacramento River Comment
  CAS-BOT-BC102071  Bidens frondosa A. A. Heller 1913-9-12 11134 Butte Chico, on Big Chico creek Comment
  CHSC28424  Bidens frondosa M. S. Taylor 1979-10-2 2208 Butte Sacramento River at Chico Landing, ca. 5 mi W of Chico. 30 Comment
  UC171397  Bidens frondosa A. A. Heller 1913-9-12 11134 Butte on Big Chico Creek, Chico Chico, Big Chico Creek Comment
  CHSC96370  Boehmeria cylindrica L. Bateman 2006-10-17 Glenn Sacramento Valley. Northeast side of the present position of the Sacramento River; about 1800 ft north-northwest of the River and 1100 ft west-southwest of Pine Creek. 41 Comment
  CHSC96371  Boehmeria cylindrica L. Bateman 2006-10-17 Glenn Sacramento Valley. Northeast side of the present position of the Sacramento River; about 1800 ft north-northwest of the River and 1100 ft west-southwest of Pine Creek. 41 Comment
  CHSC33168  Brassica nigra R. E. Preston 1981-5-27 71 Butte Roadside, on n side of Sacramento Ave., ca. 0.5 km w of Meridian Rd., ca. 8 km w of Chico. 40 Comment
  CHSC34594  Brassica nigra R. E. Preston 1981-10-23 151 Butte Between almond orchard and Sacramento Ave., ca. 0.5 km w of Meridian Rd, ca. 8 km w of Chico. 40 Comment
  CHSC34595  Brassica nigra R. E. Preston 1981-10-23 151 Butte Between almond orchard and Sacramento Ave., ca. 0.5 km w of Meridian Rd, ca. 8 km w of Chico. 40 Comment
  CHSC56624  Bromus diandrus T. B. Devine 1980-3-10 605 Butte Chico Sewage Treatment Plant. Comment
  CHSC33183  Cardamine oligosperma R. E. Preston 1981-4-8 51 Butte In a field on n side of Sacramento Ave. ca. 8 km w of Chico. 40 Comment
  CAS-BOT-BC114980  Carex vulpinoidea J. Sigg 1987-6-5 2954 Butte E side of the Sacramento River just N of Golden State Island. 33 Comment
  CAS-BOT-BC114981  Carex vulpinoidea J. Sigg 1987-6-5 2954 Butte E side of the Sacramento River just N of Golden State Island. 33 Comment
  CHSC43870  Carex vulpinoidea Vernon Oswald 1987-6-5 2954 Butte East side of Sacramento River just n of Golden State Island (perhaps now technically in Glenn County because of shifting channel). 33 Comment
  CAS-BOT-BC288528  Centromadia fitchii A. A. Heller 1913-9-16 11136 Butte Hills near Big Chico Creek, E of Chico Comment
  UC171477  Centromadia fitchii A. A. Heller 1913-9-16 11136 Butte e of Chico (hills near Big Chico creek) Comment
  CAS-BOT-BC222893  Cephalanthus occidentalis A. A. Heller 1914-7-14 11574 Butte Canon [Canyon] of Big Chico Creek. On streams bordering the Sacramento Valley Comment
  CAS-BOT-BC222894  Cephalanthus occidentalis A. A. Heller 1914-7-14 11574 Butte Canon [Canyon] of Big Chico Creek. On streams bordering the Sacramento Valley Comment
  CHSC48282  Ceratophyllum demersum Vernon Oswald 1984-7-19 1607 Butte Bidwell State Park between W. Sacramento Ave. and Big Chico Creek at the boat ramp. In a slough of the Sacramento River. 39 Comment
  CHSC34126  Chamaesyce maculata L. Ahart 1981-9-26 3200 Butte Along the Sacramento River, ca. 6 mi w of Chico. 40 Comment
  UC175344  Chamaesyce maculata A. A. Heller 1913-9-16 11139 Butte e Chico (hills near Big Chico Creek) Comment
  UC176082  Chamaesyce ocellata subsp. ocellata A. A. Heller 1913-9-16 11140 Butte e Chico (hills near Big Chico Creek) Comment
  UC1136372  Chenopodium ambrosioides F. W. Embree 1934-5-1 50 Glenn 3/4 mi sw Chico Landing (Plot 5); Chico Quadrangle Comment
  UC570156  Chenopodium ambrosioides F. W. Embree 1934-5-1 Glenn 3/4 mi sw Chico Landing; Chico Quadrangle 38 Comment
  UC204583  Chenopodium botrys A. A. Heller 1914-9-3 11755 Glenn near Hamilton; Sacramento River Comment
  CDA3118  Chenopodium multifidum Vernon Oswald 2000-11-2 9981 Butte Chico Sweage Treatment Plant on Chico River Road west of Chico. Comment
  CHSC117324  Chenopodium pratericola B. Castro; Melinda Carlson 2007-10-25 1682 Butte Sacramento Valley. Confluence of Big Chico Creek and Sacramento River, W of River Road and north of the creek adjacent to surrounding riparian forest. Arroyo Chico land grant area. 36 Comment
  CHSC69681  Chenopodium strictum var. glaucophyllum Vernon Oswald 1987-7-30 3171 Butte Ranch Arroyo Chico. On the edge of the Sacramento River just upstream from the washout (Chico Landing site). 36 Comment
  CHSC1379  Claytonia perfoliata subsp. perfoliata C. Durbrow 1938-3-10 Butte W. of Chico. 51 Comment
  CHSC28458  Clematis ligusticifolia R. Schlising; M. Banchero, R. Banchero 1979-10-13 3498 Butte Along slough at Sacramento River, at very end of Sacramento Avenue. W of Chico. Comment
  CHSC52816  Clematis ligusticifolia Robert Schlising; M. Banchero, R. Banchero 1979-10-13 3498 Butte Along Sacramento River w of Chico, at slough at end of Sacramento Avenue. Comment
  CHSC34217  Conium maculatum M. S. Taylor 1981-5-28 3806 Butte Along River Rd, near bridge over slough, ca. 5 mi sw of Chico. 36 Comment
  CHSC3441  Convolvulus arvensis Judy Potter 1966-5-14 Butte Nord Highway, 2 miles west of US 99E. Comment
  CAS-BOT-BC286059  Conyza canadensis Ira L. Wiggins 1928-9-9 3348 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CHSC21015  Croton setiger M. S. Taylor 1975-10-3 947 Butte Roadsides, ca. 1/4 mi n of the washout, between River Road and the Sacramento River, ca. 10 mi w of Chico. 36 Comment
  CHSC28737  Crypsis schoenoides R. A. Schlising 1979-10-13 3500 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park; margin of river. Comment
  CHSC34195  Crypsis schoenoides J. D. Jokerst; L. Ahart 1981-9-26 1488 Butte On sand bars adjacent to and E of Sacramento River at the Bidwell River State Park (Chico Landing), ca. 5.0 mi W of Chico. Comment
  CAS-BOT-BC190167  Crypsis vaginiflora A. A. Heller 1914-7-31 11632 Butte Sacramento Valley about 6 miles northwest of Chico. Chico-Hamilton Road. Comment
  CAS-BOT-BC190171  Crypsis vaginiflora A. A. Heller 1914-7-31 11632 Butte Sacramento Valley about 6 miles northwest of Chico. Chico-Hamilton Road. Comment
  UC203838  Crypsis vaginiflora A. A. Heller 1914-7-31 11632 Butte about 6 mi nw Chico; Sacramento Valley Comment
  UCD59960  Crypsis vaginiflora A. A. Heller 1914-7-31 11632 Butte Chico-Hamilton road, 6 miles from Chico. Comment
  CHSC103214  Cryptantha crinita Paul Kirk; John Hunt 2010-5-25 101 Butte Bidwell-Sacramento River State Park, large gravel bar on the east side of Sacramento River just upstream of confluence with Big Chico Creek. UTM, Zone 10: E 590655, N 4394848. 36 Comment
  CHSC103215  Cryptantha crinita Paul Kirk 2010-5-25 102 Butte Bidwell-Sacramento River State Park, large gravel bar on the east side of Sacramento River just upstream of confluence with Big Chico Creek. UTM, Zone 10: E 590655, N 4394848. 36 Comment
  CHSC37212  Cryptantha milobakeri L. Ahart 1982-7-28 3712 Butte On the bottom of the water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  JEPS102501  Cuscuta indecora Vernon H. Oswald 2000-11-2 9982 Butte W of Chico (Chico Sewage Treatment Plant, Chico River Road) 41 Comment
  UC196341  Cuscuta indecora A. A. Heller 1914-8-11 11677 Butte 6 mi from Chico (on the Chico-Hamilton road) Comment
  UCD126312  Cuscuta indecora var. indecora A. A. Heller 1914-8-11 11677 Butte Chico-Hamilton road, 6 miles from Chico. Comment
  CHSC48362  Cuscuta pentagona Vernon Oswald 1987-6-12 2997 Butte West side of Sacramento River (but technically in Butte County because of shifting channel) between Big Chico Creek and Phelan Island, ca. 0.75 mi s of Big Chico Creek. 35 Comment
  CHSC28484  Cycloloma atriplicifolium R. Schlising 1979-10-13 3497 Butte Along Sacramento River w of Chico. Just n of Chico Landing Site in Bidwlel River State Park. Comment
  CHSC45555  Cycloloma atriplicifolium Lowell Ahart 1981-9-26 3201 Butte Growing on a sandbar along the Sacramento River, about 6 miles west of Chico. 36 Comment
  CHSC34199  Cyperus bipartitus J. D. Jokerst; L. Ahart 1981-9-26 1493 Butte Swale 100 m E of Sacramento River at the Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. Comment
  CHSC100230  Cyperus difformis John Dittes 2003-10-8 850 -A Butte Undesignated section of Arroyo Chico Land Grant; Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CHSC34198  Cyperus difformis J. D. Jokerst; L. Ahart 1981-9-26 1492 Butte Moist swale ca 110 m E of Sacramento River at the Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. Comment
  CHSC37825  Cyperus difformis R. A. Schlising 1979-10-13 3503 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park. Comment
  CHSC85160  Cyperus difformis John Dittes 2003-10-8 849 Butte Undesignated section of Arroyo Chico Land Grant. Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  RSA739808  Cyperus difformis John Dittes 2003-10-8 849 Butte Butte County; undesignated section of Arroyo Chico Land Grant, Ord Ferry 7.5, Quad, Northern Sacramento Valley, 6 air miles W by SW of Chico, 2.3 air miles S of Hwy 32, E bank of Sacramento River, bidwell sacramento river State Park. 38 Comment
  CAS-BOT-BC114601  Cyperus eragrostis Ira L. Wiggins 1928-9-9 s.n. Butte Sandy Gulch Creek, 3 miles west of Chico. Comment
  CHSC55608  Cyperus eragrostis L. P. Janeway 1986-9-20 1869 Butte Side creek on northwest side of Little Chico Creek; near River Road ca 2 mi south of Chico River Road. 36 Comment
  HSC87074  Cyperus eragrostis L. P. Janeway, C. A. Janeway 1986-9-14 1864 Butte Pine Creek Landing 40 Comment
  CHSC100231  Cyperus erythrorhizos John Dittes 2003-10-8 848 Butte Undesignated section of Arroyo Chico Land Grant; Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CHSC21134  Cyperus erythrorhizos M. S. Taylor 1975-10-3 940 Butte Sandbar on Sacramento River, ca. 10 mi w of Chico. Bidwell River State Park at Chico Landing. 36 Comment
  CHSC68386  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1868 Butte Northwest side of Little Chico Creek near River Road, about 2 mi south of Chico River Road. 36 Comment
  CHSC68387  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1871 Butte Northwest side of Little Chico Creek near River Road, about 2 mi south of Chico River Road. 36 Comment
  SEINET3909602  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1871 Butte Northwest side of Little Chico Creek near River Road, about 2 mi south of Chico River Road.; 0 37 Comment
  CHSC45127  Cyperus esculentus Vernon Oswald 1987-6-12 2988 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). 33 Comment
  CHSC45114  Cyperus flavescens Vernon Oswald 1983-7-31 941 Butte Sacramento River ca. 0.25 mi downstream from Murphy's Slough (between Chico Creek and Rd. 29, Glenn Co.). Comment
  CHSC100229  Cyperus fuscus John Dittes 2003-10-8 850 Butte Undesignated section of Arroyo Chico Land Grant; Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CHSC45128  Cyperus rotundus Vernon Oswald 1987-7-5 3093 Butte Rancho De Farwell. E. side of Sacramento River just upstream from Golden State Island (perhaps technically in Glenn Co. because of shifting channel). 33 Comment
  CAS-BOT-BC114078  Cyperus squarrosus Ira L. Wiggins 1928-9-9 3335 Butte Sandy Gulch Creek, 3 mi W of Chico. Comment
  CHSC45124  Cyperus squarrosus Vernon Oswald 1987-6-12 2987 Butte West side of Sacramento River (but technically in Butte County because of shifting channel) between Big Chico Creek and Phelan Island, ca. 0.75 mi s of Big Chico Creek. 35 Comment
  CAS-BOT-BC114208  Cyperus strigosus Ira L. Wiggins 1928-9-9 3337 Butte Sandy Gulch Creek, 3 mi W of Chico. Comment
  CHSC34197  Cyperus strigosus J. D. Jokerst; L. Ahart 1981-9-26 1494 Butte Swale ca 100 m E of Sacramento River at the Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. Comment
  CHSC68408  Cyperus strigosus L. P. Janeway; C. A. Janeway 1986-9-14 1865 Butte On bank along small slough/backwater of the Sacramento River at 'the washout. 36 Comment
  CAS-BOT-BC445502  Damasonium californicum A. A. Heller 1940-5-13 15617 Butte 3 miles west of Chico Comment
  CAS-BOT-BC445503  Damasonium californicum Carl B. Wolf 1937-5-14 8672 Butte Sacramento Valley, 5 mi. NW. of Chico on Hamilton City Road. 45 Comment
  CHSC49468  Damasonium californicum Vernon Oswald 1984-5-9 1184 Butte Calif. Hwy 32 at the second bridge w of Nord-Hamilton-Cana Hwy. 39 Comment
  JEPS32213  Damasonium californicum W. L. Jepson 1934-5-4 16607 Butte 1 12/ mi. s. Nord (swales of Pine Creek near Sacramento R.); Pine Creek Comment
  RSA21490  Damasonium californicum Carl B. Wolf 1937-5-14 8672 Butte Sacramento Valley; 5 miles NW of Chico on Hamilton City Road. 46 Comment
  UC725452  Damasonium californicum A. A. Heller 1940-5-13 15617 Butte field 3 mi. w. Chico Comment
  UCR47346  Damasonium californicum C. B. Wolf 1937-5-14 08672 Butte Sacramento Valley, 5 mi NW of Chico on [Hwy 32; Nord Ave.] Hamilton City Rd 46 Comment
  CHSC116979  Datura wrightii Matthew Forster 2013-5-20 Butte 25 meters on east side of Sacramento River, along River Rd., Chico. 38 Comment
  CHSC13709  Datura wrightii M. S. Taylor 1974-10-11 329 Butte In field ca. 50 yds e of River Rd, opposite washout on Sacramento River, ca. 10 mi w of Chico. Comment
  CAS-BOT-BC209035  Digitaria sanguinalis Ira L. Wiggins 1928-9-9 3340 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CHSC29252  Digitaria sanguinalis M. S. Taylor 1979-10-2 2209 Butte Sacramento River at Chico Landing, off River Rd., ca. 5 mi w of Chico. 30 Comment
  RSA29936  Digitaria sanguinalis I. L. Wiggins 1928-9-9 3340 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CAS-BOT-BC154174  Diplacus tricolor Peter H. Raven 1963-5-8 18360 Butte On State Highway 32, 5 miles west of Chico Comment
  RSA21491  Downingia bicornuta C. B. Wolf 1937-5-14 8673 Butte Sacramento Valley; 5 miles W of Chico on Hamilton City Road. 46 Comment
  RSA389175  Downingia bicornuta C. B. Wolf 1937-5-14 8673 Butte Sacramento Valley; 5 miles W of Chico on Hamilton City Road. Comment
  JEPS14502  Downingia bicornuta var. bicornuta W. L. Jepson 1934-5-4 16605 Butte 1.5 mi s Nord (swales of Pine Creek, near Sacramento River); Pine Creek Comment
  UC1206623  Downingia bicornuta var. bicornuta Carl B. Wolf 1937-5-14 8673 Butte 5 mi nw Chico (on Hamilton City road); Sacramento Valley Comment
  CHSC182  Downingia insignis M. Underhill 1952-6-30 Butte Sacramento Valley. 54 Comment
  UC195392  Downingia insignis A. A. Heller 1914-5-30 11468 Butte about 6 mi nw Chico; Sacramento Valley Comment
  CHSC21254  Dysphania ambrosioides M. S. Taylor 1975-10-3 933 Butte Ca. 1/4 mi n of the washout, between River Rd and the Sacramento River, ca. 10 mi w of Chico. 36 Comment
  CHSC34200  Dysphania ambrosioides J. D. Jokerst 1981-9-26 1490 B Butte Locally abundant in dry sand bars adjacent to and E of Sacramento River at the Bidwell River State Park (Chico Landing) ca. 5.0 mi W of Chico. Comment
  CHSC36509  Dysphania ambrosioides L. Ahart 1981-9-26 3206 Butte On a sand bar near the Sacramento River. 40 Comment
  CHSC48290  Dysphania ambrosioides Vernon Oswald 1983-10-10 1059 Butte Bidwell State Park on the e bank of the Sacramento R. w of Chico. Between the parking lot at the boat ramp and the river. Comment
  CHSC48291  Dysphania ambrosioides Vernon Oswald 1983-7-25 913 Butte River Road at the washout w of Chico. Comment
  CHSC34193  Dysphania botrys R. A. Schlising 1979-10-14 3510 Butte Along Sacramento River w of Chico. Just n of Chico Landing Site in Bidwell River State Park. Comment
  CHSC43600  Dysphania multifida Vernon Oswald 1983-10-10 1057 Butte City of Chico Sewage Treatment Plant on Chico River Rd., 1/4 mi w of its jct with Alberton Ave. Comment
  CHSC93373  Dysphania multifida Vernon H. Oswald 2000-11-2 9981 Butte Chico Sewage Treatment Plant on Chico River Rd west of Chico. Scattered on levees surrounding evaporation ponds. 41 Comment
  CAS-BOT-BC197094  Echinochloa crus-galli Ira L. Wiggins 1928-9-9 3338 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CHSC23131  Echinochloa crus-galli M. S. Taylor 1975-10-3 931 Butte At bridge over Little Chico Creek on River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC34206  Echinochloa crus-galli J. D. Jokerst; L. Ahart 1981-9-26 1485 Butte In swale (old river channel). Bidwell River State Park (Chico Landing) ca. 5. mi W of Chico. E bank Sacramento River. Comment
  RSA29944  Echinochloa crus-galli I. L. Wiggins 1928-9-9 3338 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CHSC28743  Eclipta prostrata R. A. Schlising 1979-10-14 3511 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park. Comment
  CHSC45313  Eleocharis coloradoensis Vernon Oswald 1988-9-21 3703 Butte Rancho Arroyo Chico. East side of Sacramento River just upstream from the Washout (Chico Landing Site). 35 Comment
  CHSC85159  Eleocharis engelmannii John Dittes 2003-10-8 842 Butte Undesignated section of Arroyo Chico Land Grant. Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CHSC34211  Eleocharis radicans J. D. Jokerst; L. Ahart 1981-9-26 1481 Butte At the high water of a back slough at the Sacramento River. Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. Comment
  CHSC25268  Elymus glaucus M. S. Taylor 1977-6-25 1364 Butte On Sacramento River, ca. 10 mi e of Chico on River Rd. 30 Comment
  CHSC13710  Epilobium densiflorum M. S. Taylor 1974-10-11 333 Butte On sandbar in Sacramento River, ca. 1/4 mi n of washout, ca. 10 mi w of Chico. Comment
  CHSC9134  Equisetum arvense Terril Wolt 1970-3-10 6 Butte Ca. 500 ft. W. of public boat launch on River Rd., 8 mi. W. of Chico. Comment
  CHSC51840  Equisetum laevigatum Terril Wolt 1970-3-10 8 Butte Ca 500 ft W of public boat ramp along River Rd, 8 mi W of Chico. Comment
  CHSC82622  Equisetum laevigatum Tara Morgan 2002-4-29 38 Glenn On the west side of the Sacramento River at about river mile 192.5 near Capay area. It was also on the point bar as well. Northeast of Phelan Island and Golden State Island. 33 Comment
  CHSC34204  Eragrostis pectinacea var. pectinacea J. D. Jokerst 1981-9-26 1501 Butte Swale ca 100 m E of Sacramento River at the Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. Comment
  CAS-BOT-BC259400  Eriogonum luteolum Ira L. Wiggins 1928-9-9 3346 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  UC176355  Eriogonum luteolum var. luteolum A. A. Heller 1913-9-16 11142 Butte hills near Big Chico creek (e of Chico) Comment
  CAS-BOT-BC269853  Eriogonum nudum var. pubiflorum A. A. Heller 1913-9-16 11141 Butte Hills near Big Chico Creek, east of Chico Comment
  UC176184  Eriogonum nudum var. pubiflorum A. A. Heller 1913-9-16 11141 Butte hills near Big Chico Creek (e of Chico) Comment
  CHSC82567  Erodium botrys Tara Morgan 2002-4-15 44 Glenn Found on the west side of the Sacramento River in the Capay area northeast of Phelan Island and Golden State Island and east of Stoney Creek. Within farm lands and access is by vehicle with permission only. 42 Comment
  UC203586  Eruca vesicaria subsp. sativa A. A. Heller 1914-7-11 11560 Butte 6 mi from Chico (Chico-Hamilton road) Comment
  UCD114817  Eruca vesicaria subsp. sativa A. A. Heller 1914-7-11 11560 Butte Chico-Hamilton road 6 miles from Chico. Comment
  JEPS17429  Eryngium aristulatum var. aristulatum W. L. Jepson 1934-5-4 16608 Butte 1 1/2 mi. s. Nord (near Sacramento R., swales of Pine Creek) Comment
  JEPS15842  Eryngium articulatum W. L. Jepson 1934-5-5 16610 Butte 1 1/2 mi. s. Nord (swales of Pine Creek near Sacramento R.); Pine Creek Comment
  JEPS15843  Eryngium articulatum W. L. Jepson 1934-5-4 16610 Butte 1 1/2 mi. s. Nord (swales of Pine Creek near Sacramento R., this particular swale is Kusal Slough, n.e. end of it, e. of Gianelli Bridge); Pine Creek Comment
  CHSC45725  Erythranthe glaucescens Phillip Scott 1988-4-18 38 Butte Mud Creek Bridge, Meridian Way ca. 3 mi w of Chico. 42 Comment
  CAS-BOT-BC151462  Erythranthe latidens A. A. Heller 1914-5-1 11343 Butte Chico-Hamilton road 6 miles from Chico Comment
  CAS-BOT-BC151463  Erythranthe latidens A. A. Heller 1914-5-1 11343 Butte Chico-Hamilton road 6 miles from Chico Comment
  CAS-BOT-BC419506  Eschscholzia lobbii A. A. Heller 1913-4-6 10714 Butte Hills near Big Chico creek, east of Chico Comment
  UC176651  Eschscholzia lobbii A. A. Heller 1913-4-6 10714 Butte near Big Chico Creek (e of Chico) Comment
  CAS-BOT-BC202427  Euphorbia ocellata A. A. Heller 1913-9-16 11140 Butte Hills near Big Chico Creek, east of Chico Comment
  CHSC21047  Euthamia occidentalis M. S. Taylor 1975-10-3 926 Butte At bridge over slough on River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC28422  Euthamia occidentalis M. S. Taylor 1979-10-2 2215 Butte On sandbar in Sacramento River, at Chico Landing, ca. 5 mi w of Chico. 30 Comment
  CHSC90969  Fallopia baldschuanica John Hunt; Dave Koenig 2004-11-5 Glenn Capay Tract. Sacramento Valley. Along the west bank of Sam Slough, 800 m east of the end of Rogers Ranch Road. TNC Shaw easement. Northeast corner of turn in road. 36 Comment
  CHSC34194  Fimbristylis autumnalis R. A. Schlising 1979-10-13 3502 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park. Comment
  CHSC38927  Fimbristylis autumnalis Vernon Oswald 1983-7-25 911 Butte Bidwell State Park, w of the parking area at the boat ramp, River Rd. near the washout. Comment
  CHSC85408  Fimbristylis autumnalis John Dittes 2003-10-8 845 Butte Arroyo Chico Land Grant. Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  JEPS117926  Fimbristylis autumnalis John Dittes 2003-10-8 845 Butte Undesignated section of Arroyo Chico Land Grant;ca. 6.0 air miles west by southwest of Chico ca. 2.3 air miles south of State Hwy 32, east Sacramento River, Bidwell-Sacramento River State Park; Northen Sacramento Valley Comment
  CHSC42580  Foeniculum vulgare Vernon Oswald 1985-7-5 1883 Butte Hwy 32 nw of Chico at the Mud Creek Diversion Channel. 44 Comment
  CHSC115408  Fraxinus latifolia M. Rogers 2013-5-4 Butte Pine Creek Unit of SRNWR near Hwy 32. 39 Comment
  CHSC13714  Fraxinus latifolia M. S. Taylor 1974-10-11 327 Butte Abundant along slough ca. 1/2 mi n of washout on the Sacramento River, ca. 10 mi w of Chico. Comment
  CHSC45280  Gleditsia triacanthos Vernon Oswald 1987-8-26 3227 Butte Rancho Arroyo Chico. North bank of Big Chico Creek between River Road (Sutter Ave.) and the Sacramento River. 36 Comment
  CHSC28621  Gnaphalium palustre M. S. Taylor 1979-10-2 2211 Butte On Sacramento River, at Chico Landing, ca. 5 mi w of Chico. 30 Comment
  CAS-BOT-BC305517  Helianthus bolanderi A. A. Heller 1914-9-3 11761 Butte On the Chico-Hamilton road 6 miles from Chico Comment
  CAS-BOT-BC305518  Helianthus bolanderi A. A. Heller 1914-9-3 11761 Butte On the Chico-Hamilton road 6 miles from Chico Comment
  UC179529  Helianthus bolanderi A. A. Heller 1914-9-3 11761 Butte 6 mi from Chico Chico (on the Chico Hamilton road, in low fields) Comment
  CAS-BOT-BC105384  Heliotropium europaeum R. C. Wenk 2009-6-10 1115 B Butte Sacramento River National Wildlife Refuge. 1 air mile SE of where highway 32 crosses the Sacramento River 41 Comment
  CHSC27976  Heliotropium europaeum M. S. Taylor 1978-8-11 329 1/2 Butte In field, ca. 50 ft e of River Rd, opposite washout on Sacramento River, ca. 10 mi w of Chico. 30 Comment
  CHSC28423  Heliotropium europaeum M. S. Taylor 1979-10-2 2212 Butte On sandbar in Sacramento River at Chico Landing, ca. 5 mi w of Chico. 30 Comment
  CHSC34786  Heliotropium europaeum L. Ahart 1981-9-26 3199 Butte On a gravel bar along the Sacramento River, ca. 6 mi w of Chico. 40 Comment
  CHSC35086  Heliotropium europaeum R. A. Schlising 1981-9-26 4207 Butte W of Chico at Sacramento River, in Bidwell River State Park. Comment
  CHSC34205  Herniaria hirsuta subsp. hirsuta J. D. Jokerst 1981-9-27 1482 Butte Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. E bank of Sacramento River. Comment
  CAS-BOT-BC310156  Hesperevax caulescens Peter H. Raven 1963-5-8 18363 Butte On State Highway 32, 5 miles west of Chico Comment
  CHSC29803  Heterotheca oregona var. compacta M. S. Taylor 1979-10-2 2210 Butte Sacramento River, at Chico Landing, off River Rd, ca. 5 mi w of Chico. 30 Comment
  CHSC33184  Hirschfeldia incana R. E. Preston 1981-5-27 72 Butte On n shoulder of Sacramento Ave., ca. 0.5 km w of Meridian Rd., ca. 8 km w of Chico. 40 Comment
  CHSC56634  Hordeum murinum subsp. leporinum T. B. Devine 1980-3-10 607 Butte Chico Sewage Treatment Plant. Comment
  CHSC6133  Hordeum vulgare J. Wheeler 1968-4-17 309 Butte W side of railroad tracks about 1 mi e of Nord. 44 Comment
  CHSC9345  Hordeum vulgare B. Anthony 1968-4-15 459 Butte 3 miles W. of Hamilton City on Hwy. 32. Comment
  CHSC34202  Juncus acuminatus J. D. Jokerst; L. Ahart 1981-9-26 1487 Butte Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico E bank Sacramento River. Comment
  RSA592529  Keckiella breviflora subsp. glabrisepala S. O. Mattoon 1970-6-12 18 Butte Ponderosa Way Forest Road at Mud Creek; 5 air miles ESE Cohasset. 671 Comment
  CHSC33526  Kickxia elatine R. A. Schlising 1979-10-14 3512 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park. Comment
  CHSC43146  Kickxia elatine R. A. Schlising 1979-10-14 3512 Butte Along Sacramento River w of Chico, n of Chico Landing Site in Bidwell River State Park. Comment
  CHSC45267  Kochia scoparia Vernon Oswald 1988-9-21 3702 Butte Ranch Arroyo Chico. Pine Creek Landing, Bidwell River Park, w of Chico. 41 Comment
  CHSC48295  Kochia scoparia Vernon Oswald 1984-10-26 1679 Butte Bell Rd. at the PG and E Substation e of Mud Creek Diversion Channel. 45 Comment
  CAS-BOT-BC341319  Lagophylla glandulosa A. A. Heller 1913-9-16 11138 Butte Hills near Big Chico Creek, east of Chico Comment
  UC175392  Lagophylla glandulosa A. A. Heller 1913-9-16 11138 Butte e Chico (hills near Big Chico Creek) Comment
  CHSC3268  Lamium amplexicaule M. L. Hillier 1966-3-14 2 Butte In orchard on n. side of Hwy. 32, 1 mile e. of Hamilton City. Comment
  CHSC3481  Lamium amplexicaule Roger Jaegel 1966-3-14 57 Butte Located four miles west of Chico in a young orchard along the bank of the Sacramento River near the Highway 32 bridge. Comment
  CHSC3881  Lamium amplexicaule Gary Dutton 1966-3-16 113 Butte Found along Sacramento River 1 mile east of Hamilton City. Comment
  CDA38792  Lamium purpureum L. Ahart 2012-4-6 17814 Butte On the north side of Big Chico Creek, Lost Park in Bidwell park, city of Chico. Comment
  CAS-BOT-BC213339  Lathyrus jepsonii subsp. californicus A. A. Heller 1914-5-1 11345 Butte Bank of Sacramento River west of Chico, Chico-Hamilton Road 6 miles from Chico Comment
  CAS-BOT-BC213340  Lathyrus jepsonii subsp. californicus A. A. Heller 1914-5-1 11345 Butte Bank of Sacramento River west of Chico, Chico-Hamilton Road 6 miles from Chico Comment
  CHSC116512  Lathyrus jepsonii var. californicus B. Castro; Josh Brown, Melinda Carlson 2008-4-25 1732 Butte Sacramento Valley. E bank of Sacramento River, ca 0.2 mi N (upstream) of Gianelli Bridge at Hamilton City, just up from water's edge. 39 Comment
  UCD106258  Lathyrus jepsonii var. californicus A. A. Heller 1914-5-1 11345 Butte Chico-Hamilton road 6 miles from Chico. Comment
  CHSC52966  Lemna gibba Vernon H. Oswald 1991-2-23 4470 Butte Chico Sewer Treatment Plant on River Rd, ca. 4.5 mi w of Chico. In an irrigation ditch along the west boundary of the treatment plant. 39 Comment
  CHSC21068  Lemna minor M. S. Taylor 1975-10-3 949 Butte Between Sacramento River and River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC48321  Lepidium chalepense Vernon Oswald 1987-5-4 2368 Butte Bidwell River State Park ca. 300 ft n of Big Chico Creek. 36 Comment
  CHSC48322  Lepidium didymum Vernon Oswald 1984-5-27 1209 Butte Sacramento River, Bidwell State Park, near the boat ramp. 39 Comment
  CHSC34196  Leptochloa fusca subsp. fascicularis J. D. Jokerst; L. Ahart 1981-9-26 1496 Butte Ca 100 m E of Sacramento River at the Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. Comment
  CHSC45654  Leucanthemum vulgare Vernon Oswald 1987-6-12 2992 Butte East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). 33 Comment
  CHSC37385  Lindernia dubia var. anagallidea R. A. Schlising 1980-9-2 3989 Butte Bidwell R. State Park west of Chico. Comment
  CHSC43147  Lindernia dubia var. anagallidea Robert Banchero 1979-9-23 37 Butte SW of Chico, just e of Sacramento River. 30 Comment
  CHSC85158  Lipocarpha aristulata John Dittes 2003-10-8 843 Butte Undesignated section of Arroyo Chico Land Grant. Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CHSC34201  Lipocarpha micrantha J. D. Jokerst; L. Ahart 1981-9-26 1487 B Butte Low lying swale, E of Sacramento River ca 100 m, Bidwell River State Park (Chico Landing) ca 5.0 mi W of Chico. Comment
  CHSC37824  Lipocarpha micrantha R. A. Schlising 1979-10-13 3501 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park. Comment
  UC402468  Lithophragma bolanderi Mrs. R. M. Austin 1896-1 254 Butte Mud Creek Comment
  JEPS75439  Lolium multiflorum W. L. Jepson 1934-5-4 16606 Butte 1 1/2 mi s Nord (swales of Pine Creek, near Sacramento River); near Sacramento River, Pine Creek Comment
  RSA592528  Lonicera interrupta S. O. Mattoon 1970-6-12 19 Butte Ponderosa Way Forest Road at Mud Creek; 5 air miles ESE of Cohasset; southern Cascade Mountains. 671 Comment
  UC204539  Lotus denticulatus A. A. Heller 1914-5-1 11342 Butte 6 mi from Chico (on the Chico-Hamilton road) Comment
  UC176294  Lotus purshianus var. purshianus A. A. Heller 1913-9-12 11132 Butte on Big Chico Creek Chico, Big Chico Creek Comment
  CHSC21155  Ludwigia peploides M. S. Taylor 1975-10-3 925 Butte In slough at bridge over Big Chico Creek on River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC28425  Ludwigia peploides M. S. Taylor 1979-10-2 2206 Butte Sacramento River sandbar, ca. 5 mi w of Chico. 30 Comment
  CHSC45528  Ludwigia peploides subsp. montevidensis L. P. Janeway; C. A. Janeway 1986-9-14 1863 Butte Pine Creek Landing; backwater of Sacramento River at Pine Creek. Along edges of the slough. 39 Comment
  CHSC61053  Ludwigia peploides subsp. montevidensis Vernon H. Oswald 1993-7-29 5739 Butte Chico Landing (site) boat ramp, Bidwell River State Park, along the Sacramento River W of Chico. In slough and leading up to the ramp. 38 Comment
  CHSC63812  Lupinus microcarpus var. densiflorus Lisa Krajcirik 1990-4-19 16 Glenn Ca. 10 mi w of Chico, ca. 300 ft w of Sacramento River. 60 Comment
  CHSC82708  Lupinus microcarpus var. densiflorus Tara Morgan 2002-4-15 43 Glenn Along Highway 32 at the Glenn and Butte County border crossing the Sacramento River. This is just over 1 mile east of Hamilton City. Roadside slope. 41 Comment
  CHSC90510  Lupinus microcarpus var. densiflorus Doug Burcombe 1988-4-13 15 Butte 10 m N of old Gianelli bridge and 95 m E of Sacramento River. 9 mi W of Chico. N side of Hwy. 32. 70 Comment
  UC726764  Lupinus microcarpus var. microcarpus A. A. Heller 1940-5-13 15618 Butte three mi w Chico; w of Chico Comment
  UC726747  Lupinus succulentus A. A. Heller 1939-4-12 15377 Butte along the highway to Hamilton City 6 mi w Chico; w of Chico Comment
  CHSC21048  Lycopus americanus M. S. Taylor 1975-10-3 934 Butte Ca. 1/4 mi n of the washout on the Sacramento River, between River Rd and the Sacramento River, ca. 10 mi w of Chico. 36 Comment
  CHSC46307  Lythrum californicum Vernon Oswald 1985-6-5 1810 Butte River Rd. 0.5 mi sw of its jct. with Chico River Rd. 36 Comment
  UC204403  Lythrum hyssopifolia A. A. Heller 1914-5-30 11471 Butte 6 mi nw of Chico (Sacramento Valley); Sacramento Valley Comment
  UC204408  Lythrum hyssopifolia A. A. Heller 1914-7-31 11631 Butte about 6 mi nw of Chico (Sacramento Valley); Sacramento Valley Comment
  CHSC45328  Malva neglecta Vernon Oswald 1983-10-10 1058 Butte City of Chico Sewage Treatment Plant on Chico River Rd., 1/4 mi w of its jct with Alberton Ave. Comment
  CDA38815  Malva parviflora L. Ahart 2012-4-6 17815 Butte On the north side of Big Chico Creek, Lost Park in Bidwell park, city of Chico. Comment
  CHSC45329  Malvella leprosa Vernon Oswald 1986-9-17 2289 Butte Bell Rd. 0.7 mi e of Hamilton-Nord-Cana Hwy, ca. 1.5 mi se of Nord. 42 Comment
  CHSC46800  Malvella leprosa R. A. Schlising 1986-9-14 4503 Butte NW of Chico, ca 1.5 mi S of Nord, along Bell Road. Comment
  SJSU15293  Marah fabacea Lisa Morton 2002-3-23 3 Butte Bidwell River Park, Intersection of W. Sacramento and River Roads 40 Comment
  CAS-BOT-BC67815  Marsilea vestita A. A. Heller 1914-7-31 11633 Butte Sacramento Valley about 6 miles northwest of Chico on Chico-Hamilton Road Comment
  CAS-BOT-BC67816  Marsilea vestita A. A. Heller 1914-7-31 11633 Butte Sacramento Valley about 6 miles northwest of Chico on Chico-Hamilton Road Comment
  CHSC24653  Marsilea vestita D. Hattem 1976-4-10 3 Butte Ca. 4.2 mi nw of Chico, ca. 250 m n of Hwy 32. 91 Comment
  UC205070  Marsilea vestita subsp. vestita A. A. Heller 1914-7-31 11633 Butte ca. 6 mi nw Chico; Sacramento valley Comment
  HSC23498  Melica californica S. Armantrout 1969-5-2 24 Butte Cohasset Hwy., 0.5 mi. W of Rock Creek Rd. Comment
  UC204542  Melilotus albus A. A. Heller 1914-7-11 11563 Butte along river w Chico; Sacramento River Comment
  CHSC21038  Mentha X piperita M. S. Taylor 1975-10-3 923 Butte Along slough, at bridge over Little Chico Creek on River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC43686  Mentha X piperita Vernon Oswald 1984-8-26 1677 Butte Mud Creek Diversion Channel on W. Sacramento Ave. w of Chico. 42 Comment
  CHSC21016  Mentzelia laevicaulis M. S. Taylor 1975-10-3 946 Butte Scattered on sandbar on Sacramento River, ca. 10 mi w of Chico. 36 Comment
  CHSC21050  Mimetanthe pilosa M. S. Taylor 1975-10-3 938 Butte Scattered on sand bar on Sacramento River, ca. 1/4 mi n of the washout on River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC44734  Mimetanthe pilosa R. Banchero 1979-10-7 55 Butte Margin of Sacramento River at Bidwell State Park near boat launching ramp. 38 Comment
  GH387432  Mimulus latidens A. A. Heller 1914-5-1 11343 Unknown On the Chico-Hamilton road, 6 miles from Chico Comment
  JEPS32451  Mimulus latidens Peter H. Raven 1963-5-8 18361 Butte 5 mi w Chico (on State Highway 32) Comment
  JEPS9651  Mimulus latidens A. A. Heller 1914-5-1 11343 Butte 6 mi from Chico (on the Chico-Hamilton road) Comment
  UC886257  Mimulus latidens A. A. Heller 1914-5-1 11343 Butte 6 mi from Chico (on the Chico-Hamilton road) Comment
  JEPS10512  Mimulus tricolor W. L. Jepson 1934-5-4 16612 Butte 1 1/2 mi s Nord; Sacramento River, Pine Creek Comment
  RSA21489  Mimulus tricolor Carl B. Wolf 1937-5-14 8671 Butte Sacramento Valley; 5 miles W of Chico on Hamilton City Road. 46 Comment
  CHSC13711  Mollugo verticillata M. S. Taylor 1974-10-11 331 Butte On rocky sand bar on Sacramento River, ca. 1/4 mi n of washout, on River Rd, ca. 10 mi w of Chico. Comment
  CHSC45332  Morus alba Vernon Oswald 1987-4-9 2319 Butte Bidwell River State Park between the Washout (Chico Landing Site) and Big Chico Creek. 38 Comment
  CHSC85417  Myriophyllum spicatum John Dittes 2003-10-8 844 Butte Arroyo Chico Land Grant. Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 36 Comment
  UC175556  Nemophila heterophylla A. A. Heller 1913-4-6 10720 Butte e Chico (along Big Chico Creek); , e of Chico Comment
  CHSC20547  Nicotiana quadrivalvis M. S. Taylor 1975-7-4 832 Butte On e side of Sacramento River, ca. 10 mi w of Chico. Comment
  CHSC47037  Oenothera elata subsp. hirsutissima R. A. Schlising 1985-10-6 4480 Butte At Sacramento River, W of Chico, N of Chico Landing site. Along E edge of river. 36 Comment
  CHSC20106  Orobanche vallicola M. S. Taylor 1974-11-11 330 Butte Ca. 1/4 mi n of washout on Sacramento River, ca. 4 ft w of River Rd, ca. 10 mi w of Chico. Comment
  CHSC75387  Oxalis corniculata Vernon H. Oswald 1999-5-6 9724 Butte East side of Sacramento River and north side of Big Chico Creek, Bidwell Sacramento River State Park west of Chico, along the dirt road leading into the Big Chico Creek river access. 36 Comment
  CDA38814  Oxalis pes-caprae L. Ahart 2012-4-6 17808 Butte On the north side of Big Chico Creek, Lost Park in Bidwell park, city of Chico. Comment
  CAS-BOT-BC253701  Panicum capillare Ira L. Wiggins 1928-9-9 3339 Butte Sandy Gulch Creek, 3 miles W of Chico Comment
  CHSC34203  Panicum capillare J. D. Jokerst 1981-9-26 1486 Butte Bidwell River State Park (Chico landing) ca 5.0 mi W of Chico. Comment
  RSA29937  Panicum capillare I. L. Wiggins 1928-9-9 3339 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CHSC21003  Paspalum distichum M. S. Taylor 1975-10-3 928 Butte Along slough under first bridge south of junction of River Rd and River Rd, ca. 9 mi w of Chico. 36 Comment
  UC179601  Perideridia kelloggii A. A. Heller 1914-8-11 11678 Butte Cico-Hamilton road 6 mi from Chico Comment
  CHSC45379  Persicaria hydropiperoides Vernon Oswald 1983-10-10 1063 Butte Bidwell State Park on the e side of the Sacramento R. w of Chico. Growing in shallow water along the edges of Tyler Slough at the Indian Fishery located at the jct. of W. Sacramento Ave. and River Rd. Comment
  CHSC46202  Persicaria hydropiperoides L. P. Janeway 1986-9-20 1870 Butte Seasonally draining side creek on NW side of Little Chico Cr, near River Rd ca 2 mi S of Chico River Rd. 36 Comment
  CAS-BOT-BC418948  Persicaria lapathifolia Ira L. Wiggins 1928-9-9 3332 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CHSC34207  Persicaria lapathifolia J. D. Jokerst; L. Ahart 1981-9-26 1479 Butte Chico River State Park (Chico Landing) at the E bank Sacramento River ca 5 mi W of Chico. Locally abundant on dry sand bars. Comment
  CHSC21144  Persicaria maculosa M. S. Taylor 1975-10-3 924 Butte Abundant in mud on Big Chico Creek, under bridge over River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC6182  Phalaris aquatica J. Wheeler 1968-5-16 356 Butte S side of e approach to the hwy. 32 Sacramento River Bridge. 45 Comment
  CHSC117300  Phalaris arundinacea B. Castro; Melinda Carlson 2007-10-25 1677 Butte (Arroyo Chico land grant area). Sacramento Valley. Confluence of Big Chico Creek and Sacramento River, W. of River Road and north of the creek with surrounding disturbed riparian forest. 39 Comment
  CHSC49448  Phyla nodiflora var. nodiflora Vernon Oswald 1987-7-30 3172 Butte Rancho Arroyo Chico. Mouth of the slough leading into the boat ramp just upstream from the Washout (Chico Landing site) on the Sacramento River. 36 Comment
  CHSC49449  Phyla nodiflora var. nodiflora Vernon Oswald 1983-7-25 910 Butte Indian Fishery (Tyler Slough), Bidwell State Park, at the w end of W. Sacramento Ave. w of Chico. Comment
  CHSC93064  Phyla nodiflora var. nodiflora Linnea Hanson; Boy Scout troop 1996-7-1 Butte Pine Creek Landing, off River Rd before Scotty's. Gravel bar on E shore of Pine Ck, just N of its confluence with the Sacramento River. 39 Comment
  RSA592544  Physocarpus capitatus S. O. Mattoon 1970-6-12 16 Butte Ponderosa Way Forest Road at Mud Creek; 5 air miles ESE of Cohasset; southern Cascade Mountains. 671 Comment
  CAS-BOT-BC254404  Piptatherum miliaceum Lowell Ahart 1981-9-26 3207 Butte 6 miles W of Chico 40 Comment
  CHSC34785  Piptatherum miliaceum L. Ahart 1981-9-26 3207 Butte Near the Sacramento River s of the washout, ca. 6 mi w of Chico. 40 Comment
  CHSC49562  Piptatherum miliaceum Vernon Oswald 1985-6-12 1829 Butte Bidwell State Park slightly s of the Washout on River Rd. On a bank of the river. 38 Comment
  UCD89657  Piptatherum miliaceum L. Ahart 1981-9-26 3207 Butte 6 miles west of Chico. 40 Comment
  CHSC47996  Plagiobothrys bracteatus Vernon Oswald 1984-5-13 1185 Butte Calif. Hwy 32 at the second bridge w of Nord-Hamilton-Cana Hwy. In a slough. 39 Comment
  UC196295  Plagiobothrys canescens A. A. Heller 1914-3-26 11226 Butte canyon of Big Chico Creek Big Chico Creek 76 Comment
  UC179610  Plagiobothrys stipitatus A. A. Heller 1914-5-30 11470 Butte 6 mi from Chico (Chico-Hamilton road) Comment
  UC718179  Plagiobothrys stipitatus Carl B. Wolf 1937-5-14 Butte 5 mi nw Chico (Hamilton City Road); Sacramento Valley 45 Comment
  UCR70803  Plagiobothrys stipitatus C. B. Wolf 1937-5-14 08674 Butte Sacramento Valley, 5 mi NW of Chico on [Hwy 32; Nord Ave.] Hamilton City Rd 46 Comment
  OBI20602  Plagiobothrys stipitatus var. micranthus Carl B. Wolf 1937-5-14 8674 Butte Sacramento Valley, 5 mi NW of Chico on Hamilton City Rd 46 Comment
  POM368952  Plagiobothrys stipitatus var. micranthus C. B. Wolf 1937-5-14 8674 Butte Sacramento Valley; 5 miles NW of Chico on Hamilton City Road. 46 Comment
  RSA485317  Plagiobothrys stipitatus var. micranthus C. B. Wolf 1937-5-14 8674 Butte Sacramento Valley; 5 miles W of Chico on Hamilton City Road. 46 Comment
  CAS-BOT-BC91590  Platystemon californicus A. A. Heller 1928-4-21 14529 Butte Near Sandy Gulch on the road to golf links near Chico. Comment
  UC1303143  Platystemon californicus A. A. Heller 1928-4-21 14529 Butte on the road to golf links near Chico (near Sandy Gulch); near Sandy Gulch Comment
  CHSC56637  Poa annua T. B. Devine 1980-3-10 606 Butte Chico Sewage Treatment Plant. Comment
  CHSC14112  Polanisia dodecandra subsp. trachysperma F. T. Griggs 1974-8-8 143 Butte Growing on top of a sandbar in the Sacramento River, between Hamilton City Bridge and the mouth of Big Chico Creek. Comment
  CDA2840  Polygonum aubertii J. Hunt, D. Koenig 2004-11-5 Glenn Sacramento Valley. Along the west bank of Sam Slough, 800 m east of the end of Rodgers Ranch Road. TNC Shaw easement. Comment
  CHSC13715  Populus fremontii M. S. Taylor 1974-10-11 326 Butte Ca. 50 ft e of Sacramento River, ca. 1/4 mi n of washout, ca. 10 mi w of Chico. Comment
  CHSC82618  Populus fremontii subsp. fremontii Tara Morgan 2002-4-29 36 Glenn In forest on the west side of the Sacramento River at about river mile 192.5 around Capay area. The forest is located northeast of Phelan Island and Golden State Island areas. 33 Comment
  CHSC28622  Potamogeton crispus M. S. Taylor 1979-10-2 2216 Butte On e bank of Sacramento River at Chico Landing, ca. 5 mi w of Chico. 30 Comment
  CHSC49685  Potamogeton crispus Vernon Oswald 1987-8-2 3173 Butte Mouth of the slough leading into the boat ramp just upstream from the Washout (Chico Landing site) on the Sacramento River. 36 Comment
  UC195483  Proboscidea louisianica subsp. louisianica A. A. Heller 1914-5-30 11467 Butte 6 mi nw Chico; Sacramento Valley Comment
  UCD122113  Proboscidea louisianica subsp. louisianica A. A. Heller 1914-5-30 11467 Butte Chico-Hamilton, 6 miles from Chico. Comment
  CHSC13708  Proboscidea lutea M. S. Taylor; K. Stern 1974-10-11 328 Butte Scarce in weed field ca. 50 yds e of River Rd, opposite washout on Sacramento River, ca. 10 mi w of Chico. Comment
  CHSC43865  Pyrus communis Vernon Oswald 1988-3-24 3262 Butte Rancho Arroyo Chico. Bidwell River State Park s of Chico Landing Site, just n of the access road to a gravel bar along the Sacramento River at Chico Creek. 38 Comment
  CHSC77341  Quercus lobata L. P. Janeway 2000-3-29 6648 Butte Sacramento Valley. At edge of River Road 0.5 mi south of Hwy 32; near Pine Creek. Along fenceline between road and orchard. 43 Comment
  CHSC7045  Ranunculus muricatus M. I. Moore 1969-3-17 1 Butte Bidwell River Park along bank of slough w end of Sacramento Ave., Chico. 64 Comment
  CHSC3802  Ranunculus occidentalis R. L. Adams 1964-4-12 64 Butte Found: Bidwell Park at junction of River Road and Sacramento Ave., near ox-bow lake bend, approx. 50 yds. from junction of roads, due west. Comment
  CHSC34565  Raphanus raphanistrum R. E. Preston; L. E. Preston 1982-1-1 157 Butte In almond orchard, e side of River Rd. ca. 1 mi s of Sacramento Ave.; Chico Landing site, ca. 5 mi w of Chico. Comment
  CHSC533  Raphanus raphanistrum V. Holt 1935-3-27 Butte Sandy Gulch, Chico. 54 Comment
  CHSC76515  Ricinus communis Vernon H. Oswald 1999-11-14 9840 Butte Near the southwest corner of the Chico Sewage Treatment Plant on Chico River Rd. Rancho de Farwell. 39 Comment
  JEPS53825  Rorippa W. L. Jepson 1934-5-4 16611 Butte 1 1/2 mi s Nord (swales of Pine Creek); near Sacramento River, Pine Creek Comment
  CAS-BOT-BC74467  Rorippa curvisiliqua A. A. Heller 1914-5-30 11469 Butte Sacramento Valley about 6 miles northwest of Chico. Chico-Hamilton road 6 miles from Chico. Comment
  CAS-BOT-BC74468  Rorippa curvisiliqua A. A. Heller 1914-5-30 11469 Butte Sacramento Valley about 6 miles northwest of Chico. Chico-Hamilton road 6 miles from Chico. Comment
  CHSC43654  Rorippa curvisiliqua var. occidentalis Vernon Oswald 1984-5-13 1186 Butte Calif. Hwy 32 at the second bridge w of Hord-Hamilton-Cana Hwy. In the bed of a slough. 39 Comment
  CHSC85157  Rorippa curvisiliqua var. occidentalis John Dittes 2003-10-8 846 Butte Undesignated section of Arroyo Chico Land Grant. Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CHSC20548  Rosa californica M. S. Taylor 1975-7-4 833 Butte Ca. 500 yds e of Sacramento River, ca. 10 mi w of Chico. Comment
  CHSC27328  Rosa californica T. B. Devine 1977-11-6 463 Butte On River Road 1/4 mi se of jct with Big Chico Creek, on fenceline beside field. 3/4 mi w of Mt. Diablo meridian. 38 Comment
  CHSC28475  Rotala ramosior R. A. Schlising 1979-10-14 3508 Butte Along Sacramento River w of Chico, just n of Chico Landing Site in Bidwell River State Park. Comment
  CHSC34787  Rumex salicifolius var. denticulatus L. Ahart 1981-9-26 3204 Butte On gravel bar along the Sacramento River, ca. 6 mi w of Chico. 40 Comment
  CHSC82636  Salix exigua Tara Morgan 2002-5-2 57 A Glenn Along the Sacramento River, on the west side of the river on a point bar north of Phelan Island and Golden State Island, yet south of Hamilton City. 35 Comment
  CHSC82637  Salix exigua Tara Morgan 2002-5-2 57 B Glenn Along the Sacramento River, on the west side of the river on a point bar north of Phelan Island and Golden State Island, yet south of Hamilton City. 35 Comment
  UCD169419  Salix exigua Tara Morgan 2002-5-2 57 -B Glenn Along the Sacramento River. The particular location of this collection which is on the west side of the river on a point bar north of Phelan Island and Golden State Island, yet south of Hamilton City. 35 Comment
  CHSC21075  Salix exigua var. hindsiana M. S. Taylor 1975-10-3 935 Butte In Sacramento River, ca. 10 mi w of Chico. 36 Comment
  CHSC1622  Salix lasiolepis V. Holt 1958-2-17 Butte Along Sandy Gulch near Chico. 60 Comment
  CAS-BOT-BC129577  Salix lasiolepis var. lasiolepis Ira L. Wiggins 1925-1-31 1377 Butte Bank of Sandy Gulch Creek at junction with Chico Creek, 2 miles below Chico Comment
  CHSC21074  Salix lucida subsp. lasiandra M. S. Taylor 1975-10-3 942 Butte Sacramento River, ca. 10 mi w of Chico. 36 Comment
  CHSC34210  Salix melanopsis J. D. Jokerst; L. Ahart 1981-9-26 1480 Butte 5 mi W of Chico at Bidwell River State Park (Chico Landing). Comment
  UC456788  Salix melanopsis E. B. Copeland 1931-5-8 Butte Sandy Gulch Chico; Hooker Oak Ford, Sandy Gulch Comment
  CHSC13717  Salsola tragus M. S. Taylor 1974-10-11 332 Butte Abundant in weed field, ca. 50 ft e of River Rd, opposite washout on Sacramento River, ca. 10 mi w of Chico. Comment
  CHSC30916  Salsola tragus M. S. Taylor 1979-10-2 2207 Butte Sacramento River at Chico Landing, off River Road, ca. 5 mi w of Chico. 30 Comment
  CHSC27338  Sambucus mexicana T. B. Devine 1977-11-6 464 Butte On River Road, 0.25 mi SE of jct with Big Chico Creek. 38 Comment
  UC1125337  Sambucus mexicana F. W. Embree 1934-4-10 34 Glenn just e Munroeville Isl. (in loop of river); Chico Quadrangle Comment
  CHSC43658  Scabiosa atropurpurea Vernon Oswald 1983-7-24 907 Butte Boat ramp, Bidwell State Park, on River Rd. w of Chico near the washout. Comment
  CHSC68453  Schoenoplectus acutus var. occidentalis L. P. Janeway 1986-9-20 1867 Butte Along River Road (Fell Road) about 1 mi south of Chico River Road (River Road). 38 Comment
  CHSC51235  Scutellaria californica Lowell Ahart 1982-7-28 3692 Sierra Growing about 1/4 mile north of the Pacific Mine, about 5 air miles east of La Porte. 1584 Comment
  CDA32075  Sesbania punicea C. Owens 2010-9-23 s.n. Butte Chico; 10 meters downstream of River Road in Shady Oak Slough (which connects to Little Chico Creek). 0 Comment
  CHSC43671  Sesbania punicea Vernon Oswald 1987-6-12 2998 Butte South side of the mouth of Big Chico Creek at the Sacramento River. 35 Comment
  CHSC23130  Setaria pumila M. S. Taylor 1975-10-3 929 Butte At bridge over Little Chico Creek on River Rd, ca. 10 mi w of Chico. 36 Comment
  CHSC44965  Sidalcea hartwegii Cathy Young 1988-4-24 12 Butte Ca. 5.5 mi ne of Chico and 30 yds se of Highway 32. 256 Comment
  CHSC6138  Silybum marianum J. Wheeler 1968-5-17 369 Butte S side of e approach to Sacramento River Bridge on hwy. 32. Comment
  CHSC3759  Sinapis arvensis R. L. Adams 1964-4-12 74 Butte 4 mi. W. Chico, W. Sacramento Ave. and River Rd. on NE quarter. Comment
  CHSC13707  Solanum americanum M. S. Taylor 1974-10-11 325 Butte Ca. 50 ft e of Sacramento River, ca. 1/4 mi n of washout, ca. 10 mi w of Chico. Comment
  CHSC22890  Sorghum halepense Robert A. Schlising 1974-10-6 3160 Butte Along Sacramento River in field about .5 mi s of jct Sacramento Road and River Road, along latter. Comment
  CHSC9344  Sorghum halepense B. Anthony 1968-5-8 513 Butte 2 miles E. of Hamilton City, Hwy. 32. Comment
  CHSC62544  Spergularia rubra B. Castro 1987-6-21 136 Plumas E side of Little Grass Valley Reservoir, at lakeside edge. 1524 Comment
  CHSC43794  Spirodela polyrhiza Vernon Oswald 1984-6-21 1307 Butte Pine Creek at Hwy 32. Along the edge of the creek. 41 Comment
  CHSC107908  Stipa occidentalis var. californica L. P. Janeway; Melanie Williams 2011-9-1 10716 Plumas Northern High Sierra Nevada. Plumas National Forest; between northwest shore of Little Grass Valley Reservoir and the road around the lake; 0.8 km west-southwest of where South Fork Feather River enters the reservoir. Lower edge of a small clearcut area in white fir dominated forest. 1577 Comment
  CAS-BOT-BC97691  Symphyotrichum chilense A. A. Heller 1914-9-3 11760 Butte On the Chico-Hamilton Road, 6 miles from Chico Comment
  CAS-BOT-BC98059  Symphyotrichum lentum A. A. Heller 1914-9-3 11760 Butte On the Chico-Hamilton Road 6 miles from Chico Comment
  UC179692  Symphyotrichum spathulatum A. A. Heller 1914-9-3 11760 Butte 6 mi from, (on the Chico-Hamilton rd) Chico Comment
  CHSC82625  Tamarix parviflora Tara Morgan 2002-4-1 20 Butte On the west side of the Sacramento River south of Hamilton City. All along Stoney Creek at this location. 52 Comment
  UC1532343  Torilis arvensis Vernon Oswald Jun 5 1985-Jun 23 1985 1809 Butte River Rd. 0.7 mi. s.w. of its junction w/ Chico River Rd. 36 Comment
  CHSC42683  Torilis arvensis subsp. arvensis Vernon Oswald 1985-6-5 1809 Butte River Rd. 0.7 mi sw of its jct. with Chico River Rd. 36 Comment
  UC203676  Toxicodendron diversilobum A. A. Heller 1914-3-19 11211 Butte canyon of Big Chico Creek Big Chico Creek 76 Comment
  GH402428  Trichostema lanceolatum A. A. Heller 1913-9-16 11137 Unknown Hills near Big Chico creek, east of Chico Comment
  UC176923  Trichostema lanceolatum A. A. Heller 1913-9-16 11137 Butte E of Chico (hills near Big Chico creek) Comment
  UC631537  Trifolium albopurpureum var. albopurpureum A. A. Heller 1914-3-26 11229 Butte Big Chico Creek Comment
  UC630923  Trifolium depauperatum var. depauperatum A. A. Heller 1913-4-6 10713 Butte near Big Chico Creek (hills, e of Chico) Comment
  CHSC43674  Trifolium fragiferum Vernon Oswald 1987-6-12 2996 Butte West side of Sacramento River (but technically in Butte County because of shifting, channel) between Big Chico Creek and Phelan Island, ca. 0.75 mi s of Big Chico Creek. 35 Comment
  UC176285  Trifolium variegatum var. melananthum A. A. Heller 1913-4-6 Butte near Big Chico Creek (hills e of Chico) Comment
  UC176292  Trifolium willdenovii A. A. Heller 1913-4-6 10712 Butte e Chico (hills near Big Chico Creek) Comment
  UC175547  Triphysaria eriantha subsp. eriantha A. A. Heller 1913-4-6 10717 Butte e Chico (along Big Chico Creek); along Big Chico Creek Comment
  CHSC56640  Triticum aestivum T. B. Devine 1980-3-10 604 Butte Chico Sewage Treatment Plant. Comment
  CHSC34218  Urtica dioica subsp. holosericea M. S. Taylor 1981-5-28 3807 Butte Near sewage disposal ponds on River Rd, ca. 3 mi sw of Chico. 42 Comment
  CHSC65408  Urtica dioica subsp. holosericea Vernon Oswald 1983-10-10 1065 Butte Growing on the e bank of Pine Creek at the Calif. Hwy 32 bridge. Comment
  CHSC49446  Urtica urens Vernon Oswald 1984-3-7 1091 Butte Sewer Farm, City of Chico, on Chico River Rd. ca. 1/4 mi w of Alberton Ave. Along the driveway to the Administration Buildings. Comment
  CHSC49452  Verbena bonariensis Vernon Oswald 1987-7-5 3092 Butte Ranch De Farwell. E. side of Sacramento River just upstream from Golden State Island (perhaps technically in Glenn Co. because of shifting channel). 33 Comment
  CHSC2039  Verbena lasiostachys var. scabrida M. Underhill 1952-7-2 Butte Near Sacramento River. 60 Comment
  CHSC28623  Veronica anagallis-aquatica M. S. Taylor 1979-10-2 2214 Butte In sand bar in Sacramento River at Chico Landing, ca. 5 mi w of Chico. 30 Comment
  CHSC49047  Veronica anagallis-aquatica Vernon Oswald 1983-7-25 912 Butte Bidwell State Park, w of the parking area at the boat ramp on River Rd. near the washout. Comment
  CHSC90371  Vicia sativa Doug Burcombe 1988-4-13 14 Butte 10 m N of old Gianelli bridge and 95 m E of Sacramento River. 9 mi W of Chico. N side of Hwy. 32. 70 Comment
  CHSC3761  Vicia villosa subsp. varia R. L. Adams 1964-4-12 76 Butte Bidwell Park on Sacramento River, Junction W. Sacramento Ave. and River Road 25 yds. from road near Oxbow Lake due W. of intersection. Comment
  CHSC21014  Vitis californica M. S. Taylor 1975-10-3 949 Butte Along Sacramento River, ca. 10 mi w of Chico. 36 Comment
  UC1121953  Vitis californica F. W. Embree 1934-5-8 52 Glenn 3/4 mi sw Chico Landing (Plot J); Chico Quadrangle Comment
  CHSC45325  Wolffia brasiliensis Vernon Oswald 1988-11-6 3723 Butte Arroyo Grant. Chico Landing Ramp (at Chico Landing Site), Bidwell River Park, slough in an old channel of the Sacramento River w of Chico. 35 Comment
  CHSC43930  Wyethia angustifolia Vernon Oswald 1988-5-11 3300 Butte Hwy 32 at the second bridge w of Hamilton-Nord-Cana Hwy. Along the edge of a slough. 39 Comment
  JEPS32097  Wyethia angustifolia W. L. Jepson 1934-5-4 16609 Butte near Sacramento River (1 1/2 mi s of Nord); Pine Creek Comment
  CHSC43638  Xanthium spinosum Vernon Oswald 1985-9-1 1934 Butte Sewer Treatment Plant on Chico River Rd. ca. 4 mi w of Chico. Top of a levee. 41 Comment
  CAS-BOT-BC383682  Xanthium strumarium A. A. Heller 1914-7-31 11629 Butte Sacramento Valley about 6 miles northwest of Chico Comment
  CHSC6083  Xanthium strumarium J. Wheeler 1968-5-20 212 Butte 1 mi e of Sacramento River on hwy. 32. Comment
  CHSC6137  Xanthium strumarium J. Wheeler 1968-5-21 397 Butte Bank of Kusal Slough ca. 1.5 mi e of Sacramento River on hwy. 32. Comment
  UC179073  Xanthium strumarium A. A. Heller 1914-7-31 11629 Butte 6 mi from Chico (Chico-Hamilton road) Comment
  CDA4974  Ziziphus jujuba J. Dempsey 2004-5-3 Butte Sacramento Valley; Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road north of the Big Chico Creek bridge and just south of the Washout. Comment
  CDA4976  Ziziphus jujuba J. Dempsey 2002-9-3 Butte Sacramento Valley; Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road north of the Big Chico Creek bridge and just south of the Washout. Comment
  CHSC43731  Ziziphus jujuba Vernon Oswald 1985-6-5 1811 Butte Near Sacramento R. just s of the Washout on River Rd. 38 Comment
  CHSC84652  Ziziphus jujuba James Dempsey 2002-9-30 Butte Sacramento Valley. Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road north of the Big Chico Creek bridge and just south of the Washout. 39 Comment
  CHSC84653  Ziziphus jujuba James Dempsey 2003-5-30 Butte Sacramento Valley. Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road north of the Big Chico Creek bridge and just south of the Washout. 39 Comment
  JEPS105596  Ziziphus jujuba James Dempsey 2002-9-30 Butte Sacramento Valley. Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road N of the Big Chico Creek bridge and just S of the Washout 39 Comment
  JEPS105597  Ziziphus jujuba James Dempsey 2003-5-30 Butte Sacramento Valley. Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road N of the Big Chico Creek bridge and just S of the Washout 39 Comment
  UCD169343  Ziziphus zizyphus James Dempsey 2003-5-30 s.n. Butte Sacramento Valley. Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road north of the Big Chico Creek bridge and just south of the Washout. 39 Comment
  UCD169344  Ziziphus zizyphus James Dempsey 2002-9-30 s.n. Butte Sacramento Valley. Bidwell-Sacramento River State Park; along Chico River Road beside the Sacramento River, just short of the first bend in the road north of the Big Chico Creek bridge and just south of the Washout. 39 Comment



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