39.27111 39.37111 -121.88333 -121.78333 UC/JEPS: Consortium Search Results
Search Results — 903 specimen records retrieved (903 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
  CHSC39374  Abutilon theophrasti L. Ahart 1983-8-27 4364 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Marysville. 50 Comment
  CHSC36236  Acmispon parviflorus Lowell Ahart 1982-4-23 3326 Sutter East slope of ridge west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC46153  Acmispon parviflorus Lowell Ahart 1982-4-23 3326 Sutter On the wooded east slope of the ridge west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CAS-BOT-BC138430  Aira caryophyllea Lowell Ahart 1982-4-23 3310 Sutter Sierra Nevada. Sutter Buttes. West of Myers home, Myers Ranch. 50 Comment
  CHSC36229  Aira caryophyllea L. Ahart 1982-4-23 3310 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36550  Amaranthus albus L. Ahart 1982-7-10 3671 Butte About 1/4 e of Headquarters, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37306  Amaranthus albus L. Ahart 1982-5-30 3470 Sutter On a gravel bar along a small wash where the rd crosses, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD97101  Amaranthus albus L. Ahart 1982-7-10 3671 Butte 1/4 mi se of Graylodge HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. Comment
  UCSB64011  Amaranthus albus Ahart, Lowell 1982-7-10 Butte About 1/4 miles south-east of the Gray Lodge Headquarters, about 12 miles south-west of Gridley, Butte County, California 30 Comment
  CHSC37308  Amaranthus blitoides L. Ahart 1982-6-30 3467 Sutter On dry bare gravelly soil on gravel bar along sides of small wash, where the rd crosses, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37532  Amaranthus blitoides M. S. Taylor; L. Ahart 1982-10-11 5159 Butte Graylodge Wildlife Refuge, on n side of loop road w of HQ, 12 mi sw of Gridley. 18 Comment
  CHSC54559  Amaranthus californicus Lowell Ahart 1991-7-20 6667 Butte Gray Lodge Waterfowl Management Area, south-west of Gridley, about 1/2 mile south-east of the intersection of Pennington Road and Rutherford Road. 21 Comment
  UC1586501  Amaranthus californicus Lowell Ahart 1991-7-20 6667 Butte about 0.5 mi se intersection of Pennington Road and Rutherford Road (se of Gridley); Gray Lodge Waterfowl Mangement Area 21 Comment
  CHSC36553  Amaranthus deflexus L. Ahart 1982-7-10 3666 Butte Graylodge Wildlife Refuge Area, ca. 12 mi sw of Gridley. Near a small building in the parking area at the checking station. 35 Comment
  UCD97418  Amaranthus deflexus L. Ahart 1982-7-10 3666 Butte Near a small building in parking lot at check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37081  Amaranthus retroflexus L. Ahart; M. S. Taylor 1982-10-11 3850 Butte On dry disturbed soil of a fire guard, n of check-in station, Graylodge Wildlife Refuge, 12 mi. sw of Gridley. 35 Comment
  UCD105585  Amaranthus retroflexus L. Ahart 1982-10-11 3850 Butte N of check-in station, Graylodge Wildlife Refuge, ca. 12 miles sw of Gridley. 35 Comment
  CHSC64064  Ambrosia artemisiifolia B. Castro; L. P. Janeway, M. Halterman, C. Pidgeon 1987-10-17 246 Butte At Graylodge Waterfowl Management Area. Ca 0.25 mi NW of the headquarters. 21 Comment
  CAS-BOT-BC55584  Ambrosia psilostachya Lowell Ahart 1982-10-11 3859 Butte Gray Lodge, south-west of Gridley 35 Comment
  CHSC37116  Ambrosia psilostachya L. Ahart; M. S. Taylor 1982-10-11 3859 Butte Ca. /1 mi SE of HQ, Graylodge Wildlife Refuge, ca. 12 mi SW of Gridley. 35 Comment
  UC1191563  Ammannia coccinea Herbert L. Mason 1945-9-19 12739 Butte n.w. Pennington (Gray Lodge Game Refuge); Gray Lodge Game Refuge Comment
  UC1191591  Ammannia robusta Herbert L. Mason and Verne Grant 1945-7-10 12633 Butte n. of Marysville Butte (along Butte Creek, Grey Lodge Game Refuge - southern); Grey Lodge Game Refuge, Butte Creek Comment
  UCD102896  Ammannia robusta H. L. Mason; Verne Grant 1945-7-10 12633 Butte Butte Sink. Butt Creek, N of Marysville Buttes, Grey Lodge Game Refuge, southern. Comment
  CHSC46467  Ammi visnaga Vernon Oswald 1989-6-26 3815 Butte Pennington Rd along east boundary of Gray Lodge Wildlife Area, just s of West Evans Reimer Rd. 21 Comment
  CHSC36270  Amsinckia intermedia L. Ahart 1982-4-24 3362 Sutter In farmed field e of the dirt road that leads to the gravel pit, ca.1/4 mi sw of Meyers home, Meyers Ranch, Sutter Buttes. 50 Comment
  UC1167565  Amsinckia intermedia Gene B. Newcomb, H. G. Baker 1959-3-28 228 Sutter at edge of Sutter Buttes (14.6 mi e of Meridian on West Butte Road via Pass Road) 30 Comment
  CHSC60662  Amsinckia lycopsoides Vernon H. Oswald 1993-4-24 5295 Butte Gray Lodge Wildlife Manegement Area, 0.1 mi N of Rutherford Rd in levee raod leading to Parking Lots 1, 2, and 3, ca. 0.5 mi E of Headquarters. 19 Comment
  CHSC36265  Amsinckia menziesii L. Ahart 1982-4-24 3358 Sutter In a grassy area near the dirt road that leads to the gravel pit, ca. 1/4 mi sw of Meyers home, Meyers Ranch, Sutter Buttes. 50 Comment
  UC1167564  Amsinckia menziesii var. menziesii Gene B. Newcomb, H. G. Baker 1959-3-28 227 Sutter 14.6 mi e of Meridian on West Butte Road via Pass Road (at edge of Sutter Buttes); Sutter Buttes 30 Comment
  CHSC36307  Anagallis arvensis M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4362 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, w of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC24808  Anthemis cotula E. L. Rilla 1976-9-18 30 Butte .5 mi S of Gridley Rd on Pennington Rd in the Gray Lodge Waterfowl Management Area. Bench Marker 72, 1 mi directly W of collection area. 21 Comment
  CHSC37310  Anthemis cotula Lowell Ahart 1982-5-30 3461 Sutter Along small wash where the rd crosses, ca. 1/8 mi W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC113288  Anthriscus caucalis Lowell Ahart 2014-4-9 19342 Butte Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC113292  Anthriscus caucalis Lowell Ahart 2014-4-9 19332 Butte West edge of Pennington Road, at the intersection of Pennington Road and Colusa Highway, about 6 miles west of Gridley. 22 Comment
  CHSC36237  Anthriscus caucalis L. Ahart 1982-4-23 3336 Sutter On dry gravelly soil on sides of a small wash ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36971  Anthriscus caucalis M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4378 Butte Graylodge Wildlife Refuge, ca. 1/4 mi se of HQ, ca. 12 mi sw of Gridley. 19 Comment
  JEPS122257  Anthriscus caucalis Lowell Ahart 2014-4-9 19332 Butte West edge of Pennington Road, at intersection of Pennington Road and Colusa Highway, about 5 miles west of Gridley. Comment
  CHSC45190  Aphanes occidentalis Lowell Ahart 1982-4-23 3344 Sutter Near cow trails, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CAS-BOT-BC38661  Arctostaphylos manzanita subsp. manzanita Lowell Ahart 1982-4-24 3383 Sutter Myers Ranch, Sutter Buttes - south slope near the south fence line, about 3/4 mile south-west of Myer's home 50 Comment
  CHSC37328  Asclepias eriocarpa L. Ahart 1982-6-19 3592 Sutter Near a small wash, ca. 1/8 mile w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC46468  Asclepias speciosa Vernon Oswald 1989-6-26 3813 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch), just e of the s gate. 18 Comment
  CHSC36556  Atriplex argentea var. mohavensis L. Ahart 1982-7-10 3662 Butte In parking area of checking station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37115  Atriplex argentea var. mohavensis L. Ahart; M. S. Taylor 1982-10-11 3862 Butte Ca. 0.1 mi se of Graylodge HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC46866  Atriplex argentea var. mohavensis Vernon Oswald 1989-9-6 3982 Butte West Liberty Rd along the n boundary of Gray Lodge Wildlife Area, 0.9 mi w of Pennington Rd. 19 Comment
  CHSC55210  Atriplex argentea var. mohavensis Lowell Ahart 1991-9-6 6712 Butte On the north side of Rutherford Road, about 1/8 mile west of Pennington Road, west of Parking Area 5, Gray Lodge Waterfowl Management Area, about 10 miles south-west of Gridley. 30 Comment
  UC1586519  Atriplex argentea var. mohavensis Lowell Ahart 1991-9-6 6712 Butte about 10 mi se Gridley (on n side of Rutherford Road, about .12 mi w of Pennington Road, w of Parking Area, Gray Lodge Waterfowl Management Area); Gray Lodge Waterfowl Management Area 30 Comment
  CHSC55054  Atriplex canescens Lowell Ahart 1991-9-6 6713 Butte On the south side of Rutherford Road, about 1/8 mile west of Pennington Road, south of Parking Area 5, Gray Lodge Waterfowl Management Area, about 10 miles south-west of Gridley. 30 Comment
  SEINET3930601  Atriplex canescens Lowell Ahart 1991-9-6 6713 Butte On the south side of Rutherford Road, south of Parking Area 5 Gray Lodge Waterfowl Management Area, about 10 miles southwest of Gridley. Freshwater Marsh.; 0 30 Comment
  UC1586520  Atriplex canescens Lowell Ahart 1991-9-6 6713 Butte about 10 mi sw Gridley (s side Rutherford Road, about 1/8 mi w of Pennington Road, s of Parking Area 5, Gray Lodge Waterfowl Management Area, about 10 mi sw of Gridley); Gray Lodge Waterfowl Management Area, sw of Gridley 30 Comment
  CAS-BOT-BC168562  Atriplex cordulata Lowell Ahart 1982-10-11 3861 Butte About 1/10 mile south-east of the Gray Lodge Headquarters, Gray Lodge, about 12 miles south-west of Gridley 35 Comment
  CHSC37114  Atriplex cordulata L. Ahart; M. S. Taylor 1982-10-11 3861 Butte Ca. 0.1 mi se of Graylodge HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC46867  Atriplex cordulata Vernon Oswald 1989-9-6 3987 Butte Gray Lodge Wildlife Area just s of Rutherford Rd at Parking Area 5. 19 Comment
  CHSC61028  Atriplex cordulata Vernon H. Oswald 1993-7-29 5728 Butte Gray Lodge Wildlife Management Area W of Gridley, W side of levee road ca. 100 ft S of Parking Lot 5 on Rutherford Rd., 0.5 mi W of Pennington Rd. 21 Comment
  CHSC61029  Atriplex cordulata Vernon H. Oswald 1993-7-29 5734 Butte Gray Lodge Wildlife Management Area W of Gridley, on the W sid o f a levee road and on the S side of Rutherford Rd. just E of the headquarters complex, ca. 1.75 mi W of Pennington Rd. 19 Comment
  JEPS90671  Atriplex cordulata Vernon H. Oswald 1993-7-29 5728 Butte w of Gridley (Gray Lodge Wildlife Management Area, w side of levee road, 100 ft s of Parking Lot 5 on Rutherford Road, 0.5 mi w of Pennington Road); Gray Lodge Wildlife Management Area 21 Comment
  JEPS90672  Atriplex cordulata Vernon H. Oswald 1993-7-29 5734 Butte w of Gridley (Gray Lodge Wildlife Management Area, w side of levee road and on s side of Rutherford Road, just e of headquarters complex, 1.75 mi w of Pennington Road); Gray Lodge Wildlife Management Area 19 Comment
  JEPS90674  Atriplex cordulata Dean W. Taylor 1993-8-31 14079 Butte Sacramento Valley, Gray Lodge State Wildlife Area (Westside Zone), 120 m s of Rutherford Rd and public shooting parking lot #5, 1.5 mi e of refuge headquarters Gray Lodge State Wildlife Area; Sacramento Valley, Gray Lodge State Wildlife Area 21 Comment
  CHSC46262  Atriplex depressa Vernon Oswald 1989-4-20 3746 Butte Gray Lodge Wildlife Area, S side of Rutherford Rd at Parking Area 5. 19 Comment
  CHSC61034  Atriplex depressa Vernon H. Oswald 1993-7-29 5729 Butte Gray Lodge Wildlife Management Area W of Gridley, W side of levee road ca. 100 ft S of Parking Lot 5 on Rutherford Rd., 0.5 mi W of Pennington Rd. 21 Comment
  CHSC34171  Atriplex heterosperma L. Ahart 1981-9-10 3149 Butte Along the edge of ditch near entrance to Graylodge Waterfowl Mgmt HQ w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37077  Atriplex heterosperma L. Ahart 1982-9-9 3766 Butte On sides of deep ditch, near water line on bare soil, ca. 100 m n of the check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC46869  Atriplex heterosperma Vernon Oswald 1989-9-6 3988 Butte Gray Lodge Wildlife Area just w of Parking Area 2. 19 Comment
  CHSC52804  Atriplex heterosperma Lowell Ahart 1981-11-6 3219 Butte Found on good soil and along the sides of the deep ditch, near the entrance to the Gray Lodge Waterfowl Management HQ, just w of Pennington Rd, ca 12 mi sw of Gridley. 35 Comment
  UC1191306  Atriplex heterosperma Herbert L. Mason, Verne Grant 1946-8-14 13034 Butte canal near big pond Sacramento Outing Club (Butte Sink); canal nr big pond on Sacramento Outing Club, Butte Sink Comment
  UCR88748  Atriplex heterosperma Lowell Ahart 1981-11-6 3221 Butte Sacramento Valley, Gray Lodge, c. 12 mi. SW of Gridley. Deep ditch on north side of road near entrance to waterfowl management area headquarters 35 Comment
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Jan 6 2008
  CAS-BOT-BC172670  Atriplex lentiformis Lowell Ahart 1981-11-6 3217 Butte Gray Lodge, south-west of Gridley 35 Comment
  CAS-BOT-BC172671  Atriplex lentiformis Lowell Ahart 1981-9-10 3144 Butte Gray Lodge, SW of Gridley 35 Comment
  CAS-BOT-BC172673  Atriplex lentiformis Lowell Ahart 1981-7-26 3008 Butte 0.1 mile west of Pennington Road on dirt road that lead to the Gray Lodge Waterfowl Management Headquarters, ca 12 miles southwest of Gridley 35 Comment
  CAS-BOT-BC311786  Atriplex lentiformis Lowell Ahart 1981-11-6 3217 Butte Gray Lodge, south-west of Gridley 35 Comment
  CHSC34024  Atriplex lentiformis L. Ahart 1981-7-26 3008 Butte A little e of the dirt rd, ca. 1 mi nw of Pennington Rd, on the n branch rd that leads to hunter parking areas, ca. 1/2 mi ne of the Graylodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34124  Atriplex lentiformis L. Ahart 1981-9-10 3144 Butte Near the entrance to the Gray Lodge Waterfowl Mgmt HQ, w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34770  Atriplex lentiformis L. Ahart 1981-11-6 3217 Butte Near entrance to Graylodge Waterfowl Mgmt HQ, just w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  UCD97511  Atriplex lentiformis Lowell Ahart 1981-11-6 3217 Butte Gray Lodge, south-west of Gridley. Comment
  RSA592536  Atriplex lentiformis subsp. lentiformis S. O. Mattoon 1976-8-13 3 Butte Grey Lodge National Wildlife Refuge, West of Gridley. 46 Comment
  CHSC61032  Atriplex minuscula Vernon H. Oswald 1993-7-29 5735 Butte Gray Lodge Wildlife Management Area W of Gridley, on the W side of a levee road and on the S side of Rutherford Rd. just E of the headquarters complex, ca. 1.75 mi W of Pennington Rd. 19 Comment
  JEPS90589  Atriplex minuscula Dean W. Taylor 1993-8-31 14076 Butte 120 m s Rutherford Road (and (as depicted on the refuge map) public shooting parking lot no. 5, ca. 1.5 mi e of refuge headquarters); Sacramento Valley, Pennington 7.5' USGS 21 Comment
  JEPS90593  Atriplex minuscula Vernon H. Oswald 1993-7-29 5735 Butte on w side of a levee road and on s side of Rutherford Rd. just e headquarters complex (ca. 1.75 mi w of Pennington Rd., w of Gridley); Gray Lodge Wildlife Management Area 19 Comment
  JEPS90594  Atriplex minuscula Vernon H. Oswald 1993-7-29 5729 Butte w side of levee road ca 100 ft s Parking Lot 5 on Rutherford Rd. (0.5 mi w of Pennington Rd., w of Gridley); Gray Lodge Wildlife Management Area 21 Comment
  UCD97614  Atriplex prostrata L. Ahart 1982-10-11 3855 Butte west of check-in station, Graylodge Wildlife Refuge, 12 miles SW of Gridley. Comment
  CHSC34049  Atriplex rosea L. Ahart 1981-7-26 3006 Butte On the sides of a large deep ditch near the dirt rd, 1/10 mi w of Pennington Rd on the dirt rd, 1/10 mi w of Pennington Rd on the dirt rd that leads to the Gray Lodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34772  Atriplex rosea Lowell Ahart 1981-11-6 3220 Butte Near the entrance to the Gray Lodge Waterfowl Mangement Headquarters, just west of Pennington Road, about 12 miles south-west of Gridley. 35 Comment
  CAS-BOT-BC311784  Atriplex serenana Lowell Ahart 1981-11-6 3218 Butte Gray Lodge, south-west of Gridley 35 Comment
  CHSC34050  Atriplex serenana L. Ahart 1981-7-26 3007 Butte Along edge of dirt rd, 1/10 mi w of Pennington Rd on the dirt rd that lead to the Gray Lodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34771  Atriplex serenana L. Ahart 1981-10-6 3218 Butte Near entrance to Graylodge Waterfowl Mgmt HQ, just w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC45553  Atriplex serenana Lowell Ahart 1977-7-24 1493 Butte On the Gray Lodge Waterfowl Management Area, about 12 miles southwest of Gridley. 30 Comment
  UCD97780  Atriplex serenana Lowell Ahart 1981-11-6 3218 Butte Gray Lodge; south-west of Gridley. 35 Comment
  CAS-BOT-BC176601  Atriplex serenana var. serenana Lowell Ahart 1981-11-6 3218 Butte Gray Lodge, south-west of Gridley 35 Comment
  CAS-BOT-BC176602  Atriplex serenana var. serenana Lowell Ahart 1981-9-10 3145 Butte Gray Lodge, SW of Gridley 35 Comment
  CAS-BOT-BC176604  Atriplex serenana var. serenana Lowell Ahart 1981-7-26 3007 Butte 0.1 mile west of Pennington Road on dirt road that lead to the Gray Lodge Waterfowl Management Headquarters, ca 12 miles southwest of Gridley 35 Comment
  CAS-BOT-BC176606  Atriplex serenana var. serenana Lowell Ahart 1977-7-24 s.n. Butte Gray Lodge, 10 miles southwest of Gridley 30 Comment
  CHSC48286  Atriplex serenana var. serenana Vernon Oswald 1983-6-28 779 Butte Graylodge Waterfowl Management Area in Parking Lot 4. Comment
  CHSC61036  Atriplex subtilis Vernon H. Oswald 1993-7-29 5730 Butte Gray Lodge Wildlife Management Area W of Gridley, W side of levee road ca. 100 ft S of Parking Lot 5 on Rutherford Rd., 0.5 mi W of Pennington Rd. 21 Comment
  JEPS90625  Atriplex subtilis Dean W. Taylor 1993-8-31 14076 Butte 120 m s Rutherford Road (and (as depicted on the refuge map) public shooting parking lot no. 5, (Pennington 7 1/2 USGS quadrangle, 1973 edition), ca. 1.5 mi e of refuge hq.); Sacramento Valley, Gray Lodge State Wildlife Area (Westside 21 Comment
  JEPS90626  Atriplex subtilis Vernon H. Oswald 1993-7-29 5730 Butte w side of levee rd. ca. 100 ft s Parking Lot 5 on Rutherford Road (0.5 mi w of Pennington Rd., w of Gridley); Gray Lodge Wildlife Management Area 21 Comment
  JEPS90627  Atriplex subtilis Dean W. Taylor 1993-8-31 14076 Butte 120 m s Rutherford Road (and (as depicted on the refuge map) public shooting parking lot no. 5, (Pennington 7 1/2 USGS quadrangle, 1973 edition), ca. 1.5 mi e of refuge hq.); Sacramento Valley, Gray Lodge State Wildlife Area (Westside 21 Comment
  JEPS90628  Atriplex subtilis Dean W. Taylor 1993-8-31 14076 Butte 120 m s Rutherford Road (and (as depicted on the refuge map) public shooting parking lot no. 5, (Pennington 7 1/2 USGS quadrangle, 1973 edition), ca. 1.5 mi e of refuge hq.); Sacramento Valley, Gray Lodge State Wildlife Area (Westside 21 Comment
  JEPS90629  Atriplex subtilis Dean W. Taylor 1993-8-31 14076 Butte 120 m s Rutherford Road (and (as depicted on the refuge map) public shooting parking lot no. 5, (Pennington 7 1/2 USGS quadrangle, 1973 edition), ca. 1.5 mi e of refuge hq.); Sacramento Valley, Gray Lodge State Wildlife Area (Westside 21 Comment
  CHSC34048  Atriplex triangularis L. Ahart 1981-7-26 3005 Butte On the sides of a large deep ditch near the dirt rd, 1/10 mi w of Pennington Rd on the dirt rd that leads to the Graylodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34170  Atriplex triangularis L. Ahart 1981-9-10 3146 Butte On wet soil along the edge of a ditch near entrance to Graylodge Waterfowl Mgmt HQ, w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34769  Atriplex triangularis L. Ahart 1981-11-6 3221 Butte On sides of a deep ditch, on n side of rd near the entrance to Graylodge Waterfowl Mgmt HQ, just w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37085  Atriplex triangularis L. Ahart 1982-10-11 3856 Butte On the sides of deep ditches, along shaded adges of roads, in low damp places, w of the check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37086  Atriplex triangularis L. Ahart; M. S. Taylor 1982-10-11 3855 Butte On the sides of a deep ditch, w of check-in station, Graylodge Wildlife Refuge, ca. 12 mi s wof Gridley. 35 Comment
  CHSC45554  Atriplex triangularis Lowell Ahart 1981-11-6 3221 Butte Growing along the sides of a deep ditch, near the entrance to the Gray Lodge Waterfowl Management Area, west of Pennington Road, about 12 miles southwest of Gridley. 30 Comment
  CHSC47126  Atriplex triangularis Vernon H. Oswald 1989-10-18 4025 Butte West Liberty Road along north boundary of Gray Lodge Wildlife Area, 0.8 mi w of Pennington Rd. 19 Comment
  UC1490564  Atriplex triangularis Lowell Ahart 1981-11-6 3221 Butte about 12 mi sw Gridley (just w of Pennington Road, n side of road near the entrance to the Gray Lodge Waterfowl Management Headquarters); Gray Lodge Waterfowl Management, sw of Gridley 35 Comment
  CAS-BOT-BC146134  Avena barbata Lowell Ahart 1982-4-23 3319 Sutter Sierra Nevada. West of the Myers Home, Myers Ranch, Sutter Buttes. 50 Comment
  CDA34273  Azolla filiculoides L. Ahart 2009-10-8 16412 Butte About 20 yards east of Parking Lot 13, Gray Lodge Waterfowl Management Area. Approximately, 7 miles (air) southwest of Gridley. Comment
  CHSC113304  Azolla filiculoides Lowell Ahart 2014-4-9 19338 Butte Bottom of a drying deep pond, about 50 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC36303  Azolla filiculoides M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4370 Butte Ca. 1/2 mi s of HQ on Graylodge Waterfowl Refuge, ca. 12 mi sw of Gridley. 19 Comment
  CHSC64060  Azolla filiculoides B. Castro; L. P. Janeway, M. Halterman, C. Pidgeon 1987-10-17 247 Butte Graylodge Waterfowl Management Area, ca. 0.5 mi NW of the headquarters. 20 Comment
  CHSC79632  Azolla filiculoides Lowell Ahart 2001-1-26 8718 Butte On the east side of the parking lot, on the north side of Rutherford Road, about 1/4 mile west of Pennington Road, Gray Lodge Waterfowl Management Area, about 6 miles (air) southwest of Gridley. 21 Comment
  JEPS102437  Azolla filiculoides Lowell Ahart 2011-1-26 8718 Butte On the east side of the parking lot, on the north side of Rutherford Road, about 1/4 mile west of Pennington Road, Gray Lodge Waterfowl Management Area, about 6 miles (air) SW of Gridley. 21 Comment
  JEPS116119  Azolla filiculoides Lowell Ahart 2009-10-8 16412 Butte In a deep large ditch, on the east side of the road, about 20 yards east of Parking Lot 13, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley 19 Comment
  JEPS122266  Azolla filiculoides Lowell Ahart 2014-4-9 19338 Butte West end of Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  RSA755370  Azolla filiculoides Lowell A. Ahart 2009-10-8 16412 Butte In a deep large ditch on the east side of the road, about 20 yards east of Parking Lot 13, Gray Lodge Waterfowl Management Area, about 7 air miles southwest of Gridley. 20 Comment
  CAS-BOT-BC66254  Azolla mexicana M. S. Taylor; L. Ahart 1982-10-11 5162 Butte Pennington quad. Graylodge Wildlife Refuge, m side of Rutherford Rd, ca. 1/2 mi e of Pennington Rd, 21 Comment
  CAS-BOT-BC66255  Azolla mexicana M. S. Taylor; L. Ahart; J. Jokerst 1982-4-28 4370 Butte Pennington quad., ca. 1/2 mi s of HQ on Graylodge Waterfowl Refuge, ca. 12 mi sw of Gridley 19 Comment
  GH376895  Azolla mexicana Steven Ela 1975-1-1 Unknown Graylodge State Waterfowl Area Comment
  GH376896  Azolla mexicana Steven Ela 1974-1-1 Unknown Graylodge State Waterfowl Area Comment
  CHSC103016  Azolla microphylla Lowell Ahart 2009-10-8 16412 Butte In a deep large ditch, on the east side of the road, about 20 yards east of Parking Lot 13, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  POM312949  Azolla microphylla Herbert L. Mason, Verne Grant 1946-8-14 13018 Butte Canal near big pond on Sacramento Outing Club, Butte sink. Comment
  UC1101613  Azolla microphylla Herbert L. Mason and Verne Grant 1946-8-14 13018 Butte canal near big pond on Sacramento Outing Club Butte Sink Comment
  CAS-BOT-BC98008  Baccharis pilularis Lowell Ahart 1981-11-6 3225 Butte Gray Lodge, south-west of Gridley 35 Comment
  CHSC34781  Baccharis pilularis subsp. consanguinea Lowell Ahart 1981-11-6 3225 Butte On S side of rd, a little E of Graylodge Waterfowl Mgmt HQ, ca. 1/2 mi W of Pennington Rd, ca. 12 mi SW of Gridley. 35 Comment
  UCD129435  Baccharis pilularis subsp. consanguinea Lowell Ahart 1981-11-6 3225 Butte Gray Lodge, south-west of Gridley. 35 Comment
  CAS-BOT-BC98185  Baccharis salicifolia Gordon H. True 1971-4-8 6450 Butte Gray Lodge Wildlife Area, Valley Grassland, 7 miles southwest of Gridley. 24 Comment
  CHSC34114  Bassia hyssopifolia L. Ahart 1981-9-10 3148 Butte Along the edge of a ditch near the entrance to the Graylodge Waterfowl Mgmt HQ, w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34774  Bassia hyssopifolia L. Ahart 1981-11-6 3222 Butte On banks of deep ditch, n side of rd near entrance to Graylodge Waterfowl Mgmt HQ, just w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC46870  Bassia hyssopifolia Vernon Oswald 1989-9-6 3979 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch). Soil piled in a waste area along the main north-south ranch road ca. 0.5 mi n of Gridley-Colusa Hwy. 18 Comment
  CHSC48288  Bassia hyssopifolia Vernon Oswald 1983-6-28 780 Butte Graylodge Waterfowl Management Area near Parking Lot 16. Comment
  UCD97523  Bassia hyssopifolia Lowell Ahart 1981-11-6 3222 Butte Gray Lodge, south-west of Gridley. 35 Comment
  UCD97590  Bassia hyssopifolia M. S. Taylor; L. Ahart 1982-10-11 5145 Butte Graylodge Wildlife Refuge, near checking station, sw jct of Pennington and Rutherford Rds, ca. 12 mi sw of Gridley. 21 Comment
  CAS-BOT-BC102073  Bidens frondosa Lowell Ahart 1982-10-11 3857 Butte west of the check-in-station, Gray Lodge, about 12 miles south-west of Gridley 35 Comment
  UC1192175  Bidens frondosa Herbert L. Mason and Verne Grant 1946-9-4 13108 Butte 833 Canal, West Gridley Road, Butte Sink Butte Sink, 833 Canal, West Gridley Road Comment
  CHSC111169  Bidens tripartita Lowell Ahart 2013-6-18 18802 Butte About 20 yards east of Parking Lot 16, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS120856  Bidens tripartita Lowell Ahart 2013-6-18 18802 Butte About 20 yards E of Parking Lot 16, Gray Lodge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  RSA0036989  Bidens tripartita Lowell A. Ahart 2013-6-18 18802 Butte Drained bottom of a duck field, about 20 yards east of Parking Lot 16, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  UC1100844  Bolboschoenus fluviatilis Herbert L. Mason, Verne Grant 1946-8-14 13017 Butte canal near big pond on Sacramento Outing Club (Butte Sink); , on Sacramento Outing Club Comment
  CAS-BOT-BC75484  Bolboschoenus glaucus M. S. Taylor 1982-5-22 4503 Butte Graylodge Waterfowl Refuge, in vicinity of parking lot 6, on Rutherford Road. 21 Comment
  CHSC36548  Bolboschoenus glaucus L. Ahart 1982-7-10 3675 Butte Duck pond, ca. 1/2 mi se of Headquarters, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC36842  Bolboschoenus glaucus M. S. Taylor 1982-5-22 4503 Butte Graylodge Waterfowl Refuge, in vicinity of parking lot 6, on Rutherford Rd, ca. 1/2 mi e of its jct with Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC45122  Bolboschoenus glaucus Vernon Oswald 1985-5-8 1751 Butte Graylodge Waterfowl Management Area near Parking Lot #5 on Rutherford Rd. Comment
  CAS-BOT-BC31373  Bolboschoenus maritimus Herbert L. Mason 1945-9-19 12731 Butte Gray Lodge Game Refuge, NW of Pennington. Comment
  UC1100853  Bolboschoenus maritimus Herbert L. Mason 1945-9-19 12734 Butte nw Pennington (Gray Lodge Game Refuge); , nw of Pennington Comment
  UC1100854  Bolboschoenus maritimus Herbert L. Mason 1945-9-19 12733 Butte nw Pennington; Gray Lodge Game Refuge Comment
  UC1100857  Bolboschoenus maritimus Herbert L. Mason 1945-9-19 12731 Butte nw Pennington (Gray Lodge Game Refuge); , nw of Pennington Comment
  CAS-BOT-BC75492  Bolboschoenus maritimus subsp. paludosus Lowell Ahart 1981-11-6 3226 Butte Gray Lodge, southwest of Gridley. 35 Comment
  CHSC34780  Bolboschoenus maritimus subsp. paludosus L. Ahart 1981-11-6 3226 Butte Small ditch, w of parking area, e of Graylodge Waterfowl Mgmt HQ, ca. 1/4 mi w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  UCD140017  Bolboschoenus maritimus subsp. paludosus Lowell Ahart 1981-11-6 3226 Butte Gray Lodge, south-west of Gridley. 35 Comment
  UC1101410  Brasenia schreberi Herbert L. Mason and Verne Grant 1946-8-14 13015 Sutter Sacramento Outing Club Butte Sink (canal near big pond); , Sacramento Outing Club Comment
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Mar 22 2011
  CHSC113380  Brassica nigra Lowell Ahart 2014-4-9 19336 Butte West edge of Pennington Road, at the intersection of Pennington Road and Colusa Highway, about 6 miles west of Gridley. 22 Comment
  CHSC35315  Brassica nigra L. Ahart 1982-3-13 3252 Butte Along edge of dirt rd to Graylodge HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC38022  Brassica nigra R. E. Preston 1982-4-4 218 Butte On bank of levee; on s side of Rutherford Rd, ca. 0.7 mi w of Pennington Rd, Gray Lodge State Wildlife Area. 21 Comment
  JEPS122267  Brassica nigra Lowell Ahart 2014-4-9 19336 Butte West edge of Pennington Road, at intersection of Pennington Road and Colusa Highway, about 5 miles west of Gridley. Comment
  CHSC113296  Brassica rapa Lowell Ahart 2014-4-9 19330 Butte Rice field, near the pump, on the north side of Colusa Highway, about 4/10 of a mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. 22 Comment
  CAS-BOT-BC100478  Brickellia californica Lowell Ahart 1982-9-9 3788 Sutter about 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC100481  Brickellia californica Lowell Ahart 1983-8-27 4344 Sutter South of Myers Ranch, Sutter Buttes 50 Comment
  UCD129628  Brickellia californica L. Ahart 1982-9-9 3788 Sutter 3/4 mile south of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC145278  Briza minor Lowell Ahart 1982-4-23 3309 Sutter Sierra Nevada. Along cow trails, west of Myers home, Myers Ranch. Sutter Buttes. 50 Comment
  CAS-BOT-BC145536  Briza minor Lowell Ahart 1982-4-29 3391 Butte Sierra Nevada. A little west of the sign in station, Gray Lodge, ca. 12 miles southwest of Gridley. 36 Comment
  CHSC47605  Briza minor Lowell Ahart 1982-4-23 3309 Sutter West of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UCD57387  Briza minor L. Ahart 1982-4-29 3391 Butte Graylodge Wildlife Refuge. A little W of check-in station. Ca. 12 miles SW of Gridley. 35 Comment
  CHSC37153  Brodiaea elegans L. Ahart 1982-5-30 3496 Sutter Ca. 3/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC155653  Bromus diandrus Lowell Ahart 1982-4-23 3312 Sutter Sierra Nevada. Sutter Buttes. Myers Ranch. West of Myers home. 50 Comment
  CHSC36228  Bromus diandrus L. Ahart 1982-4-23 3312 Sutter W of Myers house, Myers Ranch, Sutter Buttes. 50 Comment
  RSA0036010  Bromus diandrus George K. Helmkamp 2013-3-9 20159 Sutter North Butte Road, 0.4 mile west of its junction with West Butte Road, NW foot of Sutter Buttes 24 Comment
  UCR250180  Bromus diandrus George K. Helmkamp 2013-3-9 20159 Sutter Northern Sacramento Valley, North Butte Road, 0.4 mile west of its junction with West Butte Road, NW foot of Sutter Buttes 24 Comment
  CAS-BOT-BC155242  Bromus hordeaceus Lowell Ahart 1982-4-23 3316 Sutter Sierra Nevada. West of Myers home, Myers Ranch. Sutter Buttes. 50 Comment
  CHSC47608  Bromus hordeaceus Lowell Ahart 1982-4-23 3316 Sutter West of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC47609  Bromus madritensis subsp. rubens Lowell Ahart 1982-4-23 3338 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CAS-BOT-BC161692  Bromus rubens Lowell Ahart 1982-4-23 3338 Sutter Sierra Nevada. Sutter Buttes. About 0.25 mile west of Myers home, Myers Ranch. 50 Comment
  CAS-BOT-BC161625  Bromus sterilis Lowell Ahart 1986-5-26 5317 Sutter About 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, and about 3 miles southwest of Pennington. Sutter Buttes. 45 Comment
  CAS-BOT-BC161626  Bromus sterilis Lowell Ahart 1982-5-30 3482 Sutter Sierra Nevada. Ca. 0.25 mile west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37248  Bromus sterilis L. Ahart 1982-5-30 3482 Sutter Along banks of a wash, ca. 1/4 mi w of Myers home, ca. Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC438617  Calandrinia ciliata Lowell Ahart 1982-4-23 3328 Sutter On the wooded east slope of the ridge west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC114988  Callitriche marginata Lowell Ahart 2015-4-28 20062 -A Butte 50 yards southeast of Parking Lot 1, about 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  CHSC113302  Capsella bursa-pastoris Lowell Ahart 2014-4-9 19326 Butte Rice field road, near the pump, on the north side of Colusa Highway, about 4/10 of a mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. 22 Comment
  CHSC36240  Capsella bursa-pastoris L. Ahart 1982-4-23 3341 Sutter On sides of a cow trail, ca. 1/2 mi w of Myers home, near the missle base, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS122272  Capsella bursa-pastoris Lowell Ahart 2014-4-9 19326 Butte On the north side of Colusa Highway, about 4/10 mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. Comment
  CHSC113301  Cardamine oligosperma Lowell Ahart 2014-4-9 19335 Butte West edge of Pennington Road, at the intersection of Pennington Road and Colusa Highway, about 6 miles west of Gridley. 22 Comment
  CHSC113283  Carduus pycnocephalus subsp. pycnocephalus Lowell Ahart 2014-4-9 19333 Butte West edge of Pennington Road, at the intersection of Pennington Road and Colusa Highway, about 6 miles west of Gridley. 22 Comment
  JEPS122273  Carduus pycnocephalus subsp. pycnocephalus Lowell Ahart 2014-4-9 19333 Butte West edge of Pennington Road, at intersection of Pennington Road and Colusa Highway, about 5 miles west of Gridley. Comment
  CHSC46996  Carex praegracilis Vernon Oswald 1988-4-26 3281 Butte Gray Lodge Waterfowl Management Area, just s of Rutherford Rd., 0.5 mi w of Pennington Rd. 21 Comment
  CHSC77822  Carex praegracilis Lowell Ahart 2000-4-27 8331 Butte In the field on the east side of Pennington Road, about 100 feet north of Rutherford Road, Gray Lodge Waterfowl Management Area, about 6 miles (air) southwest of Gridley. 21 Comment
  CHSC77823  Carex praegracilis Lowell Ahart 2000-4-27 8330 Butte On the cut bank on the west side of Pennington Road, about 400 feet north of Rutherford Road, Gray Lodge Waterfowl Management Area, about 6 miles (air) southwest of Gridley. 21 Comment
  JEPS100491  Carex praegracilis Lowell Ahart 2000-4-27 8330 Butte On the cut bank on the west side of Pennington Road, about 400 feet north of Rutherford Road, Gray Lodge Waterfowl Management Area, about 6 miles (air) southwest of Gridley 21 Comment
  JEPS104628  Carex praegracilis Lowell Ahart 2000-4-27 8330 Butte On the cut bank on the west side of Pennington Road, about 400 feet north of Rutherford Road, Gray Lodge Waterfowl Management Area, about 6 miles (air) SW of Gridley. 21 Comment
  JEPS98415  Carex praegracilis Lowell Ahart 2000-4-27 8331 Butte 6 air miles SE of Gridley (E side of Pennington Road, 100 ft N of Rutherford Road,); Gray Lodge Waterfowl Management Area 21 Comment
  UC1537179  Carex praegracilis Gordon H. True Jr. 1936-3-26 378 Butte Wild Goose Country Club Butte Creek 15 Comment
  CHSC90142  Castilleja attenuata Brian H. McMurtry 1979-4-6 2 Sutter North foothill Sutter Buttes, about 250 yds southwest of junction of Pennington Road and North Butte Road. Comment
  JEPS81481  Castilleja attenuata M. S. Taylor 1982-4-28 4355 Butte ca 12 mi sw Gridley (Graylodge Waterfowl Refuge, n side of Rutherford Rd, w of Pennington Rd); Pennington Quad. 21 Comment
  CHSC43948  Castilleja rubicundula subsp. rubicundula Vernon Oswald 1988-4-26 3284 Butte Gray Lodge Waterfowl Management Area, ca. 0.25 mi s of Rutherford Rd., 0.5 mi w of Pennington Rd. 21 Comment
  CHSC43963  Castilleja rubicundula subsp. rubicundula V. Oswald 1988-5-25 3340 Butte Gray Lodge Waterfowl Management Area, ca. 0.25 mi s of Rutherford Rd., 0.5 mi w of Pennington Rd. 21 Comment
  CHSC61027  Casuarina equisetifolia Vernon H. Oswald 1993-7-29 5731 Butte Gray Lodge Wildlife management Area W of Gridley, S side of Rutherford Rd. at Parking Lot 4, ca. 1.5 mi W of Pennington Rd. 19 Comment
  CAS-BOT-BC271504  Centromadia parryi subsp. rudis Lowell Ahart 1981-5-16 2803 Butte Gray Lodge Waterfowl Management Area, 11 miles southwest of Gridley, Sutter Buttes Area 35 Comment
  CAS-BOT-BC271506  Centromadia parryi subsp. rudis M. S. Taylor; L. Ahart 1982-5-28 4345 Butte Gray Lodge Waterfowl Management Area, N side of Ruthrford Road, ca. 1/8 mi W of its jct with Pennington Road at the checking station, ca. 12 miles southwest of Gridley 21 Comment
  CHSC46469  Centromadia parryi subsp. rudis Vernon Oswald 1989-6-26 3812 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch), ca. 0.25 mi n of the s gate. 18 Comment
  CHSC46470  Centromadia parryi subsp. rudis Vernon Oswald 1989-6-26 3814 Butte Gray Lodge Wildlife Area just s of Rutherford Rd at Parking Area 5. 19 Comment
  CHSC44871  Centromadia pungens Lowell Ahart 1977-7-24 1494 Butte On the Gray Lodge Wildlife Refuge, south-west of Gridley. 28 Comment
  CHSC48165  Centromadia pungens subsp. septentrionalis Vernon Oswald 1983-6-28 785 Butte Graylodge Waterfowl Management Area in Parking Lot 17. Comment
  CHSC36227  Cerastium glomeratum L. Ahart 1982-4-23 3311 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC35965  Ceratophyllum demersum M. S. Taylor 1982-5-22 4493 Butte Graylodge Waterfowl Refuge, in slough at end of West Liberty Rd, ca. 12 mi sw of Gridley. 19 Comment
  UC1101386  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1946-8-14 13044 Butte Butte Sink Comment
  CDA34264  Chamaesyce maculata L. Ahart 2009-10-8 16414 Butte About 20 yards northeast of Parking Lot 12,Gray Lodge Waterfowl Management Area. Approximately, 7 miles (air) southwest of Gridley. Comment
  CHSC102521  Chamaesyce maculata Lowell Ahart 2009-10-8 16414 Butte South of a large ditch, on the north side of the road, about 20 yards northeast of Parking Lot 12, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC37332  Chamaesyce maculata L. Ahart 1982-6-19 3587 Sutter At Myers home, Myers Ranch, Sutter Buttes. Around the home. 50 Comment
  JEPS115676  Chamaesyce maculata Lowell Ahart 2009-10-8 16414 Butte South of a large ditch, on the north side of the road, about 20 yards northeast of Parking Lot 12, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley 19 Comment
  CHSC34045  Chamaesyce serpillifolia subsp. serpillifolia L. Ahart 1981-7-26 3001 Butte Along the edge of the rd, 1/10 mi w of Pennington Rd on the dirt rd that leads to the Graylodge Waterfowl HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34046  Chenopodium album L. Ahart 1981-7-26 3004 Butte On the sides of a large deep ditch near the dirt road, 1/10 mi w of Pennington Rd on the dirt rd that leads to the Gray Lodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34768  Chenopodium album L. Ahart 1981-11-6 3223 Butte On good soil on west side of road near entrance to Graylodge Waterfowl Mgmt HQ, just w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  UC1191352  Chenopodium ambrosioides Herbert L. Mason and Verne Grant 1946-8-14 13026 Butte Sacramento Outing Club Butte Sink (canal near big pond) Comment
  POM312488  Chenopodium ambrosioides var. ambrosioides H. L. Mason, Verne Grant 1946-8-14 13026 Butte Canal near big pond on Sacramento Outing Club, Butte sink. Comment
  CHSC34047  Chenopodium murale L. Ahart 1981-7-26 3002 Butte On sides of large deep ditch near the dirt rd, 1/10 mi w of Pennington Rd on the dirt rd that leads to the Graylodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37163  Chenopodium murale L. Ahart 1982-6-19 3611 Sutter Around large barn, near the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC52805  Chenopodium murale Lowell Ahart 1981-11-6 3223 Butte On the w side of rd near entrance to Gray Lodge Waterfowl Mgmt HQ, just w of Pennington Rd, ca 12 mi sw of Gridley. 35 Comment
  CHSC39375  Chenopodium vulvaria L. Ahart 1983-8-27 4352 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes, west of Maryville. Near out buildings. 50 Comment
  CHSC34023  Cirsium vulgare L. Ahart 1981-7-26 3010 Butte 1/2 mi sw of the Graylodge Waterfowl Mgmt Area HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37305  Clarkia purpurea subsp. quadrivulnera L. Ahart 1982-5-30 3469 Sutter Near wash, where the rd crosses the wash, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC165680  Clarkia unguiculata Lowell Ahart 1982-5-30 3505 Sutter About 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC91536  Clematis lasiantha Lowell Ahart 1982-6-19 3601 Sutter Myers Ranch, Sutter Buttes. South of the south fence line, about 0.75 mile south of the Myers home. 50 Comment
  CHSC36290  Conium maculatum M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4357 Butte Graylodge Waterfowl Refuge roadsides, n side of Rutherford Rd, w of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC42577  Conium maculatum Vernon Oswald 1983-6-28 781 Butte Along roadways at Graylodge Waterfowl Management Area near Parking Lot 16. Comment
  CHSC35963  Convolvulus arvensis M. S. Taylor 1982-5-22 4499 Butte Graylodge Waterfowl Refuge, at end of West Liberty Rd, ca. 12 mi sw of Gridley. 19 Comment
  CHSC36291  Crassula aquatica M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4358 Butte Graylidge Waterfowl Refuge, n side of Rutherford Rd, w of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC37161  Crassula aquatica L. Ahart 1982-5-30 3486 Sutter Ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36970  Crassula tillaea M. S. Taylor; L. Ahart, J. D. Jokerst 1982-4-28 4372 Butte Graylodge Wildlife Refuge, around parking lot 5, ca. 1 mi s of HQ, ca. 12 mi sw of Gridley. 19 Comment
  CHSC46744  Crassula tillaea Lowell Ahart 1982-4-23 3345 Sutter West of Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC43960  Cressa truxillensis V. Oswald 1988-5-25 3338 Butte Pennington Rd. just south of W. Liberty Rd. on the edge of Gray Lodge Waterfowl Management Area. 21 Comment
  CHSC61043  Cressa truxillensis Vernon H. Oswald 1993-7-29 5737 Butte Gray Lodge Wildlife Management Area W of Gridley, 0.3 mi S of Rutherford Rd. on the first levee road E of the headquarters complex. 19 Comment
  CAS-BOT-BC190087  Crypsis schoenoides Herbert L. Mason 1945-9-19 12729 Butte Gray Lodge Game Refuge, northwest of Pennington. Comment
  CAS-BOT-BC190091  Crypsis schoenoides Lowell Ahart 1982-7-10 3672 Butte Sierra Nevada. On bottom of a dry duck pond, ca. 0.25 mile southeast of Gray Lodge Headquarters, ca. 13 miles southwest of Gridley. 35 Comment
  CAS-BOT-BC190093  Crypsis schoenoides Herbert L. Mason 1945-9-19 12729 Butte Gray Lodge Game Refuge, northwest of Pennington. Comment
  CAS-BOT-BC190141  Crypsis schoenoides Lowell Ahart 1982-10-15 3777 Sutter Sierra Nevada. Sutter Buttes. Ca. 1/8 mile south of the Myers home, Myers Ranch. 50 Comment
  CAS-BOT-BC190142  Crypsis schoenoides Lowell Ahart 1983-8-27 4347 Sutter Sierra Nevada. South of Myers Ranch, ca. 1 mile south of Myers Home. 50 Comment
  CHSC115369  Crypsis schoenoides Lowell Ahart 2015-4-24 20077 Butte Normal size plants, on dry to wet bare soil, bottom and sides (road edges) of a large duck field. 19 Comment
  CHSC36551  Crypsis schoenoides L. Ahart 1982-7-10 3672 Butte On the bottom of a duck pond, ca. 1/4 mi se of Headquarters, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37035  Crypsis schoenoides L. Ahart 1982-9-9 3777 Sutter On bottom of a wash ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  POM313218  Crypsis schoenoides H. L. Mason 1945-9-19 12729 Butte Gray Lodge Game Refuge, northwest of Pennington Comment
  RSA268077  Crypsis schoenoides J. R. Reeder, C. G. Reeder 1972-6-6 5658 Colusa ca. 8 miles W of Live Oak, one mile S of Wildlife Area headquarters. 183 Comment
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Aug 18 2014
  UC1100331  Crypsis schoenoides Herbert L. Mason and Verne Grant 1946-8-14 13037 Butte Sacramento Outing Club Butte Sink (canal near big pond) Comment
  UC1100332  Crypsis schoenoides Herbert L. Mason 1945-9-19 12729 Butte nw Pennington; Gray Lodge Game Refuge Comment
  UCD59826  Crypsis schoenoides H. L. Mason 1945-9-19 12729 Butte Gray Lodge Game Refuge, northwest of Pennington. Comment
  CAS-BOT-BC190169  Crypsis vaginiflora Lowell Ahart 1982-7-10 3673 Butte Sierra Nevada. Ca. 0.25 mile southeast of the Gray Lodge Headquarters, ca. 13 miles southwest of Gridley. 35 Comment
  CAS-BOT-BC190173  Crypsis vaginiflora Lowell Ahart 1982-9-9 3787 Sutter Sierra Nevada. Sutter Buttes. Ca. 0.75 mile south of Myeres Home, Myers Ranch. 50 Comment
  CHSC36534  Crypsis vaginiflora L. Ahart 1982-7-10 3673 Butte On bottom of dry pond, ca. 1/4 mi se of Headquarters, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  RSA268076  Crypsis vaginiflora J. R. Reeder, C. G. Reeder 1972-6-6 5657 Colusa ca. 8 miles W of Live Oak, one mile S of Wildlife Area headquarters. 183 Comment
  UC1100188  Crypsis vaginiflora Herbert L. Mason 1945-9-19 12735 Butte nw Pennington; Gray Lodge Game Refuge Comment
  CHSC61018  Cupressus arizonica subsp. arizonica Vernon H. Oswald 1993-7-29 5732 Butte Gray Lodge Wildlife Management Area W of Gridley, S side of Rutherford Rd. at Parking lot 4, ca. 1.5 mi W of Pennington Rd. 19 Comment
  CHSC61019  Cupressus macrocarpa Vernon H. Oswald 1993-7-29 5733 Butte Gray Lodge Wildlife Management Area W of Gridley, S side of Rutherford Rd. at Parking lot 4, ca. 1.5 mi W of Pennington Rd. 19 Comment
  CAS-BOT-BC224424  Cuscuta californica Herbert L. Mason; Verne Grant 1946-9-27 13132 Butte Butte Sink. Graylodge Game Refuge Comment
  CHSC55055  Cuscuta californica Lowell Ahart 1991-9-6 6711 Butte On the north side of Rutherford Road, about 1/8 mile west of Pennington Road, east of Parking Area 5, Gray Lodge Waterfowl Management Area, about 10 miles south-west of Gridley. 30 Comment
  RSA312628  Cuscuta californica H. L. Mason, Verne Grant 1946-9-27 13132 Butte Graylodge Game Refuge, Butte Sink Comment
  UC1191664  Cuscuta californica Herbert L. Mason and Verne Grant 1946-9-27 13132 Butte Graylodge Game Refuge Butte Sink Comment
  UC1586521  Cuscuta californica Lowell Ahart 1991-9-6 6711 Butte 10 mi sw Gridley (n side of Rutherford Road, .12 mi w of Pennington Road, e of Parking Area 5); Gray Lodge Waterfowl Management Area 30 Comment
  CHSC48360  Cuscuta californica var. californica V. Oswald 1988-5-25 3339 Butte Just nw of intersection of Pennington Rd. and Rutherford Rd. at Gray Lodge Waterfowl Management Area. 21 Comment
  UC1191662  Cuscuta obtusiflora var. glandulosa Herbert L. Mason and Verne Grant 1946-8-14 13021 Butte Sacramento Outing Club Butte Sink Comment
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Oct 6 2011
  CAS-BOT-BC114742  Cyperus difformis Herbert L. Mason 1945-9-19 12737 Butte Gray Lodge Game Refuge, NW of Pennington Comment
  CAS-BOT-BC114743  Cyperus difformis Herbert L. Mason; Verne Grant 1946-8-14 13024 Butte Canal near big pond on Sacramento Outing Club. Comment
  UC1100546  Cyperus difformis Herbert L. Mason 1945-9-19 12737 Butte n.w. Pennington (Gray Lodge Game Refuge); Gray Lodge Game Refuge Comment
  UC1100549  Cyperus difformis Herbert L. Mason and Verne Grant 1946-8-14 13024 Butte canal near big pond on Sacramento Outing Club; Butte Sink Comment
  CHSC37330  Cyperus eragrostis L. Ahart 1982-6-19 3597 Sutter Bottom of a small wash, ca. 3/4 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37531  Cyperus eragrostis M. S. Taylor; L. Ahart 1982-10-11 5157 Butte Graylodge Wildlife Refuge, ca. 1/4 mi s of Rutherford Rd, on rd to parking lot 5, ca. 1/4 mi se of HQ, 12 mi sw of Gridley. 19 Comment
  UC1100532  Cyperus eragrostis Herbert L. Mason and Verne Grant 1946-8-15 13050 Butte #833 Irrigation Ditch near caretaker's house Greylodge Game Refuge; Butte Sink, Greylodge Game Refuge Comment
  UC1100533  Cyperus eragrostis Herbert L. Mason and Verne Grant 1946-8-15 13049 Butte near caretaker's house Greylodge Game Refuge (#833 Irrigation Ditch); Butte Sink, Greylodge Game Refuge Comment
  UC1100535  Cyperus eragrostis Herbert L. Mason 1945-9-19 12736 Butte n.w. Pennington (Gray Lodge Game Refuge); Gray Lodge Game Refuge Comment
  UC1100538  Cyperus eragrostis Herbert L. Mason and Verne Grant 1945-7-10 12634 Butte n. of Marysville (marshes along Butte Creek, Butte Sink); Butte Sink, Grey Lodge Game Refuge Comment
  CHSC111174  Cyperus erythrorhizos Lowell Ahart 2013-6-18 18807 Butte About 60 yards west of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS120855  Cyperus erythrorhizos Lowell Ahart 2013-6-18 18807 Butte About 60 yards W of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  UC1100413  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-14 13036 Butte canal near big pond by Sacramento Outing Club; Butte Sink Comment
  UC1100468  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-14 13023 Butte canal near big pond by Sacramento Outing Club; Butte Sink Comment
  UC1100514  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-14 13022 Butte canal near big pond by Sacramento Outing Club; Butte Sink Comment
  UC1100518  Cyperus erythrorhizos Herbert L. Mason 1945-9-19 12738 Butte Gray Lodge Game Refuge n.w. Pennington; Gray Lodge Game Refuge Comment
  CHSC37082  Cyperus odoratus L. Ahart 1982-10-11 3854 Butte On bottom of deep ditch, w of check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CAS-BOT-BC114038  Cyperus squarrosus Lowell Ahart 1982-5-30 3477 Sutter Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37159  Cyperus squarrosus L. Ahart 1982-5-30 3477 Sutter On bottom of a small wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37327  Cyperus squarrosus L. Ahart 1982-6-19 3589 Sutter On bottom of a small dry wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC114204  Cyperus strigosus Lowell Ahart 1982-10-11 3854 Butte West of the check-in-station, Gray Lodge, ca. 12 mi SW of Gridley. 35 Comment
  CHSC37323  Daucus pusillus L. Ahart 1982-5-30 3479 Sutter Along small wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD127404  Daucus pusillus L. Ahart 1982-5-30 3479 Sutter ca. 1/4 mile west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36243  Delphinium variegatum L. Ahart 1982-4-23 3340 Sutter Ca. 3/4 mi w and near the n fence line, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45961  Delphinium variegatum subsp. variegatum Lowell Ahart 1982-4-23 3340 Sutter About 3/4 mile west and near the north fence line, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CAS-BOT-BC192656  Deschampsia danthonioides Lowell Ahart 1982-4-29 3398 Butte Ca. 0.75 mi. W of the sign-in station, Gray Lodge, ca. 12 mi. Sw of Gridley 35 Comment
  CAS-BOT-BC201655  Deschampsia danthonioides Lowell Ahart 1982-5-30 3481 Sutter Ca. 0.25 mi. W of Myers home, Myers Ranch. Sutter Buttes 50 Comment
  CHSC37303  Deschampsia danthonioides L. Ahart 1982-5-30 3481 Sutter Ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD62555  Deschampsia danthonioides Beecher Crampton 1962-4-17 6190 Sutter 4 miles west of Pennington, junction North Butte and West Butte Roads. Comment
  CAS-BOT-BC208612  Distichlis spicata Lowell Ahart 1977-7-24 1494 Butte Gray Lodge, 10 miles south-west of Gridley 30 Comment
  CAS-BOT-BC208613  Distichlis spicata Lowell Ahart 1981-5-16 2808 Butte Along the edge of the road, Gray Lodge Waterfowl Management Area, 11 miles SW of Gridley 35 Comment
  CHSC2141  Distichlis spicata H. Silberman; D. Isaac 1949-9-19 Butte Grey Lodge State Game Refuge. Comment
  CHSC33683  Distichlis spicata L. Ahart 1981-5-16 2808 Butte Along rd edge, Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC49538  Distichlis spicata Vernon Oswald 1987-8-17 3222 Butte Parking lot #18 on the tour route at Gray Lodge Waterfowl Management Area. 21 Comment
  CHSC45959  Dodecatheon clevelandii subsp. patulum Lowell Ahart 1984-3-24 4510 Sutter Sutter Buttes, Myers Ranch, about 1/4 mile west of the Myers home. 45 Comment
  CHSC115370  Downingia insignis Lowell Ahart 2015-4-24 20058 Butte Normal size plants, on dry to wet bare soil, bottom and sides (road edges) of a large duck field. 19 Comment
  CHSC33684  Downingia insignis L. Ahart 1981-5-16 2809 Butte Near rd on Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC33700  Downingia insignis L. Ahart 1981-4-6 2748 Butte In a depression se of Graylodge Waterfowl Mgmt Area HQ, ca. 8 mi sw of Gridley. 35 Comment
  CHSC48010  Downingia insignis Vernon Oswald 1985-5-8 1749 Butte Graylodge Waterfowl Management Area near Parking Lot #5 on Rutherford Rd. Comment
  CHSC75262  Downingia insignis Lowell Ahart 1999-5-21 8074 Butte On the sides and bottom of a drain ditch in a pasture field, on the east side of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS123830  Downingia insignis Lowell Ahart 2015-4-24 20058 Butte About 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  JEPS95868  Downingia insignis Lowell Ahart 1999-5-21 8074 Butte on the east side of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  UC1220999  Downingia ornatissima var. ornatissima Beecher Crampton 1962-4-17 6187 Sutter 4 mi w Pennington (junction North Butte and West Butte roads) Comment
  CHSC34788  Dysphania ambrosioides L. Ahart 1981-11-6 3224 Butte Near the parking area a little w of the Graylodge Waterfowl Mgmt HQ, ca. 3/4 mi w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC111170  Echinochloa crus-galli Lowell Ahart 2013-6-18 18803 Butte About 20 yards east of Parking Lot 16, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS120870  Echinochloa crus-galli Lowell Ahart 2013-6-18 18803 Butte About 20 yards E of Parking Lot 16, Gray Lodge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  UC1100267  Echinochloa crus-galli Herbert L. Mason 1945-9-19 12741 Butte nw of Pennington Gray Lodge Game Refuge Comment
  UC1100268  Echinochloa crus-galli Herbert L. Mason 1945-9-19 12740 Butte nw Pennington; Gray Lodge Game Refuge Comment
  CHSC34025  Echinodorus berteroi L. Ahart 1981-7-26 3014 Butte Ca. 1/2 mi s of the Gray Lodge Waterfowl Mgmt. HQ, ca. 12 mi sw of Gridley. 35 Comment
  POM313038  Echinodorus berteroi H. L. Mason, Verne Grant 1946-8-7 12989 Butte Gridley road N of Butte Sink. Comment
  UC1100138  Echinodorus berteroi Herbert L. Mason and Verne Grant 1946-8-7 12989 Butte Gridley rd. n. of Butte Sink Comment
  UC1100139  Echinodorus berteroi Herbert L. Mason and Verne Grant 1946-9-4 13107 Butte 833 Canal, W. Gridley Rd. Comment
  CHSC36968  Eclipta prostrata M. S. Taylor; L. Ahart 1982-10-11 5147 Butte Graylodge Wildlife Refuge, near checking station, sw jct of Pennington and Rutherford Rds, ca. 12 mi sw of Gridley. 21 Comment
  CDA5097  Elaeagnus angustifolia L. Ahart, M. G. Womack 2006-8-29 13239 Butte About 20 yards east of a large canal, about 100 yards north of the Headquarters, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). Comment
  CHSC94489  Elaeagnus angustifolia Lowell Ahart; Mike G. Womack 2006-8-29 13239 Butte About 20 yards east of a large canal, about 100 yards north of the Headquarters, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 20 Comment
  JEPS110471  Elaeagnus angustifolia Lowell Ahart, Mike G. Womack 2006-8-29 13239 Butte About 20 yards east of a large canal, about 100 yards north of the Headquarters, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area) 20 Comment
  RSA0011838  Elaeagnus angustifolia L. Ahart, Mike G. Womack 2006-8-29 13239 Butte About 20 yards east of a large canal, about 100 yards north of the Headquarters, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 20 Comment
  SBBG120012  Elaeagnus angustifolia L. Ahart 2006-8-29 13239 Butte ca. 100 yards N of the Headquarters, Gray Lodge Wildlife Area 20 Comment
  CHSC114971  Elatine Lowell Ahart 2015-3-31 19983 Butte Bottom of a large duck field, 50 yards north of Parking Lot 3, about one mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6-1/2 miles (air) southwest of Gridley. 19 Comment
  CHSC115324  Elatine Lowell Ahart 2015-4-24 20065 Butte Bottom of a large duck field, 50 yards north of Parking Lot 2, about 1 mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  CHSC115333  Elatine Lowell Ahart 2015-4-24 20071 Butte Normal size plants, on damp bare soil, bottom of a large duck field. 19 Comment
  CHSC115334  Elatine Lowell Ahart 2015-4-24 20070 Butte Normal size plants, on damp bare soil, bottom of a large duck field. 19 Comment
  CHSC115335  Elatine Lowell Ahart 2015-4-24 20069 Butte Normal size plants, on damp bare soil, bottom of a large duck field. 19 Comment
  CHSC115337  Elatine Lowell Ahart 2015-4-24 20067 Butte Normal size plants, on damp bare soil, bottom of a large duck field. 19 Comment
  CHSC115338  Elatine Lowell Ahart 2015-4-24 20066 Butte Normal size plants, on damp bare soil, bottom of a large duck field. 19 Comment
  CHSC115402  Elatine Lowell Ahart 2015-3-26 19964 Butte 50 yards north of Parking Lot 3, about one mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  JEPS123832  Elatine Lowell Ahart 2015-4-24 20067 Butte About 1 mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  JEPS123906  Elatine Lowell Ahart 2015-4-24 20069 Butte About 3/4 mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  JEPS124168  Elatine Lowell Ahart 2015-3-26 19964 Butte About one mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  JEPS124248  Elatine Lowell Ahart 2015-3-31 19983 Butte About 1 mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  POM312315  Elatine ambigua H. L. Mason, Verne Grant, C. T. Mason 1946-8-15 13052 Butte #833 Irrigation Ditch, near caretaker's house, Greylodge Game Refuge, Butte Sink. Comment
  UC1101555  Elatine ambigua Herbert L. Mason and Verne Grant 1946-8-15 13052 Butte near caretaker's house (833 Irrigation Ditch); Butte Sink, Greylodge Game Refuge Comment
  UC1101557  Elatine ambigua Herbert L. Mason 1946-8-15 13051 Butte near caretaker's house (#833 Irrigation Ditch); Butte Sink, Greylodge Game Refuge Comment
  CHSC113290  Elatine californica Lowell Ahart 2014-4-9 19349 Butte Bottom of shallow duck pond, south of Rutherford Road, about 1/4 mile southeast of the headquarters of the Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. 20 Comment
  CHSC114970  Elatine californica Lowell Ahart 2015-3-31 19984 Butte Bottom of a large duck field, about 200 yards north of Parking Lot 12, on the north side of the dirst road, about 1/8 mile south of Rutherford Road, Gray Lodge Wildlife Area, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC115401  Elatine californica Lowell Ahart 2015-3-26 19965 Butte About 200 yards northeast of Parking Lot 12, on the north side of the dirt road, about 1/8 mile south of Rutherford Road, Gray Lodge Wildlife Area, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS122284  Elatine californica Lowell Ahart 2014-4-9 19349 Butte South of Rutherford Road, about 1/4 mile southeast of the headquarters of the Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. Comment
  JEPS124216  Elatine californica Lowell Ahart 2015-3-26 19965 Butte About 1/8 mile south Rutherford Road, Gray Lodge Wildlife Area, about 7 miles (air) southwest of Gridley. Comment
  JEPS124225  Elatine californica Lowell Ahart 2015-3-31 19984 Butte About 1/8 mile south of Rutherford Road, Gray Lodge Wildlife Area, about 7 miles (air) southwest of Gridley. Comment
  CHSC45275  Elatine heterandra Vernon Oswald 1988-4-26 3282 Butte Gray Lodge Waterfowl Management Area, on the n side of Rutherford Rd., 0.5 mi w of Pennington Rd. 21 Comment
  CHSC36955  Elatine rubella M. S. Taylor; Lowell Ahart, J. Jokerst 1982-4-28 4356 Butte Graylodge Wildlife Refuge, n side of Rutherford Rd, ca. 1/2 mi w of its jct with Pennington Rd, ca 12 mi sw of Gridley. 21 Comment
  CAS-BOT-BC113637  Eleocharis acicularis Herbert L. Mason; Verne Grant 1945-7-19 12635 Butte Marshes along Butte Creek, north of Marysville Buttes, Grey Lodge Game Refuge. Comment
  CHSC115279  Eleocharis acicularis Lowell Ahart 2015-4-24 20062 Butte Bottom of a large duck field, 50 yards south east of Parking Lot 1, about 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Freshwater Marsh. 19 Comment
  JEPS123876  Eleocharis acicularis Lowell Ahart 2015-4-24 20062 Butte About 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  CHSC46300  Eleocharis coloradoensis Vernon Oswald 1989-5-23 3781 Butte Gray Lodge Wildlife Area, in the field se of the intersection of Rutherford Rd and the road to Parking Areas 12 and 13. 19 Comment
  CHSC102733  Eleocharis macrostachya Lowell Ahart 2009-7-4 15997 Butte On the bottom of a pond, on the west side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Watefowl Management Area, about 6 miles (air) southwest of Gridley. 21 Comment
  CHSC36972  Eleocharis macrostachya M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4368 Butte Graylodge Wildlife Refuge, s of parking lot 1, ca. 1/2 mi ne of Headquarters, ca. 12 mi sw of Gridley. 19 Comment
  CAS-BOT-BC213797  Elymus repens Lowell Ahart 1982-7-10 3668 Butte Found about 1/12 mile west of the Gray Lodge check in station and on the north side of the dirt road, about 12 miles southwest of Gridley 35 Comment
  CHSC36554  Elymus triticoides L. Ahart 1982-7-10 3668 Butte Ca. 1/12 mi e of checking station, Graylodge Wildlife Refuge Station, on n side of road. 35 Comment
  CHSC36547  Elytrigia pontica subsp. pontica L. Ahart 1982-7-10 3678 Butte Near dirt road, ca. 1/4 mi ne of Graylodge Wildlife Refuge Headquarters, ca. 12 mi sw of Gridley. 35 Comment
  CHSC24805  Epilobium brachycarpum E. L. Rilla 1976-9-18 29 Butte .5 mi s of Gridley Rd on Pennington Rd in the Gray Lodge Waterfowl Management Area. Bench Marker 72, 1 mi directly w of collection area. 21 Comment
  CHSC37083  Epilobium brachycarpum L. Ahart; M. S. Taylor 1982-10-11 3853 Butte W of checkin station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC33677  Epilobium campestre L. Ahart 1981-5-16 2805 Butte On the Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC34015  Epilobium ciliatum subsp. ciliatum L. Ahart 1981-7-26 3003 Butte On sides of large ditch near the dirt rd, 1/10 mi w of Pennington Rd on the dirt rd that leads to the Gray Lodge Waterfowl HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37112  Epilobium ciliatum subsp. ciliatum L. Ahart; M. S. Taylor 1982-10-11 3863 Butte Ca. 0.1 mi se of HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  UC1191712  Epilobium ciliatum subsp. ciliatum Herbert L. Mason and Verne Grant 1946-8-14 13035 Butte canal near big pond on Sacramento Outing Club; Butte Sink Comment
  UCD105646  Epilobium ciliatum subsp. ciliatum L. Ahart 1982-10-11 3863 Butte 1/10 mile SE of HQ, Graylodge Wildlife Refuge, ca. 12 miles SW of Gridley. 35 Comment
  CHSC75291  Epilobium cleistogamum Lowell Ahart 1999-5-21 8071 Butte Along a drain ditch in a pasture field, 50 yards north of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS95944  Epilobium cleistogamum Lowell Ahart 1999-5-21 8071 Butte 50 yards north of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  CHSC37152  Epilobium densiflorum L. Ahart 1982-5-30 3502 Sutter On bottom of a wash in the nw part of Myers Ranch, ca. 3/4 mi w of Myers home, Sutter Buttes. 50 Comment
  CHSC36555  Epilobium pygmaeum L. Ahart 1982-7-10 3669 Butte Ca. 1/4 mi se of Headquarters, Graylodge Wildlife Refuge, ca. 12 mi w of Gridley. In a duck pond. 35 Comment
  CHSC37242  Epilobium torreyi L. Ahart 1982-5-30 3456 Sutter Along edge of cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37037  Eremocarpus setiger L. Ahart 1982-9-9 3776 Sutter Wash ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37078  Erigeron bonariensis L. Ahart 1982-9-9 3771 Butte Ca. 100 m n of the check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37079  Erigeron canadensis L. Ahart 1982-9-9 3770 Butte Ca. 100 m n of the check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  UCD100878  Eriogonum roseum L. Ahart 1982-9-9 3790 Sutter 3/4 mile south of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC301455  Eriophyllum lanatum var. grandiflorum Lowell Ahart 1982-5-30 3507 Sutter About 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC36239  Erodium botrys L. Ahart 1982-4-23 3331 Sutter On wooded slopes of ridge w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36280  Erodium brachycarpum L. Ahart 1982-4-23 3307 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36278  Erodium moschatum L. Ahart 1982-4-23 3302 Sutter Near fence and cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37150  Eryngium castrense L. Ahart 1982-5-30 3498 Sutter Near the fence line, (you can see the missile base), ca. 3/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC1114143  Eschscholzia lobbii Gene B. Newcomb and H. G. Baker 1959-3-28 225 Sutter 14.6 mi e Meridian (on West Butte Road via Pass Road); Sutter Buttes 30 Comment
  CHSC37708  Eucalyptus camaldulensis M. S. Taylor 1982-5-22 4494 Butte In Graylodge Wildlife Refuge, at end of Liberty Rd, ca. 12 mi sw of Gridley. 19 Comment
  CAS-BOT-BC310669  Euthamia occidentalis Lowell Ahart 1982-10-11 3860 Butte About 1/10 mile south-east of the Gray Lodge Headquarters, Gray Lodge, about 12 miles south-west of Gridley 35 Comment
  CDA34255  Euthamia occidentalis L. Ahart 2009-10-8 16413 Butte About 20 yards northeast of Parking Lot 12,Gray Lodge Waterfowl Management Area. Approximately, 7 miles (air) southwest of Gridley. Comment
  CHSC102534  Euthamia occidentalis Lowell Ahart 2009-10-8 16413 Butte On the south edge of a large ditch, on the north side of the road, about 20 yards northeast of Parking Lot 12, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC37087  Euthamia occidentalis L. Ahart; M. S. Taylor 1982-10-11 3860 Butte Ca. 0.1 mi se of Graylodge HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  JEPS115677  Euthamia occidentalis Lowell Ahart 2009-10-8 16413 Butte On the south edge of a large ditch, on the north side of the road, about 20 yards northeast of Parking Lot 12, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley 19 Comment
  RSA755369  Euthamia occidentalis L. Ahart 2009-10-8 16413 Butte On the south edge of a deep large ditch on the north side of the road, about 20 yards northeast of Parking Lot 12, Gray Lodge Waterfowl Management Area, about 7 air miles southwest of Gridley. 20 Comment
  CHSC52366  Festuca arundinacea J. D. Jokerst; L. Ahart, M. S. Taylor 1982-4-29 1547 Butte In the Grey Lodge Waterfowl Management Area, roadside. Comment
  CHSC52486  Festuca arundinacea J. D. Jokerst 1982-6-29 1546 B Butte Along the edges of various roads in the area. Grey Lodge Waterfowl Management Area, ca. 1/2 mile west of the headquarters on access road. Comment
  UCR249929  Festuca myuros George K. Helmkamp 2013-3-9 20163 Sutter Northern Sancramento Valley, North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  CHSC113277  Festuca myuros var. hirsuta Lowell Ahart 2014-4-9 19331 Butte West edge of Pennington Road, at the intersection of Pennington Road and Colusa Highway, about 6 miles west of Gridley. 22 Comment
  JEPS122270  Festuca myuros var. hirsuta Lowell Ahart 2014-4-9 19331 Butte West edge of Pennington Road, at intersection of Pennington Road and Colusa Highway, about 5 miles west of Gridley. Comment
  CHSC115368  Festuca myuros var. myuros Lowell Ahart 2015-4-24 20060 Butte On the sides (road edges) of a large duck field, 50 yards southeast of Parking Lot 1, about 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  CAS-BOT-BC53860  Frangula californica subsp. tomentella Lowell Ahart 1982-6-19 3612 Sutter Sutter Buttes - Myers Ranch - about 1/4 mile north and along the dirt road that leads to the Myers home 50 Comment
  UCD112757  Frangula californica subsp. tomentella L. Ahart 1982-6-19 3612 Sutter protected by a rock fence 1/2 mile north and along dirt road that leads to Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC54322  Frankenia salina Vernon H. Oswald 1991-6-16 4665 Butte West Liberty Rd, 1.0 mile west of Pennington Rd, on the north edge of Gray Lodge. Roadside. 20 Comment
  CHSC36264  Galium aparine L. Ahart 1982-4-23 3330 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37235  Galium parisiense L. Ahart 1982-5-30 3465 Sutter Where the road crosses, ca. 1/8 mi W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37236  Gastridium phleoides L. Ahart 1982-5-30 3471 Sutter On and along cow trails ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  HSC92440  Gastridium phleoides L. Ahart 1982-5-30 3471 Sutter 1/4 mi. W jof the Myers home, Myers Ranch, Sutter Buttes 46 Comment
  CAS-BOT-BC283836  Gastridium ventricosum Lowell Ahart 1982-5-30 3471 Sutter On and along cow trails ca 0.25 mile W of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC36245  Geranium carolinianum L. Ahart 1982-4-24 3372 Sutter On wooded ridge sw ca. 1/4 mi of the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC113300  Geranium dissectum Lowell Ahart 2014-4-9 19341 Butte Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC113303  Geranium dissectum Lowell Ahart 2014-4-9 19328 Butte Rice field road, near the pump, on the north side of Colusa Highway, about 4/10 of a mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. 22 Comment
  CHSC36292  Geranium dissectum M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4353 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, ca. 1/8 mi w of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  JEPS122280  Geranium dissectum Lowell Ahart 2014-4-9 19341 Butte West end of Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  CHSC36230  Geranium molle L. Ahart 1982-4-23 3318 Sutter Near cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45448  Gilia tricolor Lowell Ahart 1982-4-23 3342 Sutter On the ridge overlooking the missile base to the west, about 1/2 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC113305  Gnaphalium palustre Lowell Ahart 2014-4-9 19343 Butte Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC115367  Gnaphalium palustre Lowell Ahart 2015-4-24 20076 Butte On the sides of a large duck field, 50 yards southeast of Parking Lot 1, about 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  CHSC37317  Gnaphalium palustre L. Ahart 1982-5-30 3455 Sutter Edge of a cow trail, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC34779  Grindelia camporum var. camporum L. Ahart 1981-11-6 3228 Butte Along edge of road that leads to Graylodge Waterfowl Mgmt HQ, ca. 1/4 mi w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC44190  Grindelia camporum var. camporum Vernon Oswald 1988-7-7 3610 Butte Gray Lodge Waterfowl Management Area; near Rutherford Rd., 0.75 mi w of Pennington Rd. 21 Comment
  CHSC46860  Grindelia camporum var. camporum Vernon Oswald 1989-9-6 3980 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch). Between the ranch road and Little Dry Creek, ca. 0.4 mi n of Gridley-Colusa Hwy. 18 Comment
  CAS-BOT-BC304994  Grindelia hirsutula Lowell Ahart 1982-6-19 3605 Sutter About 1/2 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC75336  Hainardia cylindrica Lowell Ahart 1999-5-21 8067 Butte In a pasture, 50 yards north of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS95865  Hainardia cylindrica Lowell Ahart 1999-5-21 8067 Butte 50 yards north of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  SACT000814  Heleochloa schoenoides Herbert Mason 1945-9-19 Butte Secondary growth resulting from flooding land, northwest of Pennington. Comment
  CHSC36557  Helianthus annuus L. Ahart 1982-7-10 3663 Butte In parking area of checking station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37032  Helianthus bolanderi L. Ahart 1982-9-9 3772 Sutter Along banks of wash s of the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC33215  Heliotropium curassavicum R. E. Preston 1981-6-19 98 Butte Gray Lodge State Wildlife Area, ca. 14.5 km ssw of Gridley. At side of road near edge of water, on levee, ca. 100 m w of Headquarters. 20 Comment
  CHSC34012  Heliotropium curassavicum L. Ahart 1981-7-26 3000 Butte Along edge of the rd, 1/10 mi w of Pennington Rd on the dirt rd that leads to the Gray Lodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37036  Heliotropium curassavicum L. Ahart 1982-9-9 3775 Sutter Bottom of wash, ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37311  Heliotropium curassavicum L. Ahart 1982-5-30 3462 Sutter On a gravel bar along small wash where rd crosses, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC47989  Heliotropium curassavicum Vernon Oswald 1983-6-28 778 Butte Graylodge Waterfowl Management Area in Parking Lot 4. Comment
  CHSC34021  Helminthotheca echioides L. Ahart 1981-7-26 3009 Butte A little e of the dirt rd, ca. 1 mi nw of Pennington Rd, on the n branch rd that leads to hunter parking area s, ca. 1/2 mi nw of Graylodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC45698  Helminthotheca echioides Vernon Oswald 1983-6-28 783 Butte Graylodge Waterfowl Management Area near Parking Lot 16. Along the edge of ponds in the refuge. Comment
  CHSC37075  Hemizonia congesta subsp. luzulifolia L. Ahart 1982-9-9 3768 Butte On sides of deep ditch, ca. 100 m n of check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC33681  Hemizonia pungens subsp. septentrionalis L. Ahart 1981-5-16 2803 Butte On Gray Lodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  POM312837  Heteranthera dubia H. L. Mason, Verne Grant 1946-8-14 13041 Butte Butte Sink Comment
  UC1100978  Heteranthera dubia Herbert L. Mason and Verne Grant 1946-8-14 13041 Butte Butte Sink Comment
  UCD139990  Heteranthera dubia Herbert L. Mason; Verne Grant 1946-8-14 13041 Butte Butte Sink. Comment
  CHSC37160  Heterocodon rariflorum L. Ahart 1982-5-30 3478 Sutter Ca. 1/4 mi w of Meyers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC47397  Heterocodon rariflorum Lowell Ahart 1982-5-30 3478 Sutter Growing on the sides of a small wash, about 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UCD149868  Hibiscus lasiocarpos var. occidentalis William Anderson 1964-8-9 s.n. Butte Gridley-Colusa Rd. Comment
  CAS-BOT-BC55316  Hirschfeldia incana Lowell Ahart 1982-6-19 3604 Sutter About 0.5 mile south of the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC280824  Hordeum Lowell Ahart 1981-5-16 2744 Butte Along edge of the road on the Gray Lodge Waterfowl Management Area, 11 mi. SW of Gridley 35 Comment
  CAS-BOT-BC284987  Hordeum depressum Lowell Ahart 1981-5-16 2807 Butte Gray Lodge Waterfowl Management Area, 11 mi. SW of Gridley 35 Comment
  CHSC33682  Hordeum depressum L. Ahart 1981-5-16 2807 Butte Along edge of rd in Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC33703  Hordeum depressum L. Ahart 1981-4-6 2744 Butte A little se of Graylodge Waterfowl Mgmt Area HQ, ca. 8 mi sw of Gridley. 35 Comment
  CHSC46275  Hordeum depressum Vernon Oswald 1989-4-20 3747 Butte Gray Lodge Wildlife Area, field on s side of Rutherford Rd and e side of the road to Parking Areas 12 and 13. 19 Comment
  CHSC53988  Hordeum depressum Vernon H. Oswald 1991-4-25 4533 Butte West Liberty Rd, 0.8 mi west of Pennington Rd, on the north edge of Gray Lodge Wildlife Area. Bordering the road near the PG and E Substation. 20 Comment
  HSC92444  Hordeum depressum L. Ahart 1981-5-16 2807 Butte Gray Lodge Waterfowl Management Area, 12 mi. SW of Gridley 30 Comment
  HSC92445  Hordeum depressum L. Ahart 1981-4-6 2744 Butte SE of the Gray Lodge Headquarters, 12 mi. SW of Gridley 30 Comment
  CAS-BOT-BC285081  Hordeum marinum subsp. gussoneanum Lowell Ahart 1982-5-30 3459 Sutter Ca. 1/8 mi. W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC285090  Hordeum marinum subsp. gussoneanum Lowell Ahart 1982-4-29 3397 Butte Ca. 0.75 mi. W of the sign-in station, Gray Lodge, ca. 12 mi. SW of Gridley 35 Comment
  CHSC37238  Hordeum marinum subsp. gussoneanum L. Ahart 1982-5-30 3459 Sutter Along cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC46105  Hordeum marinum subsp. gussoneanum L. Ahart; M. S. Taylor, J. D. Jokerst 1982-4-29 1537 Butte Grey Lodge Waterfowl Management Area, N. side of Rutherford Rd. ca 100 met. W. of Pennington Rd. Comment
  HSC92443  Hordeum marinum subsp. gussoneanum L. Ahart 1982-5-30 3459 Sutter About 1/8 mi. W of Myers home, Myers Ranch, Sutter Buttes. Comment
  UCD85770  Hordeum marinum subsp. gussoneanum L. Ahart 1982-4-29 3397 Butte Graylodge Wildlife Refuge. Ca. 3/4 miles W of check-in station. Ca. 12 miles SW of Gridley. 35 Comment
  UCD85771  Hordeum marinum subsp. gussoneanum L. Ahart 1982-5-30 3459 Sutter Sutter Buttes. Myers Ranch, ca. 1/8 miles W of Myers home. 50 Comment
  CAS-BOT-BC282026  Hordeum murinum subsp. leporinum Lowell Ahart 1982-4-23 3315 Sutter Near cow trails, W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC47618  Hordeum murinum subsp. leporinum Lowell Ahart 1982-4-23 3315 Sutter Near cow trails, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC36277  Hypochaeris glabra L. Ahart 1982-4-23 3304 Sutter Near cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC57745  Isoetes nuttallii Lowell Ahart 1984-3-24 4511 Sutter about 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC46180  Isoetes nuttallii Lowell Ahart 1984-3-24 4511 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC113367  Juncus bufonius var. bufonius Lowell Ahart 2014-4-9 19339 Butte Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC36969  Juncus bufonius var. bufonius M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4366 Butte Graylodge Wildlife Refuge, s of parking lot 1, ca. 1/2 mi ne of Headquarters, ca. 12 mi sw of Gridley. 19 Comment
  CHSC44648  Juncus bufonius var. bufonius J. D. Jokerst 1982-4-29 1539 Butte Grey Lodge n of and adjacent to Rutherford Rd. ca 100 m w of Pennington Rd. Comment
  CHSC47532  Juncus bufonius var. bufonius Lowell Ahart 1982-4-23 3293 Sutter On the west part of the Myers Ranch, Sutter Buttes. 45 Comment
  JEPS122278  Juncus bufonius var. bufonius Lowell Ahart 2014-4-9 19339 Butte West end of Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  UCD141410  Juncus bufonius var. bufonius L. Ahart 1982-5-30 3501 Sutter on the northwest part of the Myers home, Myers Ranch, Sutter Buttes. 150 Comment
  CHSC37151  Juncus bufonius var. congestus L. Ahart 1982-5-30 3501 Sutter On bottom and sides of a small wash on nw part of Myers Ranch, ca. 3/4 mi w of Myers home, Sutter Buttes. 50 Comment
  CHSC71104  Juncus bufonius var. congestus Lowell Ahart 1998-5-2 7957 Butte Graded north side of Evens Reimer Road, about 1/4 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS94875  Juncus bufonius var. congestus Lowell Ahart 1998-5-2 7957 Butte about 5 air mi sw of Gridley (n side of Evans Reimer Road, about 1/4 mi e of Pennington Road); Evans Reimer Road 21 Comment
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  CDA30217  Juncus usitatus L. Ahart 2009-7-4 15999 Butte On the side of a large shalow pond, on the west side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Watefowl Management Area, about 6 miles (air) southwest of Gridley Comment
  CHSC102731  Juncus usitatus Lowell Ahart 2009-7-4 15999 Butte On the side of a pond, on the west side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Watefowl Management Area, about 6 miles (air) southwest of Gridley. 21 Comment
  CHSC111175  Juncus usitatus Lowell Ahart 2013-6-18 18808 Butte About 60 yards west of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 miles (air) southest of Gridley. 19 Comment
  HSC100776  Juncus usitatus Lowell Ahart 2009-7-4 15999 Butte W side of gravel road, ~100 yd. S of parking lot 3, Gray Lodge Waterfowl Management Area, 6 (air) mi. SW of Gridley. 21 Comment
  JEPS115986  Juncus usitatus Lowell Ahart 2009-7-4 15999 Butte On the side of a pond, on the west side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Watefowl Management Area, about 6 miles (air) southwest of Gridley 21 Comment
  JEPS120888  Juncus usitatus Lowell Ahart 2013-6-18 18808 Butte Duck field 60 yards W of Parking Lot 14, Gray Ladge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  RSA755420  Juncus usitatus L. Ahart 2009-7-4 15999 Butte West side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Waterfowl Management Area, about 6 air miles southwest of Gridley. 21 Comment
  CHSC46287  Kochia scoparia Vernon Oswald 1989-5-15 3768 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch). On the ranch road just s of the lighted parking area near the south gate. 18 Comment
  CHSC37528  Lactuca saligna M. S. Taylor; L. Ahart 1982-10-11 5151 Butte Graylodge Wildlife Refuge, near check-in station, sw jct of Pennington and Rutherford Rds, ca. 12 mi sw of Gridley. 21 Comment
  CHSC37154  Lagophylla glandulosa L. Ahart 1982-5-30 3494 Sutter Near cow trails, (you can see the missile base), ca. 1/2 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC341722  Lagophylla ramosissima Lowell Ahart 1982-5-30 3494 Sutter About 1/2 mile west of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC341723  Lagophylla ramosissima Lowell Ahart 1982-5-30 3489 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37301  Lagophylla ramosissima L. Ahart 1982-5-30 3489 Sutter Bottom of a small wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC96595  Lamium amplexicaule Lowell Ahart 2007-3-12 13592 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley. 21 Comment
  JEPS113138  Lamium amplexicaule Lowell Ahart 2007-3-12 13592 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley 21 Comment
  CAS-BOT-BC354125  Lasthenia fremontii Gordon H. True 1971-4-8 6442 Butte Gray Lodge Wildlife Area, Valley Grassland, 7 miles SW of Gridley. 24 Comment
  CHSC46248  Lasthenia glabrata subsp. glabrata Vernon Oswald 1989-4-10 3733 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch), between the ranch road and Little Dry Creek near the s gate on Gridley-Colusa Hwy. 18 Comment
  CHSC103014  Lemna minuta Lowell Ahart 2009-10-8 16410 Butte On the south side of the road, about 50 yards east of Parking Lot 15, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS116084  Lemna minuta Lowell Ahart 2009-10-8 16410 Butte On the south side of the road, about 50 yards east of Parking Lot 15, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley 19 Comment
  CHSC35633  Lepidium dictyotum R. E. Preston 1982-4-4 216 Butte Dirt road on dike, Gray Lodge State Wildlife Area, ca. 0.3 mi w of Headquarters. 20 Comment
  UCD115254  Lepidium dictyotum R. E. Preston 1982-4-4 216 Butte Gray Lodge State Wildlife Area, ca. 0.3 mi w of Headquarters. 20 Comment
  CHSC46256  Lepidium dictyotum var. acutidens Vernon Oswald 1989-4-20 3744 Butte Gray Lodge Wildlife Area, s side of Rutherford Rd and w side of the road to Parking Areas 12 and 13. 19 Comment
  CHSC46257  Lepidium dictyotum var. acutidens V. Oswald; L. Janeway 1989-4-17 3736 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch), between the ranch road and Little Dry Creek near the s gate on Gridley-Colusa Hwy. 18 Comment
  CHSC46254  Lepidium dictyotum var. dictyotum Vernon Oswald 1989-4-20 3744 Butte Gray Lodge Wildlife Area, s of Rutherford Rd at Parking Area 5. 19 Comment
  CHSC46255  Lepidium dictyotum var. dictyotum Vernon Oswald 1989-4-10 3731 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch), between the ranch road and Little Dry Creek near the s gate on Gridley-Colusa Hwy. 18 Comment
  CAS-BOT-BC89698  Lepidium latifolium Lowell Ahart 1982-7-10 3667 Butte Gray Lodge chek in station parking area, about 12 miles southwest of Gridley. 35 Comment
  CAS-BOT-BC89699  Lepidium latifolium Lowell Ahart 1981-9-10 3143 Butte Gray Lodge, southwest of Gridley. 35 Comment
  CHSC34169  Lepidium latifolium L. Ahart 1981-9-10 3143 Butte Near the entrance to the Graylodge Waterfowl Mgmt HQ w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC48335  Lepidium latifolium Vernon Oswald 1983-6-28 787 Butte Graylodge Waterfowl Management Area, in Parking Lot #3. Comment
  NY76545  Lepidium latifolium L. Ahart 1981-9-10 3143 Butte Near entrance to Gray Lodge Waterfowl Management Headquarters, west of Pennington Road, ca 1 mile southwest of Gridley, Valley Grassland 35 Comment
  RSA500419  Lepidium latipes Vernon H. Oswald, L. P. Janeway 1989-4-17 3735 Butte Butte Sink Wildlife Area (W portion of Schohr Ranch), between the ranch road and Little Dry Creek near the S gate on Gridley-Colusa Hwy. 18 Comment
  CHSC46258  Lepidium latipes var. latipes V. Oswald; L. Janeway 1989-4-17 3735 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch), between the ranch road and Little Dry Creek near the s gate on Gridley-Colusa Hwy. 18 Comment
  CAS-BOT-BC12663  Lepidium nitidum Lowell Ahart 1982-4-23 3314 Sutter Myers Ranch, Sutter Buttes. West of Myers home. 50 Comment
  CHSC33705  Lepidium perfoliatum L. Ahart 1981-4-6 2742 Butte Along edge of rd a little w of Gray Lodge Waterfowl Mgmt Area HQ, ca. 8 mi sw of Gridley. 35 Comment
  CHSC48336  Lepidium perfoliatum Vernon Oswald 1985-5-8 1748 Butte In Parking Lot #15 w of the Headquarters at Graylodge Waterfowl Management Area. Comment
  CAS-BOT-BC12845  Lepidium pinnatifidum Lowell Ahart 1982-7-10 3664 Butte Gray Lodge check in station, about 12 miles southwest of Gridley. Parking area. 35 Comment
  CAS-BOT-BC12846  Lepidium pinnatifidum Lowell Ahart 1981-7-26 3013 Butte Gray Lodge, southwest of Gridley. 35 Comment
  CHSC102965  Lepidium pinnatifidum Lowell Ahart 2009-7-4 16001 Butte On the south side of the paved road, southeast of parking lot 4, Gray Lodge Waterfowl Management Area, about 6 miles (air) southwet of Gridley. 21 Comment
  CHSC33262  Lepidium pinnatifidum R. E. Preston 1981-6-19 95 Butte At roadside, 300 m w of Headquarters, Gray Lodge State Wildlife Area, ca. 13.5 km ssw of Gridley. 20 Comment
  CHSC34026  Lepidium pinnatifidum L. Ahart 1981-7-26 3013 Butte Ca. 1/2 mi s of the Gray Lodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC35756  Lepidium pinnatifidum R. E. Preston 1982-6-9 298 Butte At the edges of a dirt road; ca. 1/2 mi nw of HQ, Gray Lodge State Wildlife Area, ca. 8 mi sw of Gridley. 20 Comment
  CHSC45097  Lepidium pinnatifidum L. Ahart 1982-7-10 3664 Butte Around parking area at checking station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC48337  Lepidium pinnatifidum Vernon Oswald 1983-6-28 784 Butte Graylodge Waterfowl Management Area near Parking Lot 16. On roadways in the refuge. Comment
  JEPS115725  Lepidium pinnatifidum Lowell Ahart 2009-7-4 16001 Butte On the south side of the paved road, southeast of parking lot 4, Gray Lodge Waterfowl Management Area, about 6 miles (air) southwet of Gridley 21 Comment
  UCD115856  Lepidium pinnatifidum L. Ahart 1982-7-10 3664 Butte Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  UCD115866  Lepidium pinnatifidum M. S. Taylor; L. Ahart 1982-10-11 5154 Butte Graylodge Wildlife Refuge, ca. 1/4 mi s of Rutherford Rd, on rd to parking lot 5, ca. 1/4 mi se of HQ, 12 mi sw of Gridley. 19 Comment
  CHSC35634  Lepidium strictum R. E. Preston 1982-4-4 217 Butte Dirt road on dike, Gray Lodge State Wildlife Area, ca. 0.3 mi w of Headquarters. 20 Comment
  CHSC47384  Lepidium strictum Lowell Ahart 1982-4-24 3350 Sutter In the center of the dirt road that leads to the gravel pit, about 1/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  SACT001406  Leptochloa fascicularis Herbert Mason 1945-9-19 Butte Stem rooting at nodes from plants in flooded area, northwest of pennington. Comment
  UC1100304  Leptochloa fascicularis Herbert L. Mason and Verne Grant 1946-8-14 13038 Butte Sacramento Outing Club Butte Sink (canal near big pond) Comment
  UC1100307  Leptochloa fascicularis Herbert L. Mason 1945-9-19 12730 Butte nw Pennington; Gray Lodge Game Refuge Comment
  UC1586502  Leptochloa fascicularis Lowell Ahart 1991-7-20 6666 Sutter on e side of West Butte Rd. about 1/2 mi s North Butte Road 21 Comment
  CAS-BOT-BC273948  Leptochloa fusca subsp. fascicularis Lowell Ahart 1983-10-11 3858 Butte West of the check-in station, Gray Lodge, about 12 mi. SW of Gridley 35 Comment
  CAS-BOT-BC273950  Leptochloa fusca subsp. fascicularis Herbert L. Mason 1945-9-19 12730 Butte Gray Lodge Game Refuge, northwest of Pennington Comment
  CAS-BOT-BC273955  Leptochloa fusca subsp. fascicularis Herbert L. Mason 1945-9-19 12730 Butte Gray Lodge Game Refuge, northwest of Pennington Comment
  CHSC37084  Leptochloa fusca subsp. fascicularis L. Ahart; M. S. Taylor 1982-10-11 3858 Butte Bottom of a ditch, w of check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC54575  Leptochloa fusca subsp. fascicularis Lowell Ahart 1991-7-20 6666 Sutter On the east side of West Butte Road, about 1/2 mile south of North Butte Road. 21 Comment
  POM313213  Leptochloa fusca subsp. fascicularis H. L. Mason 1945-9-19 12730 Butte Gray Lodge Game Refuge, northwest of Pennington Comment
  UCD63845  Leptochloa fusca subsp. fascicularis H. L. Mason 1945-9-19 12730 Butte Gray Lodge Game Refuge, northwest of Pennington. Comment
  CHSC37156  Leptosiphon ciliatus L. Ahart 1982-5-30 3491 Sutter Near cow trails, w of Myers home ca. 1.8 mi, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45948  Leptosiphon filipes Lowell Ahart 1982-4-24 3375 Sutter On a ridge about 1/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC115336  Limosella acaulis Lowell Ahart 2015-4-24 20068 Butte Normal size plants, on damp bare soil, bottom of a large duck field. 19 Comment
  JEPS123907  Limosella acaulis Lowell Ahart 2015-4-24 20068 Butte About 3/4 mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  CAS-BOT-BC342503  Logfia gallica Lowell Ahart 1982-6-19 3603 Sutter About 1/2 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37309  Logfia gallica L. Ahart 1982-5-30 3460 Sutter Field, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC283565  Lolium multiflorum Lowell Ahart 1982-5-30 3484 Sutter Ca 0.25 mile W of the Myers home, Myers Ranch 50 Comment
  UCD95026  Lolium multiflorum L. Ahart 1982-5-30 3484 Sutter Sutter Buttes. Myers Ranch, ca. 1/4 mile W of Myers home. 50 Comment
  CAS-BOT-BC126714  Lolium perenne Lowell Ahart 1982-5-30 3457 Sutter Ca. 1/8 mi. W of the Myers Home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37240  Lolium perenne L. Ahart 1982-5-30 3457 Sutter Along cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC271075  Lolium temulentum Lowell Ahart 1982-5-30 3474 Sutter On the bottom of a small, rocky floored wash, ca. 0.25 mi. W of Myers home, Myers Ranch, Sutte Buttes, Sierra Nevada 50 Comment
  CHSC37237  Lolium temulentum L. Ahart 1982-5-30 3474 Sutter Wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD66040  Ludwigia hexapetala B. J. Grewell 2005-10-13 05- 37 -LU Butte Upper Butte Wildlife Area, Little Dry Creek Unit, Dept of Fish and Game, Colusa - Gridley Hwy. 20 Comment
  CHSC25320  Ludwigia peploides subsp. peploides Hayes; Warner, Schlising 1977-8-23 46 Butte Found in canal at Gray Lodge State Wildlife Refuge. 50 Comment
  CHSC61054  Ludwigia peploides subsp. peploides Vernon H. Oswald 1993-7-29 5736 Butte Gray Lodge Wildlife Management Area W of Gridley, 0.3 mi S of Rutherford Rd. on the first levee road E of the headquarters complex. In a drainage ditch. 19 Comment
  UC1191767  Ludwigia peploides subsp. peploides Herbert L. Mason and Verne Grant 1946-8-14 13019 Butte canal near big pond on Sacramento Outing Club; Butte Sink, Sacramento Outing Club Comment
  UCD66034  Ludwigia peploides subsp. peploides B. J. Grewell; R. McKee 2006-8-17 06- 42 -LU Butte Gray Lodge Wildlife Area north of Sutter Buttes. 21 Comment
  UCD66035  Ludwigia peploides subsp. peploides B. J. Grewell; R. McKee 2006-8-17 06- 43 -LU Butte Gray Lodge Wildlife Area north of Sutter Buttes. 22 Comment
  UCD78323  Ludwigia peploides subsp. peploides B. J. Grewell; Steve Cordes 2005-9-9 05- 24 -LU Butte Gray Lodge Wildlife Management Area, north of Sutter Buttes 20 Comment
  CAS-BOT-BC198373  Lupinus albifrons Lowell Ahart 1986-5-26 5314 Sutter Along the banks of a small stream, about 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, about 3 miles south-west of Pennington, Sutter Buttes 45 Comment
  CHSC46155  Lupinus nanus var. vallicola Lowell Ahart 1982-4-24 3357 Sutter Growing near the dirt road that leads to the gravel pit, about 1/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC36233  Lupinus polycarpus L. Ahart 1982-4-23 3313 Sutter Nea cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC33674  Lupinus succulentus L. Ahart 1981-5-16 2806 Butte In Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CAS-BOT-BC329254  Lupinus vallicola Lowell Ahart 1982-4-24 3357 Sutter Myers Ranch, Sutter Buttes. Near the dirt road that leads to the gravel pit, about 0.25 mi SW of the Myers home. 50 Comment
  CDA30014  Lycium barbarum L. Ahart 2009-7-4 16000 Butte At parking lot 32, Gray Lodge Waterfowl Management Area, ~ 6 air miles SW of Gridley. Comment
  CHSC102975  Lycium barbarum Lowell Ahart 2009-7-4 16000 Butte Under the palm trees, at parking lot 2, Gray Lodge Waterfowl Management Area, about 6 miles (air) southwest of Gridley. 22 Comment
  UC1191829  Lycopus americanus Herbert L. Mason and Verne Grant 1946-8-14 13025 Butte canal near big pond on Sacramento Outing Club Comment
  CHSC46308  Lythrum californicum Vernon Oswald 1989-5-23 3780 Butte Gray Lodge Wildlife Area just s of Rutherford Rd at Parking Area 5. 19 Comment
  CHSC36354  Lythrum hyssopifolia M. S. Taylor 1982-5-22 4502 Butte Graylodge Waterfowl Refuge, near lot 6, on Rutherford Rd, ca. 1/2 mi e of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC37315  Lythrum hyssopifolia L. Ahart 1982-5-30 3458 Sutter Along cow trails, near the fence, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC111173  Lythrum tribracteatum Lowell Ahart 2013-6-18 18806 Butte About 60 yards west of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC54341  Lythrum tribracteatum Lowell Ahart 1991-5-20 6655 Butte On the north side of Rutherford Road, Gray Lodge Waterfowl Management Area, about 1/4 mile west of Pennington Road, about 10 miles south-west of Gridley. 19 Comment
  CHSC54342  Lythrum tribracteatum Lowell Ahart 1991-6-5 6659 Butte On the north side of Rutherford Road, Gray Lodge Waterfowl Management Area, about 1/4 mile west of Pennington Road, about 10 miles south-west of Gridley. 19 Comment
  CHSC75289  Lythrum tribracteatum Lowell Ahart 1999-5-21 8073 Butte On the sides and bottom of a drain ditch in a pasture field, on the east side of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS120854  Lythrum tribracteatum Lowell Ahart 2013-6-18 18806 Butte About 60 yards E of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  JEPS95946  Lythrum tribracteatum Lowell Ahart 1999-5-21 8073 Butte on the east side of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  UC1586543  Lythrum tribracteatum Lowell Ahart 1991-6-5 6659 Butte about 10 mi sw of Gridley (about 1/4 mi w of Pennington Road, on n side of Rutherford Road, Gray Lodge Waterfowl Management Area); Gray Lodge Waterfowl Management Area, Rutherford Road 19 Comment
  UC1586554  Lythrum tribracteatum Lowell Ahart 1991-5-20 6655 Butte about 10 mi sw of Gridley (about 1/4 mi w of Pennington Road, on n side of Rutherford Road, Gray Lodge Waterfowl Management Area); Gray Lodge Waterfowl Management Area, Rutherford Road 19 Comment
  UC1175010  Madia elegans P. C. Everett and E. K. Balls 1959-10-20 23902 Sutter near Pennington (n of Marysville Buttes) 27 Comment
  CAS-BOT-BC344306  Madia exigua Lowell Ahart 1982-5-30 3506 Sutter About 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37252  Madia exigua L. Ahart 1982-5-30 3506 Sutter On bottom of wash, ca. 3/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC343474  Madia gracilis Lowell Ahart 1986-5-26 5318 Sutter About 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, about 3 miles south-west of Pennington, Sutter Buttes 45 Comment
  CAS-BOT-BC345252  Madia subspicata Lowell Ahart 1986-5-26 5315 Sutter About 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, about 3 miles south-west of Pennington, Sutter Buttes 45 Comment
  CDA19483  Malva nicaeensis Chris Banzhof 2002-5-2 1 Sutter Sander Road and Butte Road, east side of Sutter Buttes. 0 Comment
  CHSC37279  Malva nicaeensis M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4360 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, ca. 1 mi w of its jct with Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CDA19484  Malva parviflora Chris Banzhof 2002-5-2 5 Sutter Sander Road and Butte Road, east side of Sutter Buttes. 0 Comment
  CHSC36301  Malva parviflora M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4347 Butte Graylodge Waterfowl Refuge, near lot 5, ca. 1 mi s of HQ, ca. 12 mi sw of Gridley. 19 Comment
  CHSC36960  Malva parviflora M. S. Taylor; L. Ahart, J. D. Jokerst 1982-4-28 4360 Butte Graylodge Wildlife Refuge, n side of Rutherford Rd, ca. 1/4 mi w of its jct with Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC46834  Malva parviflora R. A. Schlising 1986-11-28 4510 Butte Gray Lodge Waterfowl Management Area. 18 Comment
  CHSC33214  Malvella leprosa R. E. Preston 1981-6-19 96 Butte In and along road, atop levee; ca. 0.8 km s of Headquarters, Grey Lodge State Wildlife Area, ca. 14.5 km ssw of Gridley. 20 Comment
  CHSC34011  Malvella leprosa L. Ahart 1981-7-26 3012 Butte Ca. 1/2 mi s of Graylodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley; near the equipment barn. 35 Comment
  CHSC45330  Malvella leprosa Vernon Oswald 1983-6-28 782 Butte Graylodge Waterfowl Management Area near Parking Lot 16. Comment
  CHSC36242  Marrubium vulgare L. Ahart 1982-4-23 3346 Sutter Along dirt road near Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36288  Marrubium vulgare M. S. Taylor 1982-5-22 4506 Butte Graylodge Waterfowl Refuge, near lot 6, on Rutherford Rd, ca. 1/2 mi e of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC36305  Matricaria discoidea M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4347 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, w of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC46957  Matricaria discoidea Lowell Ahart 1982-4-23 3298 Sutter Along cow trails, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  OBI82125  Matricaria discoidea George K. Helmkamp 2013-3-9 20164 Sutter North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  UCR249931  Matricaria discoidea George K. Helmkamp 2013-3-9 20164 Sutter Northern Sancramento Valley, North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  CAS-BOT-BC348265  Matricaria occidentalis M. S. Taylor; L. Ahart; J. Jokerst 1982-4-28 4359 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, w of Pennington Rd, ca. 12 mi sw of Gridley 21 Comment
  CHSC36289  Matricaria occidentalis M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4359 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, w of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC46112  Matricaria occidentalis J. D. Jokerst 1982-4-29 1541 Butte Grey Lodge Waterfoul Management Area. Along the edge of Rutheford Rd. where it turns 90 degrees to the north in the center of section 14. Comment
  CHSC46313  Matricaria occidentalis Vernon Oswald 1989-6-6 3799 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch). Waste area just n of the lighted parking area on the main ranch road n of Butte Creek-Little Dry Creek. 18 Comment
  CHSC46104  Medicago polymorpha J. D. Jokerst; L. Ahart, M. S. Taylor 1982-4-29 1542 Butte Grey Lodge Waterfoul Management Area along Rutheford Rd. where it turns 90 degrees to the north. Comment
  CAS-BOT-BC262572  Melica torreyana Lowell Ahart 1986-5-26 5316 Sutter About 1/8 mile south of the Myers Ranch, about 1 and 1/8 mile south of the Myers home, about 3 miles south-west of Pennington, Sutter Buttes 45 Comment
  CHSC36549  Melilotus albus L. Ahart 1982-7-10 3670 Butte On bottm of a dry duck pond, ca. 1/4 mi se of Headquarters, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  UCD107993  Melilotus albus L. Ahart 1982-7-10 3670 Butte 1/4 mi se of HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. Comment
  CHSC24804  Melilotus indicus E. L. Rilla 1976-9-18 28 Butte .5 mi s of Gridley Rd on Pennington Rd in the Gray Lodge Waterfowl Management Area. Bench Marker 72, 1 mi directly w of collection area. 21 Comment
  CHSC33678  Melilotus indicus L. Ahart 1981-5-16 2797 Butte Along the edge of dirt rd on Gray-Lodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  UC1191789  Mentha canadensis Herbert L. Mason and Verne Grant 1946-8-14 13032 Butte canal near big pond on Sacramento Outing Club Butte Sink Comment
  CAS-BOT-BC348347  Micropus californicus Lowell Ahart 1982-4-23 3324 Sutter West of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC36232  Micropus californicus var. californicus L. Ahart 1982-4-23 3324 Sutter Near cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36238  Microseris elegans L. Ahart 1982-4-23 3337 Sutter Near a bulldozer road, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC113293  Mimulus guttatus Lowell Ahart 2014-4-9 19344 Butte Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC37307  Mollugo verticillata L. Ahart 1982-5-30 3466 Sutter On gravel bar along small wash, where the rd crosses, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC445010  Montia fontana Lowell Ahart 1982-4-23 3320 Sutter West of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC445013  Montia fontana Lowell Ahart 1984-3-24 4506 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC274891  Muhlenbergia rigens Lowell Ahart 1983-8-27 4346 Sutter S of Myers Ranch, ca. 1 miles S of Myers home 50 Comment
  CAS-BOT-BC83266  Myosurus minimus Lowell Ahart 1981-4-6 2746 Butte Southeast of the Gray Lodge Headquarters, ca. 8 miles southwest of Gridley. 35 Comment
  CHSC43727  Myosurus minimus Lowell Ahart 1981-4-6 2747 Butte South-east of the Gray Lodge Headquarters, about 8 miles south-west of Gridley. 28 Comment
  UCD96302  Myosurus minimus Beecher Crampton 1962-4-17 6188 Sutter 4 miles west of Pennington. Junction West Butte and North Butte Roads. Comment
  CHSC54344  Myosurus minimus subsp. apus Lowell Ahart 1991-5-20 6656 Butte On the north side of Rutherford Road, Gray Lodge Waterfowl Management Area, about 1/4 mile west of Pennington Road, about 10 miles south-west of Gridley. 19 Comment
  UC1586627  Myosurus minimus subsp. apus Lowell Ahart 1991-5-20 6656 Butte 10 mi sw Gridley (1/4 mi w of Pennington Road,, on n side of Rutherford road, Gray Lodge Waterfowl Management Area) 19 Comment
  CHSC46103  Myosurus minimus subsp. minimus J. D. Jokerst; L. Ahart, M. S. Taylor 1982-4-29 1540 Butte Grey Lodge, north side of Rutheford Rd, ca. 100 meters West of Pennington Rd. Comment
  CHSC33701  Myosurus sessilis L. Ahart 1981-4-6 2747 Butte SE of Gray Lodge Waterfowl Mgmt Area HQ, ca. 8 mi sw of Gridley. 35 Comment
  CDA7128  Myriophyllum aquaticum L. P. Janeway, B. Castro, L. Archambault 2006-1-16 8554 Butte Sacramento Valley; Gray Lodge Wildlife Area; between the main waterfowl viewing parking area and the headquarters area. Comment
  CHSC94794  Myriophyllum aquaticum L. P. Janeway; B. Castro, Laurie Archambault 2006-1-16 8554 Butte Sacramento Valley. Gray Lodge Wildlife Area; in shallow sluggish canal between the main waterfowl viewing parking area and the headquarters area. 18 Comment
  RSA0025076  Myriophyllum aquaticum L. P. Janeway, B. Castro, Laurie Archambault 2006-1-16 8554 Butte Sacramento Valley. Gray Lodge Wildlife Area; in shallow sluggish canal between the main waterfowl viewing parking area and the headquarters area. 18 Comment
  UC1101487  Myriophyllum hippuroides Herbert L. Mason and Verne Grant 1946-8-14 13014 Butte Canal near big pond on Sacramento Outing Club, Butte Sink. Comment
  CHSC35960  Myriophyllum spicatum M. S. Taylor 1982-5-22 4497 Butte Graylodge Waterfowl Refuge, aquatic in quiet water at end of Liberty Rd, ca. 12 mi sw of Gridley. 19 Comment
  CHSC46875  Myriophyllum spicatum Vernon Oswald 1989-9-6 3986 Butte West end of West Liberty Rd along the n boundary of Gray Lodge Wildlife Area. 19 Comment
  POM312985  Najas graminea H. L. Mason, Verne Grant 1946-8-15 13047 Butte #833 Irrigation Ditch, near caretaker s house, Greylodge Game Refuge, Butte Sink. Comment
  UC1100017  Najas graminea Verne Grant and Herbert L. Mason 1946-8-15 13047 Butte Greylodge Game Refuge, near caretaker's house Greylodge Game Refuge. Comment
  UC1100014  Najas guadalupensis Herbert L. Mason, Verne Grant 1946-8-15 13053 Butte Butte Sink, Greylodge Game Refuge, Irrigation Ditch #833, near caretaker's house Butte Sink; , Greylodge Game Refuge, Irrigation Ditch #833 Comment
  UC1100015  Najas guadalupensis Herbert L. Mason, Verne Grant 1946-8-14 13043 Butte Butte Sink Comment
  CHSC37241  Navarretia intertexta L. Ahart 1982-5-30 3453 Sutter Ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37314  Navarretia intertexta L. Ahart 1982-5-30 3453 Sutter Ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45949  Navarretia leucocephala Lowell Ahart 1982-5-30 3495 Sutter Near the north fence line, you can see the missile base to the west, about 3/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC1151605  Navarretia leucocephala Beecher Crampton 1962-4-17 6186 Sutter 4 mi w Pennington (at junction of North Butte and West Butte Roads, nw base of Sutter Buttes); Sutter Buttes Comment
  UCD38992  Navarretia leucocephala Beecher Crampton 1962-4-17 6186 Sutter 4 miles west of Pennington jct. North Butte and West Butte Roads. Comment
  UCD48525  Navarretia leucocephala Beecher Crampton 1962-4-17 6186 Sutter 4 miles west of Pennington jct. North Butte and West Butte Roads. Comment
  UCR132409  Navarretia leucocephala Beecher Crampton 1962-4-17 6186 Sutter Sacramento Valley, Sutter Buttes, 4 miles west of Pennington, junction of North Butte and West Butte Roads 19 Comment
  JEPS95795  Navarretia leucocephala subsp. leucocephala Lowell Ahart 1999-5-21 8072 Butte about 5 miles (air) southwest of Gridley; ; 50 yards north of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  JEPS95867  Navarretia leucocephala subsp. leucocephala Lowell Ahart 1999-5-21 8072 Butte about 5 miles (air) southwest of Gridley; ; 50 yards north of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  CHSC37243  Navarretia pubescens L. Ahart 1982-5-30 3454 Sutter Ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37316  Navarretia tagetina L. Ahart 1982-5-30 3452 Sutter Ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37157  Navarretia viscidula subsp. purpurea L. Ahart 1982-5-30 3492 Sutter On and along cow trails near n fence line, ca. 1/2 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37061  Nicotiana acuminata var. multiflora L. Ahart 1982-10-11 3866 Sutter Bottom of small drain ditch, along rd to Myers home, ca. 1/2 mi n of Myers Ranch, Sutter Buttes. 50 Comment
  UC985680  Nuphar lutea subsp. polysepala Herbert L. Mason, Verne Grant 1946-8-14 13029 Butte Canal near big pond on Sacramento Outing Club, Butte Sink Butte Sink; , Sacramento Outing Club Comment
  RSA523836  Orthocarpus erianthus Gordon H. True Jr. 1936-3-26 375 Butte Gray Lodge Refuge. 23 Comment
  UC1114146  Parvisedum pumilum Gene B. Newcomb, H. G. Baker 1959-5-28 226 Sutter edge of Sutter Buttes 14.6 mi e of Meridian (on West Butte Road via Pass Road); Sutter Buttes, West Butte Road 30 Comment
  CHSC117312  Paspalum distichum B. Castro 2008-9-11 1774 Butte Sacramento Valley. 10 air mi W of Gridley, 0.4 mi S of Gridley Rd, off SE bank of Cherokee Canal 0.2 mi NE of southward bend in canal. Ca 40 ft out from levee toe, at edge of managed tulemarsh wetlands of adjacent duck club, about even with line of willows. 18 Comment
  JEPS127627  Paspalum distichum B. Castro 2008-9-11 1774 Butte 10 air miles W of Gridley, 0.4 mi S of Gridley Rd., off SE bank of Cherokee Canal 0,2 mi NE of Sward bend in canal. Ca 40 feet out from levee toe. Comment
  CHSC37244  Perideridia bolanderi subsp. involucrata L. Ahart 1982-6-19 3588 Sutter Ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37304  Perideridia bolanderi subsp. involucrata L. Ahart 1982-5-30 3472 Sutter Ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC77561  Peritoma arborea var. globosa M. S. Taylor; L. Ahart; J. Jokerst 1982-4-28 4377 Butte Headquarters of Graylodge Wildlife Refuge, ca. 12 mi SW of Gridley 19 Comment
  CHSC37113  Persicaria hydropiper L. Ahart; M. S. Taylor 1982-10-11 3864 Butte Along edges of large duck pond, ca. 0.1 mi w of Graylodge HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  UCD150369  Persicaria hydropiperoides William Anderson 1963-9-27 s.n. Butte Sanborn Slough. Tule Goose Gun Club. 17 Comment
  UCD99319  Persicaria hydropiperoides Herbert L. Mason; Verne Grant 1946-8-14 13027 Butte Sacramento Outing Club. Comment
  CHSC94487  Persicaria maculosa Lowell Ahart 2006-8-29 13236 Butte In the field north of the canal and Parking Lot 16, west of the gravel road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 19 Comment
  JEPS127591  Persicaria pensylvanica B. Castro with Margie Graham and Stephanie Chun 2009-7-1 1798 Butte Sacramento Valley. 10 air mi W of Gridley, 0.4 mi S of Gridley Road, off SE bank of Cherokee Canal 0.2 mi NE of southward bend in canal. Sanborn Slough 7.5' Quad. Comment
  CHSC94488  Persicaria punctata Lowell Ahart 2006-8-29 13238 Butte West side of the gravel road, southwest of Parking Lot 17, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 19 Comment
  CHSC45577  Petrorhagia dubia Lowell Ahart 1982-4-23 3348 Sutter Near the edge of the dirt road, about 1/4 mile north of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC75338  Phalaris lemmonii Lowell Ahart 1999-5-21 8069 Butte In a pasture, 50 yards north of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  CAS-BOT-BC265954  Phalaris minor Lowell Ahart 1981-5-16 2802 Butte Gray Lodge Waterfowl Management Area, 11 mi. SW of Gridley, Sierra Nevada 35 Comment
  CAS-BOT-BC250703  Phalaris paradoxa Lowell Ahart 1981-5-16 2801 Butte In hole formed from irrig. pump, Gray Lodge Waterfowl Management Area, 11 mi. SW of Gridley 35 Comment
  CAS-BOT-BC250748  Phalaris paradoxa Lowell Ahart 1984-3-24 4524 Sutter About 1/4 mile north of the Myers home, Myers Ranch, Sutter Buttes 35 Comment
  CHSC2174  Phalaris paradoxa H. Silberman; D. Isaac 1949-5-19 Butte Grey Lodge State Game Refuge. 24 Comment
  CHSC33691  Phalaris paradoxa L. Ahart 1981-5-16 2801 Butte Along edge of dirt rd on Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC75339  Phalaris paradoxa Lowell Ahart 1999-5-21 8068 Butte In a pasture, 50 yards north of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS95866  Phalaris paradoxa Lowell Ahart 1999-5-21 8068 Butte 50 yards north of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  HSC94024  Phoradendron serotinum subsp. macrophyllum Mary Drumm 1996-3-17 19 Butte Gray Lodge State Wildlife Refuge near parking lot 14 18 Comment
  CAS-BOT-BC171228  Phoradendron serotinum subsp. tomentosum Lowell Ahart 1982-9-9 3791 Sutter Myers Ranch. Sutter Buttes. About 3/4 mil S of the Myers home 50 Comment
  UC1191813  Phyla lanceolata Herbert L. Mason and Verne Grant 1946-8-14 13033 Butte Sacramento Outing Club Butte Sink (canal near big pond) Comment
  CHSC33216  Phyla nodiflora var. rosea R. E. Preston 1981-6-19 97 Butte On bank of canal, ca. 0.8 km s of Headquarters, Gray Lodge State Wildlife Area, ca. 14.5 km ssw of Gridley. 20 Comment
  CHSC35964  Phyla nodiflora var. rosea M. S. Taylor 1982-5-22 4495 Butte Graylodge Waterfowl Refuge, at the West Liberty Rd, ca. 12 mi se of Gridley. 19 Comment
  CHSC61020  Pinus halepensis Vernon H. Oswald 1993-7-29 5738 Butte Gray Lodge Wildlife Management Area W of Gridley, along the return leg of the Tour Route, W of the headquarters complex 19 Comment
  UCD120770  Plagiobothrys bracteatus L. Ahart 1982-5-30 3476 Sutter ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36226  Plagiobothrys canescens L. Ahart 1982-4-23 3306 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD39009  Plagiobothrys fulvus var. campestris Beecher Crampton 1962-4-17 6193 Sutter 4 miles west of Pennington, jct. North Butte and West Butte Roads. Comment
  UCD37821  Plagiobothrys greenei Beecher Crampton 1962-4-17 6189 Sutter Sutter County, 4 miles west of Pennington, at junction of North Butte and West Butte Roads, northwest of Sutter Buttes. Comment
  UCD39010  Plagiobothrys greenei Beecher Crampton 1962-4-17 6189 Sutter 4 miles west of Pennington, jct. North Butte and West Butte Roads. Comment
  CHSC46069  Plagiobothrys leptocladus M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4349 Butte Graylodge Wildlife Refuge, n side of Rutherford Rd, ca. 1/8 mi w of its jct with Pennington Rd at check-in station, ca. 12 mi sw of Gridley. 21 Comment
  CHSC36272  Plagiobothrys nothofulvus L. Ahart 1982-4-23 3332 Sutter On w slopes of ridge w of Myers Ranch, Sutter Buttes. 50 Comment
  CHSC46763  Plagiobothrys nothofulvus Lowell Ahart 1982-4-24 3332 Sutter On slopes of ridge west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC46771  Plagiobothrys stipitatus Lowell Ahart 1982-4-29 3387 Butte On the bottom of a small vernal pool, near the check in station, Gray Lodge, about 12 miles south-west of Gridley. 30 Comment
  UC1537691  Plagiobothrys stipitatus Gordon H. True Jr. 1936-3-26 377 Butte Gray Lodge Refuge 22 Comment
  CHSC115366  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2015-4-24 20063 Butte Bottom and sides of a large duck field, 50 yards southeast of Parking Lot 1, about 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  CHSC37158  Plagiobothrys stipitatus var. micranthus L. Ahart 1982-5-30 3476 Sutter On bottom of small wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC75256  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1999-5-21 8075 Butte On the sides an bottom of a drain ditch in a pasture field, on the east side of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS123826  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2015-4-24 20063 Butte About 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  JEPS123905  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2015-4-24 20063 Butte About 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  JEPS95869  Plagiobothrys stipitatus var. micranthus Lowell Ahart 1999-5-21 8075 Butte on the east side of Evans Reimer Road; about 7/8 mile east of Pennington Road; about 5 miles (air) southwest of Gridley 21 Comment
  CHSC113298  Planodes virginica Lowell Ahart 2014-4-9 19325 Butte Rice field, near the pump, on the north side of Colusa Highway, about 4/10 of a mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. 22 Comment
  CHSC82234  Planodes virginica Lowell Ahart 2002-3-28 9454 Sutter In a prune orchard, about 50 feet southeast of the intersection of North Butte Road and West Butte Road, Sutter Buttes. 24 Comment
  CHSC82239  Planodes virginica Lowell Ahart 2002-3-28 9455 Butte In a rice field, on the north side of Gridley Road, about 5 miles west of Gridley. 21 Comment
  JEPS122274  Planodes virginica Lowell Ahart 2014-4-9 19325 Butte On the north side of Colusa Highway, about 4/10 mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. Comment
  RSA0118696  Planodes virginica Lowell A. Ahart 2014-4-9 19325 Butte Rice field, near the pump, on the north side of Colusa Highway, about 0.4 mile east of the intersection of Pennington Road and Colusa Highway, about 5.5 miles west of Gridley. 23 Comment
  CHSC33702  Plantago bigelovii L. Ahart 1981-4-6 2745 Butte A little SE of Graylodge Waterfowl Mgmt Area HQ, ca. 8 mi swof Gridley. 35 Comment
  CHSC33680  Plantago coronopus L. Ahart 1981-5-16 2795 Butte Along edge of dirt roads on Gray Lodge Waterfowl Mgmt Area, 1 mi sw of Gridley. 35 Comment
  CHSC36306  Plantago coronopus M. S. Taylor 1982-4-28 4346 Butte Graylodge Waterfowl Refuge roadsides, n side of Rutherford Rd, just w of Pennington Rd, ca. 12 mi sw of Gridley. 70 ft. 21 Comment
  CHSC47454  Plantago coronopus Lowell Ahart 1982-4-23 3291 Sutter Along dirt roads and cow trails, on the west part of the Myers Ranch, Sutter Buttes. 45 Comment
  CHSC47463  Plantago erecta Lowell Ahart 1982-4-23 3325 Sutter Near cow trails, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC1120053  Plectritis ciliosa subsp. insignis F. W. Embree 1934-3-28 29 Sutter 3 mi n and 1/4 mi s of West Butte 91 Comment
  CAS-BOT-BC244385  Poa annua Lowell Ahart 1982-4-23 3300 Sutter Near the fence and cow trails, W of Myers home, Myers Ranch. Sutter Buttes 50 Comment
  CHSC113297  Poa annua Lowell Ahart 2014-4-9 19324 Butte Rice field, near the pump, on the north side of Colusa Highway, about 4/10 of a mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. 22 Comment
  CHSC36260  Poa annua L. Ahart 1982-4-23 3300 Sutter Near fence and cow trails, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  JEPS122268  Poa annua Lowell Ahart 2014-4-9 19324 Butte On the north side of Colusa Highway, about 4/10 mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. Comment
  CAS-BOT-BC254914  Poa bulbosa Lowell Ahart 1982-4-23 3301 Sutter Near the fence and cow trails, W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37331  Polycarpon tetraphyllum L. Ahart 1982-6-19 3586 Sutter At Myers home, Myers Ranch, Sutter Buttes. Around home. 50 Comment
  UC1509659  Polygonum hydropiper L. Ahart 1982-10-11 3864 Butte large duckpond ca 1/10 mi w Graylodge Wildlife Refuge (ca 12 mi sw of Gridley) 35 Comment
  UC1101175  Polygonum hydropiperoides Herbert L. Mason and Verne Grant 1946-8-14 13027 Butte Sacramento Outing Club Butte Sink (canal near big pond) Comment
  UC1101161  Polygonum lapathifolium Herbert L. Mason and Verne Grant 1946-8-14 13028 Butte Sacramento Outing Club Butte Sink (canal near big pond) Comment
  CHSC117353  Polygonum pensylvanicum B. Castro; Margie Graham and Stephanie Chun 2009-7-1 1798 Butte Sacramento Valley. 10 air mi W of Gridley, 0.4 mi S of Gridley Rd, off SE bank of Cherokee Canal 0.2 mi NE of southward bend in canal. Ca 40 ft out from levee toe, near edge of managed tule marsh wetlands of adjacent duck club, about even with line of willows. 18 Comment
  CHSC24813  Polygonum persicaria E. L. Rilla 1976-9-18 31 Butte .5 mi s of Gridley Rd on Pennington Rd in the Gray Lodge Waterfowl Management Area. Bench Marker 72 1 mi directly w of collection area. 21 Comment
  JEPS110121  Polygonum persicaria Lowell Ahart 2006-8-29 13236 Butte In the field north of the canal and Parking Lot 16, west of the gravel road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area) 19 Comment
  RSA725033  Polygonum persicaria L. Ahart 2006-8-29 13236 Butte N of the canal and parking lot 16, W of the gravel road, Gray Lodge Wildlife area (Gray Lodge Waterflow Management area). 20 Comment
  CHSC94486  Polygonum punctatum Lowell Ahart 2006-8-29 13237 Butte In the field north of the canal and Parking Lot 16, west of the gravel road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 19 Comment
  JEPS110120  Polygonum punctatum Lowell Ahart 2006-8-29 13237 Butte In the field north of the canal and Parking Lot 16, west of the gravel road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area) 19 Comment
  RSA725032  Polygonum punctatum L. Ahart 2006-8-29 13237 Butte N of the canal and parking lot 16, W of the gravel road, Gray Lodge Wildlife area (Gray Lodge Waterflow Management area). 20 Comment
  UC1191264  Polygonum punctatum Herbert L. Mason and Verne Grant 1946-9-4 13109 Butte West Gridley Rd 833 Canal Comment
  CAS-BOT-BC232531  Polypogon maritimus Lowell Ahart 1982-5-30 3473 Sutter Ca. 0.25 miles W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC37302  Polypogon maritimus L. Ahart 1982-5-30 3473 Sutter Wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UCD91164  Polypogon maritimus L. Alhart 1982-5-30 3471 Sutter Sutter Buttes. Myers Ranch, ca. 1/4 mile W of Myers home. 50 Comment
  CHSC115371  Polypogon monspeliensis Lowell Ahart 2015-4-24 20059 Butte Small size plants, on dry bare soil, side (road edges) of a large duck field. 19 Comment
  CHSC46106  Polypogon monspeliensis L. Ahart; M. S. Taylor, J. D. Jokerst 1982-4-29 1536 Butte Just north of Rutherford Rd. ca 100 met. west of its junction with Pennington Rd. Grey Lodge Waterfowl Management Area. Comment
  CHSC75341  Polypogon monspeliensis Lowell Ahart 1999-5-21 8070 Butte In a pasture, 50 yards north of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS123829  Polypogon monspeliensis Lowell Ahart 2015-4-24 20059 Butte About 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  CHSC35962  Potamogeton crispus M. S. Taylor 1982-5-22 4496 Butte Graylodge Waterfowl Refuge, in slough, at end of West Liberty Rd, ca. 112 mi sw of Gridley. 19 Comment
  RSA320498  Potamogeton crispus M. S. Taylor 1982-5-22 4496 Butte Graylodge Wildlife Refuge, at end of West Liberty Road, ca. 12 miles southwest of Gridley. 19 Comment
  SD149197  Potamogeton diversifolius Lowell Ahart 1982-6-19 3608 Sutter Myers Ranch, ca. 0.5 mi. SA of Meyers home. Sutter Buttes. Gravel pit 49 Comment
  UCD138269  Potamogeton diversifolius L. Ahart 1982-6-19 3608 Sutter ca. 1/2 mile south of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  POM312998  Potamogeton foliosus H. L. Mason, Verne Grant 1946-8-8 12999 Butte Reclamation Ditch 833 on West Gridley Road near Pennington Road. Comment
  UC1099871  Potamogeton foliosus Herbert L. Mason, Verne Grant 1946-8-8 12999 Butte near Pennington Road (Reclamation Ditch 833 on West Gridley Road); Reclamation Ditch 833 Comment
  UC1100068  Potamogeton nodosus Verne Grant and Herbert L. Mason 1946-8-7 12990 Butte Gridley Road n of Butte Sink Comment
  UC1100069  Potamogeton nodosus Herbert L. Mason, Verne Grant 1946-8-14 13042 Butte Butte Sink Comment
  UC1099837  Potamogeton pectinatus Herbert L. Mason, Verne Grant 1946-8-8 13000 Butte Reclamation Ditch 833 on West Gridley Road near Pennington Road Comment
  UC1099839  Potamogeton pectinatus Herbert L. Mason, Verne Grant 1946-8-14 13045 Butte Butte Sink Comment
  CHSC37530  Proboscidea lutea M. S. Taylor; L. Ahart 1982-10-11 5158 Butte Graylodge Wildlife Refuge, just se of HQ quad, 12 mi sw of Gridley. 19 Comment
  CDA27702  Prosopis glandulosa var. torreyana L. Ahart, M. G. Womack 2006-8-29 13240 Butte Near pump 24, about 1/4 mile southwest of Parking Lot 9, about 1 1/2 miles east of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). Comment
  CHSC94460  Prosopis glandulosa var. torreyana Lowell Ahart; Mike G. Womack 2006-8-29 13240 Butte Near pump 24, about 1/4 mile southwest of Parking Lot 9, about 1 1/2 miles east of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 21 Comment
  JEPS110470  Prosopis glandulosa var. torreyana Lowell Ahart, Mike G. Womack 2006-8-29 13240 Butte Near pump 24, about 1/4 mile southwest of Parking Lot 9, about 1 1/2 miles east of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area) 21 Comment
  CHSC94461  Prunus Lowell Ahart; Mike G. Womack 2006-8-29 13241 Butte Near pump 24, about 1/4 mile southwest of Parking Lot 9, about 1 1/2 miles east of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 21 Comment
  JEPS110171  Prunus ilicifolia subsp. ilicifolia Lowell Ahart, Mike G. Womack 2006-8-29 13241 Butte near pump 24, about 1/4 mile southwest of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area) 21 Comment
  CAS-BOT-BC239826  Puccinellia simplex Lowell Ahart 1982-4-29 3396 Butte Ca. 0.75 mi. W of the sign-in station, Gray Lodge, ca. 12 mi. SW of Gridley 35 Comment
  CHSC36068  Puccinellia simplex J. D. Jokerst; L. Ahart, M. S. Taylor 1982-4-29 1545 Butte Grey Lodge east of dirt road z 1/4 mile S of Rutherford Road. Comment
  CHSC47637  Puccinellia simplex Lowell Ahart 1982-4-29 3396 Butte Near the dirt road, about 3/4 mile west of the sign in station, Gray Lodge, about 12 miles south-west of Gridley. 30 Comment
  CHSC53990  Puccinellia simplex Vernon H. Oswald 1991-4-25 4532 Butte West Liberty Rd, 0.8 mi west of Pennington Rd, on the north edge of Gray Lodge Wildlife Area. Flat on the south side of the road just west of the PG and E Substation. 20 Comment
  RSA134793  Quercus douglasii Percy C. Everett, E. K. Balls 1959-10-20 23903 Sutter Pennington, north of Marysville Buttes 27 Comment
  CHSC37155  Quercus lobata L. Ahart 1982-5-30 3500 Sutter Near a small wash on the nw part of Myers Ranch, ca. 3/4 mi w of Myers home, Sutter Buttes. 50 Comment
  SEINET516347  Quercus lobata Lowell Ahart 1982-1 3500 Sutter Growing on dry deep soil near a small wahs, on the NW part of the myers Ranch, about 3/4 mi. W of the Myers home, Myers Ranch, Sutter Buttes. 46 Comment
  CHSC14090  Quercus wislizeni L. V. Ritter 1969-4-4 115 Sutter .8 mi. s Pennel Road. Ca. 2 mi. n of Sutter Buttes, Foothill area of Buttes. Comment
  CHSC36241  Ranunculus hebecarpus L. Ahart 1982-4-23 3343 Sutter On sides of a small [sic.] ca. 1/4 mi w of Myers home, Myers Ranch, sutter Buttes. 50 Comment
  CHSC37300  Ranunculus muricatus L. Ahart 1982-5-30 3483 Sutter Bottom of a wash, ca. 1/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC47386  Raphanus raphanistrum Lowell Ahart 1982-4-24 3354 Sutter Near the dirt road, road leads to the gravel pit, about 1/4 mile south-west of the Myers home, Myers Ranch, Sutter Buttes. In the farmed field to the east. 45 Comment
  UCR249930  Raphanus sativus George K. Helmkamp 2013-3-9 20162 Sutter Northern Sancramento Valley, North Butte Road, 0.2 mile east of its junction with West Butte Road, NW foot of Sutter Buttes 26 Comment
  CAS-BOT-BC59409  Rhamnus ilicifolia C. B. Wolf 1982-5-30 3508 Sutter Sutter Buttes, Myeers Ranch, about 3/4 mile south and a little west of the Myers home, near the south fence line. 50 Comment
  CHSC37164  Rhamnus tomentella subsp. tomentella L. Ahart 1982-6-19 3612 Sutter Sutter Buttes, Myers Ranch. Ca. 1/4 mi n and along dirt rd that leads to the Myers home. Scattered along rock fence. 50 Comment
  CHSC113299  Rorippa curvisiliqua var. orientalis Lowell Ahart 2014-4-9 19345 Butte Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC43946  Rosa multiflora Vernon Oswald 1988-4-26 3283 Butte Gray Lodge Waterfowl Management Area, just s of Rutherford Rd., 0.5 mi w of Pennington Rd. On the ege of a ditch. 21 Comment
  CHSC71190  Rosa multiflora Lowell Ahart 1998-5-2 7958 Butte On the south side of Evans Reimer Road, about 1/4 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  JEPS94699  Rosa multiflora Lowell Ahart 1998-5-2 7958 Butte about 5 air mi sw of Gridley (on s side of Evans Reimer Road, about 1/4 mi e of Pennington Road); Evans Reimer Road 21 Comment
  JEPS94876  Rosa multiflora Lowell Ahart 1998-5-2 7958 Butte about 5 air mi sw of Gridley (on s side of Evans Reimer Road, about 1/4 mi e of Pennington Road); Evans Reimer Road 21 Comment
  CAS-BOT-BC274227  Rostraria cristata Lowell Ahart 1982-4-29 3386 Butte Near the sign in station, Gray Lodge, about 12 miles south-west of Gridley 35 Comment
  UC1191573  Rotala ramosior Herbert L. Mason, Verne Grant 1946-9-4 13110 Butte 833 Canal, West Gridley Road West Gridley Road; 833 Canal, West Gridley Road Comment
  UC1191575  Rotala ramosior Herbert L. Mason, Verne Grant 1946-8-15 13048 Butte Butte Sink, Greylodge Game Refuge, #833 Irrigation Ditch, near caretakers house Butte Sink; , Greylodge Game Refuge, #833 Irrigation Ditch Comment
  CAS-BOT-BC156611  Rubus bifrons M. S. Taylor 1982-5-22 4506 A Butte Graylodge Waterfowl Refuse, in vicinity of parking lot 6, on Rutherford Rd, ca. 1/2 mi e of its jct with Pennington Rd, ca. 12 mi sw of Gridley 21 Comment
  CAS-BOT-BC416367  Rumex californicus Lowell Ahart 1982-6-19 3595 Sutter Myers Ranch, Sutter Buttes, about 3/4 mile south of the Myers home 50 Comment
  CHSC111172  Rumex conglomeratus Lowell Ahart 2013-6-18 18805 Butte About 60 yards west of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS120853  Rumex conglomeratus Lowell Ahart 2013-6-18 18805 Butte About 60 yards W of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  CHSC33679  Rumex crispus L. Ahart 1981-5-16 2810 Butte In one of the drying duck ponds on Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC103146  Rumex dentatus Lowell Ahart 2009-7-4 15998 Butte On the west side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Waterflowl Management Area, about 6 miles (air) southwest of Gridley. 21 Comment
  CHSC33685  Rumex dentatus L. Ahart 1981-5-16 2804 Butte In low places on Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  JEPS115724  Rumex dentatus Lowell Ahart 2009-7-4 15998 Butte On the west side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Waterflowl Management Area, about 6 miles (air) southwest of Gridley 21 Comment
  RSA755421  Rumex dentatus L. Ahart 2009-7-4 15998 Butte West side of the gravel road, about 100 yards south of parking lot 3, Gray Lodge Waterfowl Management Area, about 6 air miles southwest of Gridley. 21 Comment
  CHSC45385  Rumex dentatus subsp. klotzschianus Vernon Oswald 1985-5-8 1750 Butte Graylodge Waterfowl Management Area near Parking Lot #5 on Rutherford Rd. Common in the bottom of a drying pond which was vernally wet. Comment
  CDA42961  Rumex fueginus L. Ahart 2013-6-18 18804 Butte About 60 yards west of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. Comment
  CHSC111171  Rumex fueginus Lowell Ahart 2013-6-18 18804 Butte Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. About 60 yards west of Parking Lot 14. 19 Comment
  JEPS120852  Rumex fueginus Lowell Ahart 2013-6-18 18804 Butte About 60 yards W of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  CHSC35703  Rumex salicifolius var. triangulivalvis J. D. Jokerst; M. S. Taylor, L. Ahart 1982-4-29 1546 Butte Grey Lodge Waterfowl Management Area, S of Rutherford Rd on dirt road. Comment
  CHSC102961  Rumex stenophyllus Lowell Ahart 2009-7-4 15996 Butte On the sides of the road, near parking lot 18, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC45228  Rumex stenophyllus L. Ahart 1982-7-10 3676 Butte Ca. 1/8 mi se of HQ, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  JEPS115726  Rumex stenophyllus Lowell Ahart 2009-7-4 15996 Butte On the sides of the road, near parking lot 18, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley 19 Comment
  CHSC36956  Sagina apetala M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4365 Butte Graylodge Wildlife Refuge, n side of Rutherford Rd, ca. 1/2 mi w of its jct with Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CAS-BOT-BC445727  Sagittaria latifolia Herbert L. Mason; Verne Grant 1946-8-14 13040 Butte Butte Sink Comment
  UC935746  Sagittaria latifolia Herbert L. Mason and Verne Grant 1946-8-14 13020 Butte Butte Sink; canal near big pond on Sacramento Outing Club Comment
  UC935757  Sagittaria latifolia Herbert L. Mason and Verne Grant 1946-8-14 13030 Butte Butte Sink; near big pond on Sacramento Outing Club Comment
  UC935789  Sagittaria latifolia Herbert L. Mason and Verne Grant 1946-8-14 13040 Butte Butte Sink Comment
  CHSC24811  Sagittaria montevidensis subsp. calycina E. L. Rilla 1976-9-18 26 Butte Marsh, .5 mi s of Gridley Rd on Pennington Rd in the Gray Lodge Waterfowl Management Area. Bench Marker 72, 1 mi directly w of collection area. 21 Comment
  CAS-BOT-BC267086  Sagittaria sanfordii Herbert L. Mason 1946-8-8 13001 Butte Butte Sink. West Gridley road, 1 mile W of Gridley - Pennington highway Comment
  UC935721  Sagittaria sanfordii Herbert L. Mason and Verne Grant 1946-8-8 13001 Butte Butte Sink; West Gridley road one mi w of Gridley - Pennington highway Comment
  UCD138071  Sagittaria sanfordii Herbert L. Mason; Verne Grant 1946-8-8 13001 Butte West Gridley road one mile west of Gridley - Pennington Highway. Comment
  CHSC113369  Salix babylonica Lowell Ahart 2014-4-9 19348 Butte Bottom of a shallow drainage, about 300 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS122279  Salix babylonica Lowell Ahart 2014-4-9 19348 Butte West end of Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  RSA0118697  Salix babylonica Lowell A. Ahart 2014-4-9 19348 Butte About 300 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 20 Comment
  CAS-BOT-BC103735  Salix exigua M. S. Taylor 1982-5-22 4498 Butte Graylodge Wildlife Refuge, at end of West Liberty Rd, ca. 12 mi sw of Gridley. Pennington quad. 19 Comment
  CAS-BOT-BC107832  Salix gooddingii Gordon H. True 1971-4-8 6455 Butte Gray Lodge Wildlife Area, Valley Grassland, 7 miles southwest of Gridley 24 Comment
  CAS-BOT-BC107833  Salix gooddingii Gordon H. True 1971-4-8 6454 Butte Gray Lodge Wildlife Area, Valley Grassland, 7 miles southwest of Gridley 24 Comment
  CHSC113289  Salix gooddingii Lowell Ahart 2014-4-9 19346 Butte Bottom of a shallow drainage, about 300 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC113364  Salix gooddingii Lowell Ahart 2014-4-9 19347 Butte Bottom of a shallow drainage, about 300 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC37756  Salix gooddingii J. D. Jokerst; L. Ahart, M. S. Taylor 1982-4-29 1543 Butte Grey Lodge Waterfoul Management Area. Along the road running north of Rutherford Rd. Comment
  CHSC37778  Salix gooddingii M. S. Taylor 1982-5-22 4498 Butte Graylodge Wildlife Refuge, at end of West Liberty Rd, ca. 12 mi sw of Gridley. 19 Comment
  JEPS122276  Salix gooddingii Lowell Ahart 2014-4-9 19346 Butte West end of Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  JEPS122277  Salix gooddingii Lowell Ahart 2014-4-9 19347 Butte West end of Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  CAS-BOT-BC104072  Salix hindsiana Gordon H. True 1971-4-8 6452 Butte Gray Lodge Wildlife Area, Valley Grassland, 7 miles southwest of Gridley 24 Comment
  RSA0036009  Salix lasiolepis George K. Helmkamp 2013-3-9 20160 Sutter North Butte Road, 0.4 mile west of its junction with West Butte Road, NW foot of Sutter Buttes 24 Comment
  UCR250085  Salix lasiolepis George K. Helmkamp 2013-3-9 20160 Sutter Northern Sacramento Valley, North Butte Road, 0.4 mile west of its junction with West Butte Road, NW foot of Sutter Buttes 24 Comment
  CHSC37166  Sambucus mexicana L. Ahart 1982-6-19 3609 Sutter S of Myers home, Myers Ranch, Sutter Buttes. Comment
  CAS-BOT-BC238598  Sambucus nigra subsp. caerulea Lowell Ahart 1982-6-19 3609 Sutter South of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CHSC36266  Sanicula bipinnata L. Ahart 1982-4-24 3360 Sutter Near the road that leads to the gravel pit, ca. 1/4 mi sw of Meyers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC283623  Schedonorus pratensis Lowell Ahart 1982-4-29 3399 Butte Along side of the dirt road, W of the Gray Lodge Headquarters ca 0.25 mile, Gray Lodge, ca 12 miles SW of Gridley 35 Comment
  CAS-BOT-BC111370  Schoenoplectus acutus var. occidentalis M. S. Taylor; Lowell Ahart; James D. Jokerst 1982-4-28 4367 Butte Pennington quad. Graylodge Waterforl Refuge, s side of lot 1. 19 Comment
  CAS-BOT-BC111372  Schoenoplectus acutus var. occidentalis Herbert L. Mason; Verne Grant 1946-8-14 13031 Butte Canal near big pond on Sacramento Outing Club, Butte Sink Comment
  CAS-BOT-BC111375  Schoenoplectus acutus var. occidentalis Herbert L. Mason; Verne Grant 1946-8-7 12993 Butte Big pond near river, Grey Lodge Game Refuge; Gridley Road north of Butte Sink. Comment
  CHSC24812  Schoenoplectus acutus var. occidentalis E. L. Rilla 1976-9-18 27 Butte Freshwater Marsh, .5 mi s of Gridley Rd on Pennington Rd in the Gray Lodge Waterfowl Management Area. Bench Marker 72 1 mi directly w of collection area. 21 Comment
  CHSC36302  Schoenoplectus acutus var. occidentalis M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4367 Butte Graylodge Waterfowl Refuge, s side of lot 1, ca. 1/2 mi ne of HQ, ca. 12 mi sw of Gridley. 19 Comment
  CHSC36552  Schoenoplectus acutus var. occidentalis L. Ahart 1982-7-10 3674 Butte On bottom of a dry duck pond, ca. 1/4 mi se of Headquarters, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC47145  Schoenoplectus acutus var. occidentalis Henricus Jansen 1989-6-15 Butte Wild Goose. Sutter Butte Sink. Comment
  UCD50073  Schoenoplectus acutus var. occidentalis Herbert L. Mason; Verne Grant 1946-8-7 12993 Butte Big pond near river, Grey Lodge Game Refuge; Gridley Road north of Butte Sink, Butte County. Comment
  UC1100774  Scirpus acutus var. occidentalis Herbert L. Mason, Verne Grant 1946-8-14 13031 Butte canal near big pond on Sacramento Outing Club (Butte Sink); Butte Sink Comment
  UC1100776  Scirpus acutus var. occidentalis Herbert L. Mason, Verne Grant 1946-8-7 12993 Butte Gridley Road n Butte Sink (Big Pond near river, Grey Lodge Game Refuge); Grey Lodge Game Refuge, n of Butte Sink Comment
  CHSC117305  Scirpus fluviatilis B. Castro; Margie Graham, Stephanie Chun 2009-7-1 1797 Butte Piper's Patch Slump Repair Wetland Study. Sacramento Valley. 10 air mi W of Gridley, 0.4 mi S of Gridley Rd., off SE bank of Cherokeep Canal 0.2 mi NE of southward bend in canal. Ca 40 ft out from levee toe, near edge of managed tule-marsh wetlands of adjacent duck club, about even with line of willows. 18 Comment
  UC1100855  Scirpus maritimus Herbert L. Mason 1945-9-19 12732 Butte nw Pennington (Gray Lodge Game Refuge); , nw of Pennington Comment
  UC1100919  Scirpus maritimus Herbert L. Mason, Verne Grant 1946-8-15 13046 Butte Greylodge Game Refuge near caretaker's house; Butte Sink, Greylodge Game Refuge Comment
  UC1100920  Scirpus maritimus Herbert L. Mason, Verne Grant 1946-8-15 13046 Butte Greylodge Game Refuge near caretaker's house (Butte Sink); , Greylodge Game Refuge Comment
  CAS-BOT-BC240037  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter 4 miles west of Pennington, junction North Butte and West Butte Roads Comment
  CAS-BOT-BC240038  Scribneria bolanderi Lowell Ahart 1982-4-23 3339 Sutter Ca. 0.25 mi. W of the Myers home, Myers Ranch. Sutter Buttes 50 Comment
  CHSC47638  Scribneria bolanderi Lowell Ahart 1982-4-23 3339 Sutter Bulldozed road, about 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC1151613  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter 4 mi w of Pennington (junction North Butte and West Butte Roads) Comment
  UCD37822  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter Sutter County, 4 miles west of Pennington, at junction of North Butte and West Butte Roads, northwest of Sutter Buttes. Comment
  UCD92508  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter 4 miles west of Pennington, at junction of North Butte and West Butte Roads. Comment
  UCR132385  Scribneria bolanderi Beecher Crampton 1962-4-17 6191 Sutter Sacramento Valley, Sutter Buttes, 4 miles west of Pennington, junction of North Butte and West Butte Roads 19 Comment
  CHSC113379  Senecio vulgaris Lowell Ahart 2014-4-9 19329 Butte Rice field road, near the pump, on the north side of Colusa Highway, about 4/10 mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. 22 Comment
  CHSC36304  Senecio vulgaris M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4354 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, w of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  JEPS122269  Senecio vulgaris Lowell Ahart 2014-4-9 19329 Butte On the north side of Colusa Highway, about 4/10 mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. Comment
  UC1100459  Setaria pumila Herbert L. Mason and Verne Grant 1946-9-27 13131 Butte Pennington-Gridley Rd. Butte Sink Comment
  JEPS103415  Sibara virginica Lowell Ahart 2002-3-28 9454 Sutter In a prune orchard, ca 50 feet SE of the intersection of North Butte Road and West Butte Road, Sutter Buttes. 24 Comment
  JEPS103541  Sibara virginica Lowell Ahart 2002-3-28 9455 Butte In a rice field, on the N side of Gridley Road, ca 5 miles W of Gridley. 21 Comment
  UCR263564  Sibara virginica Lowell Ahart 2002-3-28 94 Sutter Sacramento Valley, about 50 feet southeast of the intersection of North Butte Road and West Butte Road, Sutter Buttes 24 Comment
  CHSC37325  Sidalcea hartwegii L. Ahart 1982-5-30 3493 Sutter Ca. 1/2 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45557  Silene gallica Lowell Ahart 1982-4-23 3323 Sutter Near cow trails, west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC113213  Sinapis arvensis Lowell Ahart 2014-4-9 19337 Butte Near the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  JEPS122256  Sinapis arvensis Lowell Ahart 2014-4-9 19337 Butte West end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  CHSC36262  Sisymbrium officinale L. Ahart 1982-4-24 3353 Sutter Near dirt road that leads to the gravel pit, ca. 1/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC46970  Soliva sessilis Lowell Ahart 1982-4-23 3294 Sutter Along the edge of cow trails, on the west part of the Myers Ranch, Sutter Buttes. 45 Comment
  CHSC37276  Sonchus asper M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4351 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, ca. 1.8 mi w of its jct with Pennington Rd at the checking station, ca. 12 mi sw of Gridley. 21 Comment
  CHSC113306  Sonchus asper subsp. asper Lowell Ahart 2014-4-9 19334 Butte West edge of Pennington Road, at the intersection of Pennington Road and Colusa Highway, about 6 miles west of Gridley. 22 Comment
  CHSC37529  Sonchus tenerrimus M. S. Taylor; L. Ahart 1982-10-11 5050 Butte Graylodge Wildlife Refuge, near check-in station, sw jct of Pennington and Rutherford Rds, ca. 12 mi sw of Gridley. 21 Comment
  UC1099803  Sparganium eurycarpum var. eurycarpum Herbert L. Mason and Verne Grant 1946-8-14 13016 Butte Butte Sink; Sacramento Outing Club Comment
  CHSC33675  Spergularia bocconi L. Ahart 1981-5-16 2799 Butte Along edge of dirt roads on Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC36263  Spergularia bocconi L. Ahart 1982-4-24 3349 Sutter In center of dirt road that leads to the gravel pit on Myers Ranch, ca. 1/4 mi sw of Myers Home, Sutter Buttes. 50 Comment
  CHSC115364  Spergularia marina Lowell Ahart 2015-4-24 20061 Butte On the sides (road edges) of a large duck field, 50 yards south east of Parking Lot 1, about 1 1/4 miles north of Rutherford Road, Gray Lodge Wildelife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  CHSC33704  Spergularia marina L. Ahart 1981-4-6 2743 Butte On Gray Lodge Waterfowl Mgmt Area, w of the HQ, ca. 8 mi sw of Gridley. 35 Comment
  CHSC37436  Spergularia marina M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4348 Butte Graylodge Wildlife Refuge, n side of Rutherford Rd, ca. 1.8 mi w of its jct with Pennington Rd at the checking station, ca. 12 mi sw of Gridley. 21 Comment
  CHSC48271  Spergularia marina V. Oswald 1988-5-25 3341 Butte Gray Lodge Waterfowl Management Area, ca. 0.25 mi s of Rutherford Rd., 0.5 mi w of Pennington Rd. Bottom of a pond. 21 Comment
  JEPS123828  Spergularia marina Lowell Ahart 2015-4-24 20061 Butte About 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  CHSC60990  Stachys ajugoides var. ajugoides Lowell Ahart 1993-6-19 6973 Butte On the west side of Hatch Road (Goodspeed Watt Road), 8 miles west of Gridley. 21 Comment
  JEPS87381  Stachys ajugoides var. ajugoides Lowell Ahart 1993-6-19 6973 Butte 8 mi w Gridley (on w side of Hatch Road (Goodspeed Watt Road)) 21 Comment
  UC1609424  Stachys ajugoides var. ajugoides Lowell Ahart 1993-6-19 6973 Butte 8 mi w Gridley (on w side of Hatch Road (Goodspeed Watt Road)) 21 Comment
  CHSC96550  Stellaria media Lowell Ahart 2007-3-12 13590 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley. 21 Comment
  JEPS113137  Stellaria media Lowell Ahart 2007-3-12 13590 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley 21 Comment
  CHSC96617  Stellaria pallida Lowell Ahart 2007-3-12 13591 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley. 21 Comment
  JEPS113238  Stellaria pallida Lowell Ahart 2007-3-12 13591 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley 21 Comment
  CHSC34776  Suaeda calceoliformis L. Ahart 1981-11-6 3227 Butte On banks of small ditch, w of parking area, e of Graylodge Waterfowl Mgmt HQ, ca. 1/2 mi w of Pennington Rd, ca. 12 mi sw of Gridley. 35 Comment
  CHSC46873  Suaeda calceoliformis Vernon Oswald 1989-9-6 3981 Butte West Liberty Rd along the n boundary of Gray Lodge Wildlife Area, 0.8 mi w of Pennington Rd. Roadside drainage. 19 Comment
  CHSC46985  Suaeda calceoliformis Vernon Oswald 1989-6-26 3816 Butte West Liberty Rd along north boundary of Gray Lodge Wildlife Area, 0.8 mi w of Pennington Rd. Ditches and roadside drainages. 198 Comment
  UC1490565  Suaeda calceoliformis Lowell Ahart 1981-11-6 3227 Butte about 12 mi sw Gridley (e of Gray Lodge Waterfowl Management Headquarters, w of parking area, about 0.5 mi w of Pennington Road,) 35 Comment
  CHSC45524  Suaeda occidentalis Lowell Ahart 1984-11-6 3227 Butte On the banks of a small ditch, west of the parking area, east of the Gray Lodge Waterfowl Management Area Headquarters, about 1/2 mile west of Pennington Road, about 12 miles south-west of Gridley. 30 Comment
  CAS-BOT-BC98326  Symphyotrichum subulatum var. parviflorum Lowell Ahart 1981-9-10 3150 Butte Gray Lodge, SW of Gridley. 35 Comment
  CHSC34103  Symphyotrichum subulatum var. parviflorum Lowell Ahart 1981-9-10 3150 Butte Along edge of a ditch near the entrance to the Graylodge Waterfowl Mgmt HQ, W of Pennington Rd, ca 12 mi SW of Gridley. 35 Comment
  CHSC37076  Symphyotrichum subulatum var. parviflorum Lowell Ahart 1982-9-9 3767 Butte Ca 100 m N of check-in station, Graylodge Wildlife Refuge, ca 12 mi SW of Gridley. 35 Comment
  CAS-BOT-BC221930  Taeniatherum caput-medusae Lowell Ahart 1982-5-30 3490 Sutter Ca. 0.25 mi. W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC202039  Thinopyrum ponticum John H. Thomas 1980-12-6 20205 Sutter Greylodge Bird Refuge, north of Sutter Buttes Comment
  CHSC37254  Torilis arvensis subsp. purpurea L. Ahart 1982-5-30 3504 Sutter Ca. 3/4 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36287  Tribulus terrestris M. S. Taylor 1982-5-22 4505 Butte Graylodge Waterfowl Refuge, in lot 6, on Rutherford Rd, ca. 1/2 mi e of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  CHSC46519  Tribulus terrestris Lowell Ahart 1982-7-10 3665 Butte In the parking area at the Gray Lodge check in station, about 12 miles south-west of Gridley. 30 Comment
  UCD107382  Tribulus terrestris L. Ahart 1982-7-10 3665 Butte In parking area at check-in station, Graylodge Wildlife Refuge, ca. 12 mi. sw of Gridley. Comment
  CHSC37038  Trichostema lanceolatum L. Ahart 1982-9-9 3774 Sutter Ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36234  Trifolium ciliolatum L. Ahart 1982-4-23 3327 Sutter On wooded e slope of ridge w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC45923  Trifolium depauperatum var. depauperatum Lowell Ahart 1982-4-23 3297 Sutter In a grassy area west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC57811  Trifolium fucatum Vernon H. Oswald 1992-5-4 4930 Butte Gray Lodge Waterfowl Management Area west of Gridley. Scattered plants in a grassy field bordering the N side of Rutherford Rd., 0.4 mi W of Pennington Rd. 21 Comment
  CHSC75274  Trifolium fucatum Lowell Ahart 1999-5-21 8066 Butte Low area in pasture, 50 yards north of Evans Reimer Road, about 7/8 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. 21 Comment
  CHSC36231  Trifolium microcephalum L. Ahart 1982-4-23 3322 Sutter In open grassy areas, w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36244  Trifolium oliganthum L. Ahart 1982-4-24 3373 Sutter On wooded ridge sw ca. 1/4 mi of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36279  Trifolium variegatum var. major L. Ahart 1982-4-23 3305 Sutter W of the Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36235  Trifolium willdenovii L. Ahart 1982-4-23 3329 Sutter On wooded w slopes of ridge w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC35314  Triphysaria eriantha L. Ahart 1982-3-13 3253 Butte Near dirt road to Graylodge HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC45986  Triphysaria eriantha Lowell Ahart 1982-4-2 3296 Sutter West of Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  UC1537447  Triphysaria eriantha subsp. eriantha Gordon H. True Jr. 1936-3-26 375 Butte Grey Lodge Refuge 22 Comment
  CHSC36281  Triteleia laxa L. Ahart 1982-4-23 3308 Sutter W of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CAS-BOT-BC200494  Triticum aestivum Lowell Ahart 1982-5-30 3464 Sutter Ca. 1/8 mi. W of the Myers Home, Myers Ranch. Sutter Buttes 50 Comment
  CHSC37239  Triticum aestivum L. Ahart 1982-5-30 3464 Sutter On a gravel bar along the wash where the road crosses, ca. 1/8 mi w of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC32821  Tropidocarpum gracile Brian H. McMurtry 1979-4-6 Sutter N. foothill of Sutter Buttes, 200 yds. sw of junction of Pennington Rd. and North Butte Rd. 76 Comment
  CHSC36267  Tropidocarpum gracile L. Ahart 1982-4-24 3356 Sutter Near dirt road that leads to the gravel pit, ca. 1/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC34022  Urtica dioica subsp. holosericea L. Ahart 1981-7-26 3011 Butte Ca. 1/2 mi sw of Graylodge Waterfowl Mgmt HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC49445  Urtica dioica subsp. holosericea Vernon Oswald 1983-6-28 786 Butte Graylodge Waterfowl Management Area near Parking Lot 17. Growing among tules along the edge of a drained pond. Comment
  JEPS110128  Urtica dioica subsp. holosericea Lowell Ahart 2006-8-29 13238 Butte West side of the gravel road, southwest of Parking Lot 17, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area) 19 Comment
  RSA725031  Urtica dioica subsp. holosericea L. Ahart 2006-8-29 12238 Butte West side of the gravel road, southwest of Parking Lot 17, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). 20 Comment
  CHSC35961  Verbascum blattaria M. S. Taylor 1982-5-22 4500 Butte Graylodge Waterfowl Refuge, ca. 1/4 mi n of Checking Station on w side of Pennington Rd, ca. 12 mi sw of Gridley. 21 Comment
  UC914240  Verbascum blattaria Verne Grant and Alva Grant 1946-8-6 7845 Butte near Sanborn Slough (Field and Tule Gun Club, Butte Sink, Colusa-Sutter Counties); near Sanborn Slough, Butte Sink Comment
  CHSC36536  Verbena litoralis L. Ahart 1982-7-10 3677 Butte Ca. 1/2 mi e of Graylodge Wildlife Refuge Headquaters, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37533  Verbena litoralis M. S. Taylor; L. Ahart 1982-10-11 5160 Butte Graylodge Wildlife Refuge, on n side of loop rd w of HQ, 12 mi sw of Gridley. 18 Comment
  CHSC49453  Verbena litoralis Vernon Oswald 1983-6-28 788 Butte Graylodge Waterfowl Management Area, near Parking Lot 11. Comment
  UC1175011  Verbena litoralis P. C. Everett and E. K. Balls 1959-10-20 23904 Sutter N of Marysville Buttes (about Pennington) 27 Comment
  CHSC115365  Veronica catenata Lowell Ahart 2015-4-24 20064 Butte Bottom and sides of a large duck field, 50 yards southeast of Parking Lot 2, about 1 mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. 19 Comment
  JEPS123827  Veronica catenata Lowell Ahart 2015-4-24 20064 Butte About 1 mile north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. Comment
  CHSC113294  Veronica peregrina subsp. xalapensis Lowell Ahart 2014-4-9 19340 Butte Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC113295  Veronica peregrina subsp. xalapensis Lowell Ahart 2014-4-9 19327 Butte Rice field, near the pump, on the north side of Colusa Highway, about 4/10 of a mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. 22 Comment
  CHSC33676  Veronica peregrina subsp. xalapensis L. Ahart 1981-5-16 2798 Butte Graylodge Waterfowl Mgmt Area, 11 mi sw of Gridley. 35 Comment
  CHSC47511  Veronica peregrina subsp. xalapensis Lowell Ahart 1982-5-30 3480 Sutter About 1/4 mile west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  JEPS122265  Veronica peregrina subsp. xalapensis Lowell Ahart 2014-4-9 19340 Butte West end of Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. Comment
  JEPS122271  Veronica peregrina subsp. xalapensis Lowell Ahart 2014-4-9 19327 Butte On the north side of Colusa Highway, about 4/10 mile east of the intersection of Pennington Road and Colusa Highway, about 5 1/2 miles west of Gridley. Comment
  RSA0118755  Veronica peregrina subsp. xalapensis Lowell A. Ahart 2014-4-9 19340 Butte About 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway , about 7 miles (air) southwest of Gridley. 20 Comment
  UCD124765  Veronica peregrina subsp. xalapensis L. Ahart 1982-5-30 3480 Sutter around 1/4 mile west of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC96596  Veronica persica Lowell Ahart 2007-3-12 13593 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley. 21 Comment
  JEPS113140  Veronica persica Lowell Ahart 2007-3-12 13593 Butte At the information sign, north side of Rutherford Road, 50 yards west of Pennington Road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area), about 6 miles (air) southwest of Gridley 21 Comment
  CHSC45929  Vicia sativa subsp. nigra Lowell Ahart 1982-4-23 3299 Sutter Along the fence west of the Myers home, Myers Ranch, Sutter Buttes. 45 Comment
  CHSC35959  Vicia varia subsp. varia M. S. Taylor; L. Ahart, J. Jokerst 1982-4-28 4352 Butte Graylodge Waterfowl Refuge, n side of Rutherford Rd, ca. 1/8 mi w of its jct with Pennington Rd at the checking station, ca. 12 mi sw of Gridley. 21 Comment
  CAS-BOT-BC203138  Vitis californica Lowell Ahart 1982-6-19 3598 Sutter About 3/4 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC199920  Vulpia bromoides Lowell Ahart 1982-5-30 3488 Sutter Ca. 0.25 mi. W of Myers home, Myers Ranch, Sutter Buttes 50 Comment
  UCD37823  Vulpia bromoides Beecher Crampton 1962-4-17 6195 Sutter Sutter County, 4 miles west of Pennington, at junction of North Butte and West Butte Roads, northwest of Sutter Buttes. Comment
  UCD93481  Vulpia bromoides Beecher Crampton 1962-4-17 6195 Sutter 4 miles west of Pennington, at junction of North Butte and West Butte Roads. Comment
  CAS-BOT-BC199972  Vulpia microstachys var. ciliata Lowell Ahart 1982-5-30 3475 Sutter On the sides of a small wash, ca. 0.25 mi. W of the Myers home, Myers Ranch, Sutter Buttes - Sierra Nevada 50 Comment
  CHSC36271  Vulpia myuros var. hirsuta L. Ahart 1982-4-24 3371 Sutter Near the dirt road ca. 1/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC103015  Wolffia globosa Lowell Ahart 2009-10-8 16411 Butte In a deep large ditch, on the east side of the road, about 20 yards east of Parking Lot 13, Gray Lodge Waterfowl Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC47127  Wolffiella oblonga Vernon H. Oswald 1989-10-18 4026 Butte West end of West Liberty Rd along the n boundary of Gray Lodge Wildlife Area. In a pond. 19 Comment
  CAS-BOT-BC382879  Wyethia angustifolia Lowell Ahart 1982-6-19 3606 Sutter About 1/2 mile south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  UCD137022  Wyethia angustifolia L. Ahart 1982-6-19 3606 Sutter ca. 1/2 mile south of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC36248  Wyethia helenioides L. Ahart 1982-4-24 3385 Sutter Along dirt road that leads to the gravel pit, ca. 1/4 mi sw of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  CHSC37080  Xanthium spinosum L. Ahart; M. S. Taylor 1982-10-11 3851 Butte Fire guard, n of the check-in station, Graylodge Wildlife Refuge, ca. 12 mi sw of Gridley. 35 Comment
  CHSC37031  Xanthium strumarium L. Ahart 1982-9-9 3773 Sutter On bottom and sides of a wash ca. 1/8 mi s of Myers home, Myers Ranch, Sutter Buttes. 50 Comment
  UC1099989  Zannichellia palustris Herbert L. Mason and Verne Grant 1946-8-8 12998 Butte reclamation Ditch 833 on w. Gridley Rd. near Pennington Rd. Butte Sink Comment



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