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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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CDA42946
Persicaria hydropiper
L. Ahart
2012-10-28
18522
Butte
On the south side of Big Chico Creek, about 50 yards east of Table 5, west of Cedar Grove, Lower Bidwell Park, Chico.
Comment
CHSC109766
Persicaria hydropiper
Lowell Ahart
2012-10-28
18522
Butte
About 50 yards east of Table 5, west of Cedar Grove, Lower Bidwell Park, Chico.
68
Comment
CHSC30868
Persicaria hydropiper
J. D. Jokerst
1980-7-18
997
Butte
Top of North Table Mt., ca 100 m NW of the jct. Cherokee Rd. and the east edge of mt.
Comment
CHSC31763
Persicaria hydropiper
L. Ahart
1977-9-20
1582
Butte
Peter Ahart Ranch, Honcut, along edges of North Honcut Creek.
50
Comment
CHSC34192
Persicaria hydropiper
L. Ahart
1981-9-19
3177
Butte
Along edge of the road just a few feet n of the Arch Rock Tunnel, on Hwy 70, ca. 10 mi s of Storrie.
550
Comment
CHSC37071
Persicaria hydropiper
L. Ahart
1982-10-6
3846
Butte
Peter Ahart Ranch, ca. 3 mi ne of Honcut. Along edge of North Honcut Creek.
50
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
CHSC37256
Persicaria hydropiper
L. Ahart
1982-8-22
3746
Butte
Along edge of North Honcut Creek, Peter Ahart Ranch, ca. 1 mi n and 3 mi e of Honcut.
50
Comment
CHSC38617
Persicaria hydropiper
Vernon Oswald
1983-8-19
1012
Butte
Upper Bidwell Park, Chico, in Lindo Channel ca. 100 ft upstream from the flood-control gates.
79
Comment
CHSC40909
Persicaria hydropiper
Lowell Ahart
1985-11-7
5234
Butte
About 80 feet below the high water line of Lake Oroville, on the bottom of the South Fork of the Feather River, about 300 yards north-west of the Ponderosa Dam.
277
Comment
CHSC42730
Persicaria hydropiper
Lowell Ahart
1987-5-27
5716
Butte
On a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap.
271
Comment
CHSC43247
Persicaria hydropiper
Lowell Ahart
1987-10-22
5921
Butte
Along a drain ditch, along Oroville Chico Highway (149), 1/10 mile north-west of Highway 70.
76
Comment
CHSC45466
Persicaria hydropiper
Lowell Ahart
1983-9-17
4437
Butte
On the sides of a deep wash, about 1/4 mile south-east of Stirling City.
1097
Comment
CHSC47471
Persicaria hydropiper
Lowell Ahart
1989-11-12
6402
Butte
On the bottom of a shallow wash, in the borrow area, about 1/4 mile south of the Feather River, about 4/10 mile west of Pacific Heights Road, about 4 1/2 miles south-west of Oroville.
30
Comment
CHSC50681
Persicaria hydropiper
Lowell Ahart
1990-6-16
6521
Butte
Growing on wet mud along McCabe Creek, below the high water line at Lake Oroville, about 1/2 mile south-west of the Enterprise Bridge across Lake Oroville.
243
Comment
CHSC50682
Persicaria hydropiper
Lowell Ahart
1990-5-25
6493
Butte
On the sides of a small stream, below the high water line of Lake Oroville, east of the Enterprise Boat Launch Area, about 1/8 mile north-west of the Enterprise Bridge across Lake Oroville.
259
Comment
CHSC55252
Persicaria hydropiper
Lowell Ahart
1991-9-14
6714
Butte
On the sides of a large reservoir, Joie Osgood Ranch, about 2 miles east of Honcut.
45
Comment
CHSC66897
Persicaria hydropiper
Vernon H. Oswald
1996-10-22
8301
Butte
Oroville Wildlife Area on the NW side of the Feather River just upstream from the outlet of Thermalito Afterbay.
33
Comment
CHSC73980
Persicaria hydropiper
B. Castro
1995-9-10
612
Butte
Ca 2 air mi N of Feather Falls, towards western end of Watson Ridge, in meadow at the old Watson Cabin site, north of USFS Rd 21N25. In upper third of meadow.
1109
Comment
CHSC76288
Persicaria hydropiper
Lowell Ahart
1999-9-21
8271
Butte
Large disturbed area along the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico.
32
Comment
CHSC76403
Persicaria hydropiper
Lowell Ahart; Vernon H. Oswald
1999-10-3
8293
Butte
Large disturbed area along the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico.
32
Comment
CHSC98412
Persicaria hydropiper
L. Ahart
1983-9-17
4437
Butte
1/4 mi se of Stirling City.
1100
Comment
JEPS120019
Persicaria hydropiper
Lowell Ahart
2012-10-28
18522
Butte
On the south side of Big Chico Creek, about 50 yards east of Table 5, west of Cedar Grove, Lower Bidwell Park, Chico.
Comment
CAS-BOT-BC413700
Persicaria hydropiper
John Thomas Howell
1961-9-22
36770
Butte
North Fork of Feather River, 10 miles from Oroville
Comment
CAS-BOT-BC413701
Persicaria hydropiper
John Thomas Howell
1959-9-20
34644
Butte
Eastern outskirts of Oroville
60
Comment
CAS-BOT-BC413702
Persicaria hydropiper
Lowell Ahart
1985-11-7
5234
Butte
On the bottom of the South Fork of the Feather River, about 300 yards north-west of the Ponderosa Dam. Near Ponderosa Dam, Lake Oroville
277
Comment
CAS-BOT-BC413703
Persicaria hydropiper
Lowell Ahart
1983-9-17
4437
Butte
About 1/4 mile south-east of Stirling City
1100
Comment
CAS-BOT-BC413704
Persicaria hydropiper
Lowell Ahart
1987-10-22
5921
Butte
Along Oroville Chico Highway (149), 1/10 mile north-west of Highway 70
76
Comment
CAS-BOT-BC413705
Persicaria hydropiper
Lowell Ahart
1982-10-11
3864
Butte
About 1/10 mile west of the Gray Lodge Headquarters, Gray Lodge, about 12 miles south-west of Gridley
35
Comment
CAS-BOT-BC413706
Persicaria hydropiper
Lowell Ahart
1982-10-6
3846
Butte
Along the edges of North Honcut Creek, Peter Ahart Ranch, about 1 mile north and 3 miles east of Honcut
50
Comment
CAS-BOT-BC413707
Persicaria hydropiper
Lowell Ahart
1981-9-19
3177
Butte
Arch Rock Tunnel, Hwy. 70
550
Comment
CAS-BOT-BC418860
Persicaria hydropiperoides
Lowell Ahart
1987-9-4
5881
Butte
On the bottom of North Honcut Creek, about 2 miles north and 3 miles east of Honcut, about 12 miles south-east of Oroville
67
Comment
CHSC36528
Persicaria hydropiperoides
L. Ahart
1982-8-22
3748
Butte
Peter Ahart Ranch, ca. 1 mi n and 3 mi e of Honcut. On wet sand along the edge of North Honcut Creek.
50
Comment
CHSC37070
Persicaria hydropiperoides
L. Ahart
1982-10-6
3847
Butte
Peter Ahart Ranch, ca. 3 mi ne of Honcut. Along edges of North Honcut Creek.
50
Comment
CHSC43266
Persicaria hydropiperoides
Lowell Ahart
1987-9-4
5881
Butte
On the bottom of a drying pond, on the bottom of North Honcut Creek, about 2 miles north and 3 miles east of Honcut, about 12 miles south-east of Oroville.
67
Comment
CHSC45379
Persicaria hydropiperoides
Vernon Oswald
1983-10-10
1063
Butte
Bidwell State Park on the e side of the Sacramento R. w of Chico. Growing in shallow water along the edges of Tyler Slough at the Indian Fishery located at the jct. of W. Sacramento Ave. and River Rd.
Comment
CHSC46202
Persicaria hydropiperoides
L. P. Janeway
1986-9-20
1870
Butte
Seasonally draining side creek on NW side of Little Chico Cr, near River Rd ca 2 mi S of Chico River Rd.
36
Comment
CHSC51525
Persicaria hydropiperoides
M. Bailey
1990-10-16
418
Butte
North side of man-made pond #3, Butte College campus.
Comment
CHSC55244
Persicaria hydropiperoides
Lowell Ahart
1991-10-14
6715
Butte
On the sides of a reservoir, Joie Osgood Ranch, about 2 miles east of Honcut.
45
Comment
CHSC55245
Persicaria hydropiperoides
Lowell Ahart
1991-9-14
6716
Butte
On the sides of a reservoir, Joie Osgood Ranch, about 2 miles east of Honcut.
45
Comment
CHSC66674
Persicaria hydropiperoides
Vernon H. Oswald; Lowell Ahart
1996-7-22
8082
Butte
Sacramento River National Wildlife Refuge, Llano Seco Unit. U. S. Fish and Wildlife Service parcel between 7 Mile Lane and the Sacramento River. Abundant in wet mud on the bottom of a drying slough on the W side of the levee at the SW corner of Tract 6, Sanctuary I.
30
Comment
CHSC66898
Persicaria hydropiperoides
Vernon H. Oswald
1996-10-22
8302
Butte
Northern Sacramento Valley. Oroville Wildlife Area on the NW side of the Feather River just upstream from the outlet of Thermalito Afterbay.
33
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
CAS-BOT-BC418858
Persicaria hydropiperoides
Lowell Ahart
1982-8-22
3748
Butte
Along the edge of North Honcut Creek, Peter Ahart Ranch, about 1 mile north and 3 miles east of Honcut
50
Comment
CAS-BOT-BC418859
Persicaria hydropiperoides
Lowell Ahart
1982-10-6
3847
Butte
Along the edges of North Honcut Creek, Peter Ahart Ranch, about 1 mile north and 3 miles east of Honcut
50
Comment
CAS-BOT-BC418861
Persicaria hydropiperoides
Herbert L. Mason; Verne Grant
1946-8-14
13027
Butte
Butte Sink. On Sacramento Outing Club
Comment
JEPS95813
Polygonum hydropiper
Lowell Ahart
1999-10-3
8293
Butte
northwest of Parrott Landing; about 1 mile southeast of Ord Ferry; about 2 miles southeast of Ordbend; about 12 miles (air) southwest of Chico
32
Comment
JEPS95814
Polygonum hydropiper
Lowell Ahart
1999-9-21
8271
Butte
northwest of Parrott Landing; about 1 mile southeast of Ord Ferry; about 2 miles southeast of Ordbend; about 12 miles (air) southwest of Chico
32
Comment
UC1509657
Polygonum hydropiper
L. Ahart
1982-10-6
3846
Butte
ca 3 mi ne Honcut; Peter Ahart Ranch, North Honcut Creek
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
UC1562373
Polygonum hydropiper
Lowell Ahart
1990-6-16
6521
Butte
along creek about 1/2 mi sw Enterprise Bridge across lake (below high-water line of lake); Lake Oroville, McCabe Creek
243
Comment
UC1562376
Polygonum hydropiper
Lowell Ahart
1990-5-25
6493
Butte
about 1/8 mi nw Enterprise Bridge across lake (e of Enterprise Boat Launch Area, below high water line of lake); Lake Oroville
259
Comment
CDA2788
Polygonum hydropiper
L. Ahart, Vernon Oswald
1999-10-3
8293
Butte
Along the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico.
Comment
SEINET10479466
Polygonum hydropiper
Lowell Ahart
1983-9-17
Ahart 4437
Butte
T24N R4E section 34. Ca. 1/4 mi se of Stirling City. Yellow Pine Forest; 1100 m.
1100
Comment
SEINET10937571
Polygonum hydropiper
Lowell Ahart
1985-11-7
Ahart 5234
Butte
Lake Oroville, on the north side of the South Fork of the Feather River, about 200 yards north-west of the Ponderosa Dam.
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
UC1509634
Polygonum hydropiperoides
L. Ahart
1982-8-22
3748
Butte
ca 3 mi ne Honcut; Peter Ahart Ranch, North Honcut Creek
50
Comment
UC1586531
Polygonum hydropiperoides
Lowell Ahart
1991-9-14
6716
Butte
about 2 mi e Honcut (sides of a large reservoir); Joie Osgood Ranch
45
Comment
UC1586532
Polygonum hydropiperoides
Lowell Ahart
1991-9-14
6715
Butte
about 2 mi e Honcut (on sides of large reservoir); Joie Osgood Ranch
45
Comment
SEINET10479646
Polygonum hydropiperoides
Lowell Ahart
1991-9-14
Ahart 6715
Butte
On the sides of a large reservoir, Joie Osgood Ranch, about 2 miles east of Honcut. Valley Grassland. T17N R4E S/C/S14.
46
Comment
SEINET10479647
Polygonum hydropiperoides
Lowell Ahart
1991-9-14
Ahart 6716
Butte
On the sides of a large reservoir, Joie Osgood Ranch, about 2 miles east of Honcut. Valley Grassland. T17N R4E S/C/S14.
46
Comment
SEINET10937606
Polygonum hydropiperoides var. asperifolium
Mary Susan Taylor
1978-9-8
Taylor 1883
Butte
Along flood control slough, ca. 4 mi N of Chico, along Hwy 99.
61
Comment