Persicaria virginiana

ClassificationFlowering Plants
FamilyPolygonaceae
Family (Traditional)Polygonaceae
GenusPersicaria
SpeciesPersicaria virginiana (L.) Gaertn.
Common NameVirginia knotweed
Growth HabitForb
DurationPerennial
Plant Notes**
C value
StatusNative, FAC (NWPL)
Specimens View and Download Specimen Details »

** Not applicable or data not available.

Subspecies and Varieties

Not applicable or data not available.

Synonyms

No synonyms exist for this species.

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on an accession number to view full details; click on column headers to sort.

Counties included on distribution map: Allen, Carroll, Clay, Clinton, Crawford, Decatur, Dubois, Elkhart, Floyd, Fountain, Franklin, Fulton, Hamilton, Hancock, Harrison, Hendricks, Henry, Howard, Jefferson, Kosciusko, Madison, Marion, Miami, Montgomery, Morgan, Parke, Putnam, Ripley, Rush, Shelby, Union, Vermillion, Warren, Washington, Whitley

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: BUT

Range of years during which specimens were collected: 1923 - 2004

Accession No. (click for full details) County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
68206 Kosciusko 27 Sep 1943 Charles C. Deam
63029
BUT
Polygonum virginianum L.
60824 Carroll 07 Aug 1941 Charles M. Ek
BUT
Polygonum virginianum L.
63496 Elkhart 02 Sep 1942 Charles M. Ek
BUT
Polygonum virginianum L.
64143 Clinton 22 Sep 1942 Charles M. Ek
BUT
Polygonum virginianum L.
49348 Howard 20 Sep 1936 Chas. W. Ek
BUT
Polygonum virginianum L.
154294 Warren 16 Aug 1991 Gayle Tonkovich
237
BUT
Polygonum virginianum L.
92427 Fountain 18 Aug 1950 Jack McCormick
761
BUT
Polygonum virginianum L.
154292 Madison 31 Jul 1992 P. E. Rothrock
2623
BUT
Polygonum virginianum L.
154291 Allen 09 Aug 1993 P. E. Rothrock
3115
BUT
Polygonum virginianum L.
151541 Parke 11 Jul 2004 R. K. Scott
403
BUT
Polygonum virginianum L.
154295 Marion 30 Aug 1996 Raelene M. Crandall
156
BUT
Polygonum virginianum L.
54977 Kosciusko 26 Jul 1941 Ray C. Friesner
15785
BUT
Polygonum virginianum L.
62003 Shelby 01 Aug 1942 Ray C. Friesner
17191
BUT
Polygonum virginianum L.
77788 Decatur 03 Aug 1946 Ray C. Friesner
20885
BUT
Polygonum virginianum L.
63914 Hamilton 08 Aug 1942 Ray C. Friesner
17215
BUT
Polygonum virginianum L.
99244 Whitley 09 Aug 1941 Ray C. Friesner
16096
BUT
Polygonum virginianum L.
154293 Parke 11 Aug 1930 Ray C. Friesner
BUT
Polygonum virginianum L.
74241 Vermillion 11 Aug 1945 Ray C. Friesner
19447
BUT
Polygonum virginianum L.
952 Floyd 15 Aug 1923 Ray C. Friesner
BUT
Polygonum virginianum L.
4351 Morgan 24 Aug 1929 Ray C. Friesner
BUT
Polygonum virginianum L.
82072 Clay 30 Aug 1946 Ray C. Friesner
21848
BUT
Polygonum virginianum L.
37523 Harrison 01 Sep 1937 Ray C. Friesner
11353
BUT
Polygonum virginianum L.
37182 Crawford 02 Sep 1937 Ray C. Friesner
11376
BUT
Polygonum virginianum L.
73192 Washington 04 Sep 1945 Ray C. Friesner
19679
BUT
Polygonum virginianum L.
7674 Montgomery 05 Sep 1931 Ray C. Friesner
3595
BUT
Polygonum virginianum L.
86082 Madison 06 Sep 1949 Ray C. Friesner
22999
BUT
Polygonum virginianum L.
93364 Henry 08 Sep 1951 Ray C. Friesner
24703
BUT
Polygonum virginianum L.
9392 Dubois 09 Sep 1932 Ray C. Friesner
5199
BUT
Polygonum virginianum L.
86605 Fulton 17 Sep 1949 Ray C. Friesner
23088
BUT
Polygonum virginianum L.
67869 Hendricks 18 Sep 1943 Ray C. Friesner
18002
BUT
Polygonum virginianum L.
56657 Miami 20 Sep 1941 Ray C. Friesner
16447
BUT
Polygonum virginianum L.
28463 Franklin 21 Sep 1935 Ray C. Friesner
9194
BUT
Polygonum virginianum L.
79723 Ripley 21 Sep 1946 Ray C. Friesner
21088
BUT
Polygonum virginianum L.
14572 Jefferson 23 Sep 1933 Ray C. Friesner
6918
BUT
Polygonum virginianum L.
10500 Hamilton 24 Sep 1932 Ray C. Friesner
5347
BUT
Polygonum virginianum L.
10195 Hancock 24 Sep 1932 Ray C. Friesner
5376
BUT
Polygonum virginianum L.
7565 Marion 26 Sep 1931 Ray C. Friesner
3684
BUT
Polygonum virginianum L.
28052 Henry 28 Sep 1935 Ray C. Friesner
9310
BUT
Polygonum virginianum L.
67978 Rush 28 Sep 1943 Ray C. Friesner
18043
BUT
Polygonum virginianum L.
74071 Union 29 Sep 1945 Ray C. Friesner
19899
BUT
Polygonum virginianum L.
16647 Putnam 07 Oct 1933 Ray C. Friesner
7077
BUT
Polygonum virginianum L.
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