Reynoutria sachalinensis

ClassificationDicots
FamilyPolygonaceae
Family (Traditional)Polygonaceae
GenusReynoutria
SpeciesReynoutria sachalinensis (F. Schmidt ex Maxim.) Nakai
Common NameGiant knotweed, Sachalin-Knöterich
Growth Habitforb
Plant NotesHabit: forb; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Terrestrial;
Leaf Arrangement: Alternate; Simple/Compound: Simple;
Fruit Color: ;
*Average C-Value: 0.0
C value N/A
StatusNot Native; AGCP (UPL), EMP (UPL) (NWPL)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

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 the accession number to view details; click on column headers to sort.

Counties included on distribution map: Johnson (KY), Trigg (KY), Montgomery (TN), Unicoi (TN)

Herbaria represented by specimen data listed below: APSC, UCHT

Range of years during which specimens were collected: 1987 - 1987

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
APSC0007320 Montgomery Tennessee
APSC
Reynoutria sachalinensis
APSC0007321 Montgomery Tennessee
APSC
Reynoutria sachalinensis
APSC0093517 Johnson Kentucky
APSC
Reynoutria sachalinensis
UCHT035699 Unicoi Tennessee
UCHT
Reynoutria sachalinensis
APSC0058961 Unicoi Tennessee
APSC
Reynoutria sachalinensis
APSC0007319 Trigg Kentucky 02 Sep 1987 Edward Chester
APSC
Reynoutria sachalinensis
APSC0093516 Johnson Kentucky
APSC
Reynoutria sachalinensis
APSC0058962 Unicoi Tennessee
APSC
Reynoutria sachalinensis
UCHT035700 Unicoi Tennessee
UCHT
Reynoutria sachalinensis
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Plant Photos

Reynoutria sachalinensis - Milo Pyne
Reynoutria sachalinensis - Milo Pyne
Reynoutria sachalinensis - Milo Pyne
Reynoutria sachalinensis - Milo Pyne
Reynoutria sachalinensis - Milo Pyne
Reynoutria sachalinensis - Milo Pyne