Fallopia x bohemica

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5398533
Taxonomy
Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Polygonales
Family: Polygonaceae
Genus: Fallopia
Species: F. x bohemica
Scientific Name
Fallopia x bohemica
(Chrtek & Chrtková) J.P.Bailey
Scientific Name Synonym
Polygonum x bohemicum
(J. Chrtek & Chrtkovß) Zika & Jacobson [cuspidatum x sachalinense]
Common Names

Bohemian knotweed

Overview

Appearance
Fallopia x bohemica is a perennial that can grow from 6-12 ft. (1.8-3.7 m) tall.
Foliage
Stems are usually erect, clustered, and glabrous. Leaves are ovate, base is truncate to cordate, entire margins, and acute tips.
Flowers
Flowers are white to pink, 0.16-0.24 in. (4-6 mm), tepals are obovate to elliptic, and apex is obtuse to acute. Flowering occurs between July and October.
Fruit
The fruits are dark brown in color, shiny, 0.08-0.12 (2-3 mm) long, smooth, and three sided with flat wings that are 0.06-0.08 in. (1.5-2.1 mm) wide.
Ecological Threat
Fallopia x bohemica prefers disturbed areas such as fields, pastures, and along roadsides and railways. It is native to Japan.

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