knotweed

/not-weed/US // ˈnɒtˌwid //UK // (ˈnɒtˌwiːd) //

结缕草,结草,绳结草,节草

Definitions

n.名词 noun

1
- : any of several knotty-stemmed plants belonging to the genus Polygonum, of the buckwheat family.

There are many edible invasive plants and weeds out there, like knotweed and some species of pokeweed.
Japanese knotweed, for all its invasive attributes, was an ornamental plant for the Victorians.
It is Polygonum Virginicum, and so far without a common name, unless Virginia knotweed be satisfactory.
Those of us who are gardeners will certainly agree that “unfortraedde” is the right name for knotweed.
A common roadside flower is the Pink Knotweed, with its branching stems and groups of bright pink flowers.