Duravia (S. Watson) Greene. Subfamily: Polygonoideae. Tribe: Polygoneae. Knotweed.
A genus of about 20 species, shrubs, subshrubs, and annual herbs, of western North America (with one species in e. North America).
Other Comments: See note under Polygonum.
Ref: Brandbyge (1993) In Kubitzki, Rohwer, & Bittrich (1993); Costea & Tardif (2003a); Costea, Tardif, & Hinds (2005f) In Flora of North America Editorial Committee (2005); Ronse De Craene, Hong, & Smets (2004). Show full citations.
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