Checklist » Polygonaceae » Fallopia sachalinensis
Last updated 3/1/2018 by David Giblin.
Fallopia sachalinensis (F. Schmidt) Ronse Decr.[FNA5, HC2]
giant knotweed

Publication: Bot. J. Linn. Soc. 98: 369. 1988.

Origin: Introduced from eastern Asia

selected vouchers: WTU

Notes: Reaching 5 meters in height, but a relatively uncommon adventive in WA; more common in British Columbia and the north coast of California.

References:

» Sukopp, H. and U. Starfinger. 1995. Reynoutria sachalinensis in Europe and in the Far East: a comparison of the species ecology in its native and adventive distribution range, pp. 151-159. In: Py”ek, P., K. Prach, M. Rejmánek, and M. Wade, eds., Plant Invasions. General Aspects and Special Problems. SPB Academic Publishing, Amsterdam.
Synonyms & Misapplied Names:
Polygonum sachalinense F. Schmidt[HC]