|silversheath knotweed|| USDA PLANTS Symbol: POAR5
U.S. Nativity: Exotic
|Polygonum argyrocoleon Steud. Ex Kunze|
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Taxonomic Rank: Magnoliopsida: Polygonales: Polygonaceae
|Native Range: temp. Asia & Europe (GRIN);|
|Selected Images from Invasive.org||View All Images at Invasive.org|
This map is incomplete and is based only on current site and county level reports made by experts and records obtained from USDA Plants Database. For more information, visit www.eddmaps.org
State(s) Where Reported invasive.
Based on state level agency and organization lists of invasive plants from WeedUS database.
|U.S. National Parks where reported invasive:|
|Death Valley National Park (California)|
Lake Mead National Park (Nevada)
|Invasive Listing Sources:|
|Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007|