prairie sunflower USDA PLANTS Symbol: HEPE
U.S. Nativity: Native
Habit: Forbs/Herbs
Helianthus petiolaris Nutt.

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Taxonomic Rank: Magnoliopsida: Asterales: Asteraceae
Native Range: Native to c US.; HICK

Selected Images from Invasive.orgView All Images at

Plant(s); Pike and San Isabel National Forests, south-central Colorado
Dave Powell, USDA Forest Service (retired),
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EDDMapS Distribution:
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

State(s) Where Reported invasive.
Based on state level agency and organization lists of invasive plants from WeedUS database.

Invasive Listing Sources:
Mid-Atlantic Exotic Pest Plant Council, 2005
New Jersey Department of Agriculture, Division of Plant Industry, 2004