Scientific Name
Helianthus angustifolia

Common Name
Swamp sunflower; Narrow-leaved sunflower

Life Cycle: Perennial

Height: 6 to 10 feet
Flower/fruit: 2 to 3 inch flowers with a purplish brown disk and 10 to 20 petals; narrow, pointed, hairy bracts
Flowering Season: Fall
Foliage: Up to 7 inch, very narrow, rough, simple, hairy leaves pointed at the tip; hairy stems; often has untoothed, stalkless cluster of smaller leaves in the axils
Site: Sandy woods, wet prairies, thickets, low pinelands, flat woods, moist road shoulders, bogs, swales, ditches
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