Thin-Leaved Sunflower
Helianthus decapetalus
Family: Daisy (Comositae)
Note the way the larger leaves narrow obruptly into long, winged petioles. Upper leaves sometimes alternate. Leaves thin; stem smooth. Rays often 10 as scientific name hints.
Height: 2-5 feet
Found: Moist woods, banks and thickets.
Blooms: August-October
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