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Photographer: Merel R. Black
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Family Asteraceae
Helianthus strumosus L.
pale-leaved woodland sunflower, rough-leaved sunflower
Helianthus: derived from two Greek words helios, "sun," and anthos, "flower," in reference to the sunflower's supposed tendency to always turn toward the sun
strumosus: Latin for "swelling" or "tumor"
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| Status: | Native |
| Plant: | erect, perennial, 2'-6' tall forb; stems smooth below the inflorescence but often with a whitish fuzz |
| Flower: | head 1 1/2" - 4" wide, 8-15 yellow rays, disk yellow; unequal bracts (phyllaries) usually the same or slightly longer than the disk, pointed, and slightly spreading; blooms July-Sept. |
| Leaf: | lower mostly opposite, upper becoming alternate; usually widely lance-like to narrowly oval, thick, firm, upper side rough to fuzzy, lower side fuzzy, short winged stalk, shallow or no teeth  |
| Habitat: | full to partial sun; dry to moderate moisture; woods; in sandy, loamy soil |
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