This section is from the book "Harper's Guide To Wild Flowers", by Caroline A. Creevey. Also available from Amazon: Harper's Guide To Wild Flowers.
Family, Composite. Color, white. Flowers, in heads, about 5, making a grayish corymb, with bracts. Pappus, hair-like bristles standing in a single row. Leaves, opposite, sessile, rough, long, narrow, finely serrate. Late summer.
Common in sandy bogs and marshes from Long Island southward. A rough, coarse, uninteresting plant.
 
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