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.
Color, white. Leaves, opposite, clasping, often joined at base so as to make the stem appear to pass through them, serrate, much wrinkled. Summer.
A well-known plant formerly much used as tea for medicinal purposes by home practitioners. Flowers in large corymbs. 2 to 4 feet high. Low grounds, widely diffused.
E. verbenaefolium. - Leaves, large, veiny, ovate or lance-shaped, cut or coarsely toothed near the base. The lower often in threes, upper alternate.
Near the coast in low or swampy grounds.
 
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