This section is from the book "Who's Who Among The Wild Flowers", by W. I. Beecroft. Also available from Amazon: A Field Guide to Edible Wild Plants.
Horseheal: Yellow Starwort.
Inula Helenium. Composite Family. July - Sept.
Plant 2 - 6 feet tall. Found in roadsides, fields, damp pastures. Naturalized from Europe. Minnesota and Missouri east to Nova Scotia, south to South Carolina.
Yellow, solitary or few, 2 - 4 inches across, rays long and narrow.
Large, white-veined, rough above, woolly beneath, toothed; lower leaves stemmed, upper ones partly clasping plant stem.

Elecampane.
 
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