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, yellow. A larger species than the last, the bell-shaped flower being from one to one and a half inches long. Stem, forking, with 1 or 2 leaves below the fork. Leaves, narrower than the last, but like them perfoliate, the stem passing through them, oblong, oval, or egg-shaped, pointed. April to June.
In moist, rich woods over a wide range in the Atlantic States.
 
Continue to: