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, pale blue, sometimes white. Leaves, upper, heart-shaped, pointed; lower, kidney-shaped, crenate, ovate to lance-shaped, with cut, fringed stipules. Flowers, many, on long peduncles, axillary. Rootstock branched, sending up tufts of slender stems, leafy to the top, 2 to 6 inches high. Spur of corolla half the length of the petals. Stem, at first simple, erect; later, produces low, reclining branches on which, from the same axils where the early blossoms appeared, cleistogamous flowers on short peduncles are borne. March to May.
In shady grounds, moist or wet soil. Quebec to Minnesota, southward to Kentucky and North Carolina.
 
Continue to: