Spring flora for beginners and amateurs : consisting of descriptions of the early flowering herbaceous and woody plants, with simple keys for their identification; also a key for the identification of trees and shrubs based on leaf and twig characters. Being a new edition of W.A. Kellerman's Spring flora of Ohio, revised and extended so as to cover the area of Ohio, Indiana and adjacent states - Kellerman, W. A. (William Ashbrook), 1850-1908 (G.W. Tooill, 1914)