by Cristol Fleming, Marion Blois Lobstein, and Barbara Tufty ; with a foreword by Stanwyn G. Shetler

Johns Hopkins University Press 1995 Johns Hopkins paperbacks

: pbk

Available at 1 libraries

edited by Stanwyn G. Shetler, Laurence E. Skog

Missouri Botanical Garden 1978 Revised Monographs in systematic botany from the Missouri Botanical Garden v. 1 , Flora North America report 84

Available at 3 libraries