THE BEGINNINGS OF PLANT HYBRIDIZATION Morris Arboretum Monograph 1.
University of Pennsylvania Press, 1935. 1st edn. 8vo. Original gilt lettered blue cloth (top edge dust stained - otherwise VG). Pp. xiii + 231, illus with b&w frontispiece and plates (previous owner's inscription on front endpaper and neat pencil annotations in margins). More

