Biodiversity Heritage Library
By "Doak, Clifton Childress, 1895-"
Evolution of foliar types, dwarf shoots, and cone scales of Pinus; with remarks concerning similar structures in related forms;
By: Doak, Clifton Childress,
Publication info: Urbana, Ill.,University of Illinois,1935
Contributed by: University Library, University of Illinois Urbana Champaign