A guide to the trees / by Alice Lounsberry, author of ''A guide to the wild flowers'' with sixty-four coloured and one hundred and sixty-four black-an(...)

A guide to the trees / by Alice Lounsberry, author of ''A guide to the wild flowers'' with sixty-four coloured and one hundred and sixty-four black-and-white plates and fifty-five diagrams by Mrs. Ellis Rowan illustrator of ''A guide to the wild flowers'' ; with an introduction by Dr. N.L. Britton Emeritus Professor of Botany, Columbia University, author of ''An illustrated flora,'' and Director-in-Chief of the New York Botanical Garden.