Plants

Freak trees of the State of New York

The Oak: A Popular Introduction to Forest-botany

A synopsis of the palms of Puerto Rico

Trees of the Forest: Their Beauty and Use

Michigan Trees: A Handbook of the Native and Most Important Introduced Species

Floral Illustrations of the Seasons

Forestry for Farmers

Trees of Indiana First Revised Edition (Publication No. 13, Department of Conservation, State of Indiana)

Summer Flowers of the High Alps

The Story of a Thousand-Year Pine

The Daffodil Fields

The Man Who Climbs Trees

The botanist's repository for new and rare plants; vols 1 & 2

Ferns of Hawaii National Park

Fossil Forests of the Yellowstone National Park

The Study of Plant Life

The Botanical Lore of the California Indians with Side Lights on Historical Incidents in California

Low-maintenance Perennial Combinations

Orchid Care 101

Wildlife in Your Garden