Authoritative, encyclopedic, lavishly illustrated guide to the trees of the state and region—from the Morris Arboretum, the official arboretum of the Commonwe

Common and uncommon tree species described in engaging detail. Covers trees found in small woodlots, deep forests, backyards, and reverting fields.

Learn to Identify Trees in Pennsylvania! With this famous field guide by award-winning author and naturalist Stan Tekiela, you can make tree identification simp

The second edition of The Plants of Pennsylvania is the authoritative guide to identifying the nearly 3,400 species of flowering plants, ferns, and gymnosperms