Flora of North America: Volume 3: Magnoliophyta: Magnoliidae and Hamamelidae

Provides information on many of the familiar wildflowers and trees in North America. This work includes treatments of the buttercup family (Ranunculacaeae), with such plants as delphiniums and columbines, and the poppy family (Papveraceae). It covers various broadleaf tree species, including the oaks, elms, birches, walnuts, and plane trees.