Book ID: 48652
Flora of North America
North of Mexico. Volume 02. 1993. 75 line drawings. 607 maps. XVI,475 p. 4to. Cloth.
Volume 2 deals with Pteridophyta:Introduction, Keys to Major Taxa:Pteridophytes (Ferns),Psilotaphyta toAzollaceae, and Gymnosperms:Cycadophyta to Ephedraceae.