This bibliography consists of three parts. The first part, Main References, includes the principal published sources and references being used in the preparation of the revised "Checklist of the Flora of the Washington-Baltimore Area." The second part provides selected Additional References that pertain to the flora of the area. Part three lists selected Popular Guides to the plants of the region. [Last updated 2 Dec 2008]
Note: These books are not for sale by us, but may be available through your local bookseller. Some of the out-of-print references may be available from used booksellers; otherwise, they can only be consulted through libraries.