Contributions from the United States National Herbarium Volume 21: Flora of the District of Columbia and Vicinity By Hitchcock, A.S. and Standley, Paul C. Books / Hardcover Nature › Plants Publisher: Washington Government Printing Office, January 1919 Price $25.04 Free Shipping Send to a friend Used - Good Good condition. No Dust Jacket Volume 21. Owner's name on endpage. (Plant Life, Botany, Washington DC) $25.04 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.