Alan Whittemore [ United States ]
United States National Arboretum
Address United States National Arboretum 3501 New York Avenue, NE Washington, D. C. 20002-1958 U.S.A.
Phone (202) 245-4550
Email whittema@ars.usda.gov
Flora Treatments (at www.efloras.org)
Flora of China Ulmaceae Co-author published