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whittema@ars.usda.gov
Phone: (202) 245-4550
Fax: (202) 245-4579
Room 133
3501 NEW YORK AVENUE, N.E.
ADMINISTRATION
WASHINGTON, DC, 20002-1958

Project List

	Taxonomy and Genetic Diversity Assessment of Landscape Trees and Shrubs

Publications

	INTROGRESSION, GENETIC STRUCTURE, AND TAXONOMIC STATUS IN THE CELTIS LAEVIGATA - C. RETICULATA COMPLEX (CELTIDACEAE)- (30-Dec-03)
	VALIDATION OF TWO INTERSPECIFIC HYBRID EPITHETS IN ILEX (AQUIFOLIACEAE)- (16-Dec-03)
	IN SEARCH OF NEW PLANTS- (07-Nov-03)
	SAWTOOTH OAK (QUERCUS ACUTISSIMA, FAGACEAE) IN NORTH AMERICA- (26-Dec-02)
	ULMACEAE- (29-Dec-02)