Rhododendron Glenn Dale hybrid azaleas / / U.S. National Arboretum
Pubbl/distr/stampa
Washington, DC : , : U.S. Department of Agriculture, Agricultural Research Service, U.S. National Arboretum Plant Introduction, Floral and Nursery Plants Research Unit, , 2008
Descrizione fisica
1 online resource (5 unnumbered pages) : color illustrations