Flora of the Northeast: A Manual of the Vascular Flora of ...
Dennis W. Magee
Weatherby, Charles Alfred Weatherby Charles Alfred Webb & Berth. Webb, Philip Barker, and Berthelot, Sabin Weber, G. H. Weber, Georg Heinrich Wedd. Weddell , Hugh Algernon Weddell Hugh Algernon Weston Richard Wettst. Wettstein ...