Rhododendron arborescens (Pursh) Torrey [ Azalea arborescens Pursh]
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Rhododendron arborescens (Pursh) Torrey
[Azalea arborescens Pursh] [Ericaceae]
A. Lounsberry, E. Rowan, Guide Trees: t. 75 (1900) [E. Rowan]