birch
1. birch or birch.en \'b*rch\ \'b*r-ch*n\ n [ME, fr. OE beorc; akin to OHG birka birch, L fraxinus ash tr]ee, OE beorhyt bright - more at BRIGHT 1: any of a genus (Betula of the family Betulacaea, the birch family) of monoecious deciduous usu. short-lived trees or shrubs having simple petioled leaves and typically a layered membranous outer bark that peels readily 2: the hard pale close-grained wood of a birch 3: a birch rod or bundle of twigs for flogging - birch. aj 2. birch vt : to beat with or as if with a birch : WHIP
Webster's English Dictionary