usnea barbata

2 definitions found

usnea barbata - Collaborative International Dictionary of English v.0.48 :

  Treebeard \Tree"beard`\, n. (Bot.)
     A pendulous branching lichen (Usnea barbata); -- so called
     from its resemblance to hair.
     [1913 Webster]

usnea barbata - WordNet (r) 2.1 (2005) :

  Usnea barbata
      n 1: greenish grey pendulous lichen growing on trees [syn:
           beard lichen, beard moss, Usnea barbata]