#family_Usneaceae__Usneaceae  fruticose lichens having prostrate or erect or pendulous thalli: genera Usnea; Evernia; Ramalina; Alectoria
  supertype:  fungus_family  includes lichen families
  member of:  division_Lichenes
  member:  genus_Usnea__Usnea  widely distributed lichens usually having a grayish or yellow pendulous freely branched thallus
     member:  beard_lichen__beardlichen__beard_moss__Usnea_barbata  greenish gray pendulous lichen growing on trees
  member:  genus_Evernia__Evernia  lichens of the family Usneaceae having a pendulous or shrubby thallus
  member:  genus_Ramalina__Ramalina  shrubby lichens of the family Usneaceae having a flattened thallus
  member:  genus_Alectoria__Alectoria  lichens having dark brown erect or pendulous much-branched cylindrical thallus
     member:  horsehair_lichen__horsehairlichen__horsetail_lichen__horsetaillichen  any of several lichens of the genus Alectoria having a thallus consisting of filaments resembling hair

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