Usnea lichens (Beard lichens)
Common name: Beard lichens
Usnea is a genus of mostly pale greyish-green fruticose lichens that grow like leafless mini-shrubs or tassels anchored on bark or twigs and fence posts. The genus is in the family Parmeliaceae. It grows all over the world. Usnea sbranches have a circular cross-section and are pendulous. Like other lichens it is a symbiosis of a fungus and an algae.
This species of Usnea was on a wind fallen branch roadside Mt Egmont/Taranaki
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