Usnea societatis Vain.
Thallus pendulous, to 40 cm long, rigid, uniformly pale yellowish-green, smooth, slightly shining, branching sympodial, secondary branches flaccid, pendulous. Branches 1-5 mm wide at base, attenuate towards apices, irregularly articulate-cracked, terete, slightly wrinkled, subfaveolate, smooth, sorediate, without papillae. Soredia becoming isidiate, spinulose, arising from small, fleck-like pseudocyphellae. Apothecia not seen. Chemistry: Salazinic and usnic acids.
N: Northland (including Three Kings Is). Coastal and lowland, on native vegetation, rarely on rocks.
Palaeotropical
