Flora of New Zealand Series

Lectotype (fide Hayward, 1977): New Zealand, Otago. W.L. Lindsay, H-NYL 6110.

Thallus green-grey to cream-white, sometimes dirty and dingy, continuous to minutely fissured or occasionally disappearing. Lirellae emergent to prominent, flexuous but generally unbranched, 0.5-2 × 0.3 mm, thalline margin lacking, proper exciple black, distinct, closing with a narrow slit, the base closed, black, quite heavily carbonised. Ascospores 8 per ascus, (6-7)-9-locular, 5-9 × 20-36 µm. Chemistry: Nil.

N: Three Kings Is, to Taranaki including off-shore island groups in Northland and Bay of Plenty. S: Otago (Dunedin), Southland (Bluff). St: (Herekopere I.). On bark of both native and introduced trees and shrubs, mainly coastal and lowland.

Endemic