Thallus: creramy to whitish, verrucose-rimose to ±furfuraceous, very variable.
Apothecia: black, constricted at base, usually with pruinose disk and often with a yellowish-orange margin.
Hypothecium: hyaline to pale straw coloured
Excipulum: hyaline to pale straw coloured
Ascospores: 1-septate, hyaline, (14-)15-19(-22) x 6-7(9-) µm
Chemistry: atranorin and usually zeorin.
Distribution and Ecology: Common and widespread in New Zealand.
Notes: A very variable species.
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