T.E.R:R.A.I.N - Taranaki Educational Resource: Research, Analysis and Information Network

Placopsis (Placodioid lichen)

Kingdom:   Fungi
Division:    Ascomycota
Class:        Lecanoromycetes
Order:        Agyriales
Family:      Agyriaceae
Genus:       Placopsis
Species:     Placopsis

A placodioid lichen is a crustose lichen with a growth form that radiates out from a centre, sometimes peeling up at the ends of the radial arms to have a leafy form, but without a cortex on the underside, like a foliose lichen.

This Placopsis lichen was photographed on the Tongariro Alpine Crossing. Elevation 1525 m.

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