LICHALP

Umbilicaria cinereorufescens (Schaer.) Frey

Syn.: Gyrophora cinereorufescens (Schaer.) Schol., Gyrophora mammulata Ach., Umbilicaria vellea (L.) Ach. f. cinereorufescens Schaer.

Lichenised.

Substrate: siliceous rocks

Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the nival belt (above the lower limit of perennial snow and glaciers)

Note: a holarctic species also known from the mountains of Africa found on wind-exposed, vertical or slightly underhanging surfaces of hard siliceous rocks in humid upland areas (frequent fog and high rainfall), but in apparently dry situations.