Tar lichen,(Verrucaria maura) is a lichen that forms a thin,matt-black layer on rock surfaces that can resemble an oil stain. Reproductive bodies may be present as tiny black spots. Under magnification the surface is seen to be covered with a mesh of fine cracks that resembles dried mud | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 5760 px × 3840 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |