peltigera aphthosa malacea growing in forest. peltigera aphthosa growing among moss. peltigera aphthosa close-up.

malacea lichen green background surface peltigeraceae ecology environment moss peltigera nature texture closeup natural rough freckle weathered felt biology botany leafy plant dog pattern textured fungi summer flora photo color karelia freckled distribution outdoor pelt families growth nostoc garden symbiont northern cyanobacteria lichenized peltigerales horizontal raffled white cephalodia