lichen-Heterodermia hypoleuca

Heterodermia hypoleuca

Heterodermia hypoleuca photo by Bob Klips

Heterodermia hypoleuca photo by Bob Klips

Heterodermia hypoleuca

Heterodermia hypoleuca photo by Bob klips

Heterodermia hypoleuca lobe margins photo by Bob Klips

Heterodermia hypoleuca lobe margins photo by Bob Klips

Heterodermia hypoleuca apothecia

Heterodermia hypoleuca apothecia photo by Bob Klips

DIAGNOSTIC FEATURES:  Gray, fibrous, hard cortex; white, fibrous, soft undersurface at tips; NIS; cortex and medulla K+ yellow;  compare with Physcia spp., cortical undersurface and H. squamulosa which is usually densely squamulose.

ECOLOGY: Widespread but not abundant on trees in the eastern US; scattered in Ohio, more common in the southeastern counties; on bark and rock.

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