johnfranklin's Identifications

on a large exposed granitic boulder. isidiate. thallus underside (1st pic) light brown, differentiating it from X. conspersa

on bark of deciduous street tree

on hardwood bark

on hardwood branch

on silicic rock

on exposed silicic rock. thallus dark brown; steep pustules; lower surface tan-brown and mostly smooth (2nd pic)

on exposed silicic rock. thallus dark brown; lower surface tan-brown and mostly smooth (2nd pic)

Rare fertile thallus

on bark of a hardwood tree. characteristic lobes + pseudocyphellae; powdery soredia along the ridges and lobe margins

on hardwood branch. Phaeophyscia with bright orange medulla

on hardwood branch. sorediate. soralia shape and distribution matches that of this lovely species. so glad i finally found it!

on hardwood branch

on hardwood branch.
thin, yellowish-green, granular, crustose thallus; small, marginless, heavily blue-gray pruinose ascomata

on hardwood branch. i think i see soredia, which should make this like an old, scrungly Parmelia sulcata, but not sure

on hardwood street tree. sorediate i think

on hardwood branch

on granitic rock