Physciaceae Physconia distorta Growth type foliose Chemical results: Cortex and medulla K- Widespread on well-lit trunks and branches of basic or nutrient-rich trees, often growing over moss. Occasional on rocks Lobes green when wet, brownish-grey dry, tips white-pruinose. Often small lobules in centre of thallus. Under-surface black in centre with black 'bottle-brush rhizines. Apothecia frequent, brown with coarse pruina and thick margins. Pycnidia frequent. Spores brown, 1-septate, 25-40 x 12-20 µm. Microscope photograph below.

Microscope photograph

Physconia distorta
On Oak and Sycamore. Holton Lee and Kimmeridge, Dorset. October 2012 and January 2013