Three small patches on 7th Ave park wall now. It's spreading.
Very bony and furry poo. Definite rodent teeth present.
Much stiffer to the touch than candleflame lichens. Lobes ascending from substrate. Smallest rule 0.1 mm
One of several X. parietina thalli on the bark of a young Liriodendron.
On tree bark with other lichens.