Oxneria fallax

About

Oxneria fallax, also known as the hooded sunburst lichen, is a small yellow-orange to red-orange foliose lichen that grows on bark or rarely on rock or bone. It is found all over the world except very dry areas. In Nepal, O. fallax has been reported from 3,200 to 3,400 m elevation in a compilation of published records.

Summary from Wikipedia