Skull Moss

Type: Concept

As of November 2026, Skull Moss has been mentioned in one podcast episode on Morbid | Podcast (Oct 2025). Explained as moss growing on exposed skulls (Ireland) believed to absorb 'vital spirit' and used for nosebleeds and wounds.

Usnea is a genus of fruticose lichens in the large family Parmeliaceae. The genus, which currently contains roughly 130 species, was established by Michel Adanson in 1763. Species in the genus grow like leafless mini-shrubs or tassels anchored on bark or twigs. Members of the genus are commonly called old man's beard, beard lichen, or beard moss. Usnea lichens are characterized by their shrubby growth form, elastic branches with a central cord, and distinctive soralia that produce vegetative pro