Calicium sequoiae

Calicium sequoiae is a crustose lichen that has only been found growing on old-growth redwood trees in California. It is a species of stubble lichen (pin lichen, (genus Calicium) in the Caliciaceae family. Apothecia are white-powder coated (pruinose). The unusual spores have spiral ridges.

Calicium sequoiae

Calicium sequoiae is a crustose lichen that has only been found growing on old-growth redwood trees in California. It is a species of stubble lichen (pin lichen, (genus Calicium) in the Caliciaceae family. Apothecia are white-powder coated (pruinose). The unusual spores have spiral ridges.