A global citizen science platform
to discover, share and identify wildlife
Crustose lichen. Up to 12 inches diameter. Gray-green, with an indistinct margin. Apothecia sessile, ca. 3 mm in diameter; prominent; lecanorine (Plate-shaped with a dark, narrow, marginal ring). Disks dark gray with a slight metallic purple-brown sheen.
Growing on boulders on east side of Orange Trail.