Dimelaena oreina, the golden moonglow lichen, is a greenish yellow placodioid lichen.[2] The color of the greenish yellow thallus is derived from usnic acid in the cortex.[2]
The lichen grows on steep surfaces of hard siliceous rock from 400 to 2,800 metres (1,300 to 9,200 ft).[2] It has a worldwide distribution outside the tropics, Australasia, and Antarctica.[2] It is common in the Sonoran Desert of Arizona, California, Baja California, Baja California Sur, Sonora, Mexico, and Chihuahua, Mexico.[2]
Dimelaena oreina, the golden moonglow lichen, is a greenish yellow placodioid lichen. The color of the greenish yellow thallus is derived from usnic acid in the cortex.
