Evernic acid is an organic compound and depside with the molecular formula C17H16O7.

[2] Evernic acid was first isolated from the lichen Usnea longissima.

[3][4] Evernic acid is soluble in hot alcohol and poorly soluble in water.

[5][6][7] Evernic acid is produced by the lichens Ramalina, Evernia, and Hypogymnia.

[8] This article about an organic compound is a stub.