Byssotrema - Encyclopedia of Life

URI: http://eol.org/schema/terms/lichenous
Definition: Organism generally recognized as a single organism that consists of a fungus and an alga or cyanobacterium living in symbiotic association. Often attached to solid objects such as rocks or living or dead wood rather than soil.
Attribution: <a href='Modified from PLANTS Database Growth Habits Codes and Definitions: https://plants.usda.gov/growth_habits_def.html'>Modified from PLANTS Database Growth Habits Codes and Definitions: https://plants.usda.gov/growth_habits_def.html

Byssotrema is a genus of in the family Graphidaceae.