boreal cup lichen References boreal cup lichen organism Ask Anything Homework Help Also known as: Cladonia borealis Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: cup lichenBoreal cup lichen (C. borealis) has red cups on a pale green thallus and is native to northern North America. Read MoreBoreal cup lichen (C. borealis) has red cups on a pale green thallus and is native to northern North America. Read More