lichenとは何ですか？
lichenとは何ですか？
- A fungus, usually of the class Ascomycetes, that grows symbiotically with algae, resulting in a composite organism that characteristically forms a crustlike or branching growth on rocks or tree trunks.
- Pathology Any of various skin diseases characterized by patchy eruptions of small, firm papules.
- To cover with lichens.