bracket fungus
noun
1- a fungus which forms shelf-like projections on the trunks of living or dead trees, sending hyphae into the wood and sometimes causing the death of the tree or decay of the timber檐状菌, 多孔菌。
1.1
- Several families in the order Aphyllophorales, class Hymenomycetes.层菌纲, 多孔菌目, 数科。