butter cap
noun
1- a buff-coloured woodland toadstool with a greasy cap, found in both Eurasia and North America and typically growing in tufts and often in rings乳酪状金钱菌。
1.1
- Collybia butyracea, family Tricholomataceae, class Hymenomycetes.拉丁名 Collybia butyracea,口蘑科, 层菌纲。