liberty cap
noun
1
- a common small European toadstool which has a greyish-brown cap with a distinct boss and a long thin stem, containing the hallucinogen psilocybin自由帽（欧洲小伞菌, 菌盖灰褐色, 生有明显圆突和细长菌颈, 含有幻觉剂二甲-4-羟色胺磷酸）。参见 MAGIC MUSHROOM.
1.1
- Psilocybe semilanceata, family Strophariaceae, class Hymenomycetes拉丁名 Psilocybe semilanceata,球盖菇科, 膜胞藻纲。
2
- another term for CAP OF LIBERTY.