A widespread, often weedy fern(Pteridium aquilinum) having large, triangular, pinnately compound fronds and often forming dense thickets.

• 欧洲蕨一种分布广泛，常为蔓生的（欧洲蕨蕨属）蕨类植物，具有大型、三角形羽状复叶，通常形成茂密的灌木丛