tree-fern

例句：

1. 1. The forest is home to a variety of tree ferns.
   森林里生长着各种各样的树蕨。
2. 2.Tree ferns are known for their ability to survive in harsh environments.
   树蕨因其能在恶劣环境中生存而闻名。
3. 3. In the spring, tree ferns bloom with bright green leaves.
   春天，树蕨开出鲜绿色的叶子。