Waterclover
《英文msh詞典》Waterclover
[同義詞] Waterclover
[主題詞] Marsileaceae
[英文釋義] A plant family of the order Hydropteridales,class Filicopsida,division PTERIDOPHYTA. They are aquatic ferns with quatrifoliate leaves resembling four leaf clover,creeping rhizome,and bean shaped sporocarps.