1、monotypic genus of palms of Australasia.
澳大拉西亞一個(gè)單子葉棕櫚樹屬。

2、monotypic family of aquatic plants having narrow leaves and small flowers.
水生單子葉植物的一科具有窄小的葉子和小花。

3、monotypic family of Mexican lizards.
墨西哥蜥蜴的單型科。

4、Monotypic genera are those which contain only one species.
單型屬就是指那些只包括一個(gè)種的屬。