A clade may contain many grades.

一个进化枝可能包括许多进化级。

Cooperi constitute as a monophyletic clade;

②木犀属植物是一单系类群；

Significant results were showed by phylogenetic analysis: (1) multiple sequences from the same species group clustered in monophyletic clade;

系统发生分析指出：（1）来自同一形态种组的多个序列聚成单系；

Speciation can also be happened with a long term evolutionary process, through the vicariance or dispersal events and cause a monophyletic clade within high diversity taxa on the species level.

以及地理空间上长期发生之扩散分化或分裂分化导致之种化事件，显示在一封闭岛屿的属内种化事件仍可能由多起源因素所致。