绿藻亚门亚门

• 四爿藻纲（Chlorodendrophyceae）
• 绿藻纲（Chlorophyceae）
• 平藻纲（Pedinophyceae）
• 共球藻纲（Trebouxiophyceae）

Chlorophytina is a subphylum within Chlorophyta and includes five classes. It contains the more well-known green algae and is characterized by the presence of phycoplasts.

Taxonomy

Below is a consensus reconstruction of green algal relationships, mainly based on molecular data. Molecular phylogenies do not always agree on the position of species within Pedinophyceae.