The dandelion is a perennial plant.

该蒲公英是一种多年生的植物。

Urtica is a kind of perennial plant.

荨麻是一种多年生草本植物。

The common buttercup is a popular perennial plant.

这种常见的金凤花是一种很受欢迎的多年生植物。

A perennial plant (Eupatorium coelestinum) of the southeast and central United States, having corymbs of small blue flowers.

雾龙泽兰：一种常绿植物，（破坏草泽兰属） 产于美国东南及中部，有青紫色小的伞状花序。

Gramineae life form was made up of perennial plant and annual plant and the ecotype was consisted of mesophyte and xerophyte.

生活型为多年生植物和一年生植物，生态型为中生植物和旱生植物两种类型。