Herbaceous peonies

• 芍药

Herbaceous peonies的用法和样例：

例句

1. In the secondary phloem of Tree Peony metaphloem was dominative in the root's secondary structure, which was just opposite to Herbaceous Peony.
   根次生结构，牡丹根次生韧皮部占主要部分，而芍药根次生木质部占主要部分。