persistent perianth

• 宿存花被

persistent perianth的用法和样例：

例句

1. Utricles included in persistent perianth, globose, ellipsoid, or obovoid, membranous, indehiscent.
   胞果在宿存花被内藏，球状，椭圆形，或倒卵球形，膜质，不裂。