The opium poppy, Papaver somniferum; (also) a variety of this having white flowers and seeds, P. somniferum var. album.
Old English; earliest use found in Pseudo-Apuleius' Herbarium.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。