The discovery and study of apetalous sterility mutant in Brassica napus l.
甘蓝型油菜无花瓣品系雄蕊雌化不育系的发现和遗传研究。
2
Any of various plants of the genus Thalictrum, having compound leaves and clusters of small white, yellowish, or purplish apetalous flowers.
一种唐松草属植物，长有复合叶片，开串串白色、微黄色或微紫色的无瓣小花。
3
A perennial plant of the genus Sanguisorba, having pinnately compound leaves and apetalous flowers. The young leaves are sometimes added to salads as a garnish.