protandrous

单词protandrous

基本解释

网络: 雄蕊先熟的；雄性先熟；雄性先成熟

例句

• Flowers 4-me rous, often protandrous, with floral tube, producing nectar at base of style.

  花4瓣，通常具花被管，生产花蜜在花柱基部的。