protandrous

protandrous

美 　英

• 網絡雄蕊先熟的；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，生產花蜜在花柱基部的。