雄全同株植物簇花芹花期性别分配与开花式样

张振春, 谭敦炎

Floral sex allocation and flowering pattern in the andromonocious Soranthus meyeri(Apiaceae)

ZHANG Zhen-Chun, TAN Dun-Yan

图3 簇花芹花序及花的分布。A, 植株上花序的分布。B, 伞形花序上雄花和两性花的分布。a, 一级复伞形花序; b, 二级复伞形花序; ○, 外围花; ⊙, 中间花; ●, 中央花。

Fig. 3 Arrangement of flowers and umbels within the inflorescence of Soranthus meyeri. A, Distribution of umbels on an individual plant. B, Distribution of staminate and hermaphrodite flowers in an umbellet. a, primary umbel; b, secondary umbel; ○, outer flower; ⊙, intermediate flower; ●, central flower.