Floral organogenesis in Hydrangea aspera (Hydrangeaceae)
马桑绣球(绣球科)的花器官发生和发育

To provide data of floral development for the subsection Asperae, section Hydrangea of the genus Hydrangea, and to have a further insight into the floral morphological evolution of this genus, the organogenesis of fertile flowers in Hydrangea aspera was e