Vegetable Teratology An Account Of The Principal Deviations Fro
Chapter 9
HETEROGAMY 190
Change in the position of male and female flowers, 191--From monoecious to dioecious condition, 193--From dioecious to monoecious, 193--From hermaphroditism to unisexuality, 195--From unisexuality to hermaphroditism, 197--Pollen replaced by ovules, 201.