|Class 12 Biology Reproduction In Organisms||Sexuality in organisms|
The flowers having either male or female reproductive structure are called unisexual or dioecious or heterothallic Example- papaya, date palm.
Fig. papaya flowers
The flowers having both male and female reproductive structures are called bisexual or monoecious or homothallic Example- hibiscus, coconuts.
In plants the unisexual male flower is staminate as it bears stamen and unisexual female flower is pistillate as it bears pistil.
Some animals possess both male and female reproductive organs. Such animals are called as bisexual or hermaphrodites or Example- earthworm, frog, bird.
Animals having either male or female reproductive structures are called unisexual or dioecious Example- human.
Fig. human being