Sexuality in organism

Plants May have both male and female reproductive structure in same plant- bisexual, or on different plants- unisexual

• in flowering plant the unisexual male flower is staminate that is bearing stamens, while the female is pistillate or bearing pistils/carpels

Unisexual equal dioecious

Bisexual equal monoecious 

Example of monoecious- kukur bits, coconut, maze, funeral, finance, green algae chara 

Example of dioecious- papaya date palm

Note-dioecious condition is also seen in non flowering plants like- marchantia ,cycus 

In chara male sex organ- anthridium,

And female sex organ- oogonium

In earthworm ,sponge , tapeworm, leech -Bisexual animal that possess both male and female reproductive organ 

Cockroach-unisexual  species