bryophytes are homosporous and monoecious but marchantia is dioecious.then is marchantia homosporous or heterosporous

Hai,
Marchantia is homosporous only.
Yes Marchantia also called as liverwort, is dioecious and has two different flowers male and female. Antheredia is on seperate plant and archegonia on seperate plant.
All bryophytes are homosporous.
The property homosporous represents the same size of gametes.
heterosporous represents different sizes of gametes,
Micro-male gametes, Macro-female gametes.