Solution:
Porella is a liverwort with leaf like appendages and the stem like structure. Such nature is not seen in other liverworts like Pellia, Riccia and Marchantia which have thalloid body with dichotomous branching.
A liverwort with two rows leaf like appendage on stem like structure is
Porella is a liverwort with leaf like appendages and the stem like structure. Such nature is not seen in other liverworts like Pellia, Riccia and Marchantia which have thalloid body with dichotomous branching.