How far does Selaginella one of the few living members of lycopodiales (pteridophytes) fall short of seed habit.

Question

Philoid · Accepted Answer

Due to the following reasons Lycopodium and Selaginella fall short of seed habit:

• Embryo was retained within the female gametophyte upto the development of rhizophore, roots and leaves only. Hence,there is no complete retention of embryo.

• The seeds of Selaginella and Lycopodium failed to develop protective covering called the integument.