Chlamydomonas has haplontic life cycle hence showing zygotic meiosis or initial meiosis, as the plant body is haploid (n).

Marchantia and Funaria belonging to Bryophyta and they are known for sporic meiosis and haplo-diplontic life cycle and there is a heteromorphic alternation of generation. Fucus is a diploid (2n) brown algae shows gametic meiosis.