Melethallia or Green Algae; Green algae (Yokusou than) is traditionally the algae entire brown algae , red algae , was meant as one of the cases were divided into green algae, and now, Viridiplantae algae plant gate Chlorophyceae The Takuson often mean. In other words, it takes a broad and narrow attention there. Algae green algae Viridiplantae other than the narrow sense, to say that in some cases, such as green algae divide. Ernst Heinrich Philipp August Haeckel (16 February 1834 – 9 August 1919) was a German biologist, naturalist, philosopher, physician, professor, and artist who discovered, described and named thousands of new species, mapped a genealogical tree relating all life forms, and coined many terms in biology.