Archaeplastida or archaeplastids, sometimes also regarded as the kingdom Plantae sensu lato, are a large group of eukaryotes comprising the major clades Viridiplantae and Rhodophyta, as well as the mi

The glaucophytes, also known as glaucocystophytes or glaucocystids, are a small group of unicellular algae found in freshwater and moist terrestrial environments, less common today than they were duri