Term: rhodophyta ( red algae)
Literally meaning: “red plant”
Origin: Anc Greek
ρόδον/rodon(=rose) >ροδή/rode(=rosebush) >ραδανός/radanos(=soft, delicate, smooth)
+φυτό/phyto(=plant) > φύω/phyo(=germinate, grow)
named by the presence of the pigment phycoerythrin
Rodophyta are mainly red marine algae which are considered as the most primitive eukaryotic algae.