class Heterokontae
Heterokontae
Chrysophyceae
class Chrysophyceae
class Chlorophyceae
Chlorophyceae
euglena
Xanthophyceae
class Xanthophyceae
prasinophyte
euglenophyte
euglenid
euglenoid
Euglenophyta
division Euglenophyta
genus Euglena
Heterokontophyta
division Heterokontophyta
hexadecaflagellate
cladophoralean
desmid
basiflagellum
Phytomastigina
volvocinaceous
subclass Phytomastigina
dasyclad
Euglenaceae
family Euglenaceae
phycology
algology
algae
pondweed
genus Trichodesmium
palmelloid
axostyle
family Nostocaceae
sea moss
diplomonad
zoospore
Volvox
floridean
genus Volvox
Nostocaceae
order Volvocales
Volvocales
chlorofucin
chlorophyll c
nonflagellate
sea-lettuce family
Ulvaceae