class Diatomophyceae
family Chlamydomonadaceae
family Nostocaceae
rhodophyte
Chlamydomonadaceae
Chondrus
class Bacillariophyceae
genus Chondrus
Diatomophyceae
Nostocaceae
confervoid
tang
stephanocytic
seaweed
Fucus serratus
chlorococcoid
polyspore
serrated wrack
trichophore
sargassum
cladophoralean
red algae
stichidium
carrageenin
crimson tide
periplast
carrageenan
Laminariales
chlorophyll c
chlorofucin
order Laminariales
alariaceous
rhoipteleaceous
rhodomelaceous
slender sea lettuce
zoospore
ectocarpic
sphaerospore
plantlike flagellate
characeous
family Oscillatoriaceae
prymnesiophyte
ulotrichalean
Oscillatoriaceae