[Phylum] Rhodophyta [Morphology] Most multicellular; some unicellular [Reproduction] Alternation of sexual and asexual generations [Example] Botryglossum farlowianum [Common name] 
Red algae
E u g l e n o i d s
D i n o f l a g e l l a t e s
D i a t o m s
G o l d e n a l g a e
B r o w n a l g a e
G r e e n a l g a e
R e d a l g a e