phaeophyceae is also called
brown algae
in brown algae food is stored in the form of
laminarin ans mannitol
pigments present in phaeophyceae
chla c xanthophylls carotenoids
olive green to shades of brown
xanthophyll fucoxanthin
filamentous and colonial brown algae
ectocarpus
The vegetative cells have a cellulosic wall
usually covered on the outside by a gelatinous coating of
algin
The plant body is usually attached to the substratum by a
holdfast fond stripe
Asexual
reproduction in most brown algae is by
biflagellated zoospore pear shape with two unequal lateral flagella
The gametes are
pyriform
example are
ectocarpus kelp fucus lamminaria sarcossa dictyota