Chlorophyll $e$ is typically found in .........

In algae,asexual reproduction occurs by the production of different types of spores. The most common type of spore is

$A$ : Sexual reproduction shows considerable variation in the type and formation of sex cells in members of $Chlorophyceae$.
$R$ : It may be isogamous,anisogamous and oogamous.

Which of the following is incorrect regarding Chara?

Who is popularly known as the "Father of Phycology"?

Zygospore is