To which subclass is the plant shown in the figure assigned?

Presence of ochreate stipules is a characteristic feature of the family

Staminodes occur in which family?

$Colchicum$ $autumnale$ is a member of which family?

In the Bentham and Hooker system of classification, the position of certain families like Ceratophyllaceae, Callitrichaceae, and Empetraceae is uncertain, and these unrelated families are placed in a group called "Ordines anomali". This group is included in:

Rauwolfia serpentina belongs to the family .....