Diadelphous stamens occur in

In the flowers of . . . . . . ,the ovary is half-inferior.

Diadelphous stamens are found in:

The arrangement of floral members which are partly spiral and partly in whorls is known as:

Among Indigofera,Sesbania,Salvia,Allium,Aloe,mustard,groundnut,radish,gram,and turnip,how many plants have stamens of different lengths in their flowers?

Bracts are present in the flowers of ..........