Epigynous flowers are seen in:

In which of the following are the flowers always in a single whorl of perianth?

The replum is present in the ovary of the flower of .......... .

In which of the following is the $Aestivation$ $Valvate$?

The beauty of the $Bougainvillea$ flower is due to

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