When two of the sepals or petals are outer, two are inner and one is partly outer partly inner, this condition is known as
Imbricate aestivation
Quincuntial aestivation
Twisted aestivation
Valvate aestivation
Which pair of the following plants represents the condition of modification of stipules into spines?
Pineapple fruit develops from
How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, mustard, groundnut, radish, gram and turnip have stamens with different lengths in their flowers?
Colchicum autumnale is a member of