How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, mustard, groundnut, radish, gram and turnip have stamens with different lengths in their flowers?
Salvia didynaonous (two long & two-short stamens)
Mustard, Radish, TurnipTetradynamous (2 short and 4 long stamens)
Rest all other given plants have same length of stamens.