________ seed in which reserve food is present in the perisperm.
Nymphaea
A. Nymphaea- Reserve food material in perisperm (Persistant nucellus). Perisperm occurs in the seeds of black pepper, coffee, castor, cardamom, Nymphaea. It is diploid.
B. Coconut- Reserve food material in endosperm.
C. Onion- Reserve food material in endosperm
D. Litchi- Reserve food material in cotyledons.
So, the correct answer is 'Nymphaea'.