Dermatogen
Pleurome
Periblem
Endosperm

Periblem forms

Dermatogen forms

Define endosperm.

Define endosperm.

The valamen of orchid root is derived from the (a) Phellogen of root (b) Plerome of root (c) Dermatogen of root (d) Periblem of root

Dermatogen gives rise to

Dermatogen gives rise to

Dermatogen, periblem and plerome are associated with

What are dermatogen, periblem and plerome?