E1N1D2E1X8I1N1E1
16 points
ENDEXINE is validvalid
an inner layer of the exine [n ENDEXINES]
an inner layer of the exine, the tough outer wall of a pollen grain [n -S]
an inner layer of the exine [n ENDEXINES]
an inner layer of the exine, the tough outer wall of a pollen grain [n -S]