2. Impotency.

3. Adultery.

4. Sentence to penitentiary.

5. Wilful desertion continued two years.

6. Habitual drunkenness.

7. Pregnancy of the wife at marriage, by another man, unknown to husband.

8. Habitual cruelty.

9. If either party had another husband or wife at time of second marriage.

10. Insanity.

11. Habitual use of opium, morphine or other drug.