Leaves: simple, very variable in length from 12.5 to 17.5 cm and width from 5.0 to 12.5 cm, sometimes glaucous beneath; base acute Rounded or cordare, equal or unequal having 5 to 9 basal nerves with another pair higher up which run to the tip; apex acuminate; petiole 1.2 to 3.7 cm, stout.