| prov:value
| - Petiole 1-4(-7) cm, slightly pubescent; leaf blade oblong to ovate, 6-18 X 2-7 cm, membranous, both surfaces glabrous except for pubescent veins, base broadly cuneate to subrounded, margin entire, irregularly serrate, or slightly undulate, apex acuminate to caudate, veins 4-6 pairs.
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