Botany
Leaves are long-petioled. Petioles are stout, up to 60 cm long, sheathing below. Blade is broadly ovate, 10-30 cm long, with a prominently hastate base and a broad sinus, the lobes spreading and oblong-ovate. The inflorescence is spicate, many flowered, 4-5 cm long. Flowers are blue, abouot 1 cm long.

Distribution
In open wet lands and swamps at low and medium altitudes.

Parts utilized:
Leaves.

Folkloric uses
In some countries the leaves are eaten as vegetable, raw or cooked.
The leaves are used for poulticing boils after they have burst.
Juice of roots used for stomach pains, asthma, toothache.
Juice of leaves used for cough.
Root bark used for asthma.
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Availability
Wild-crafted.