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Edible portions : Tubers, Root, Flowers, Leaves - flavour, Vegetable

POW update to Goeppertia from Calathea

A herb. It keeps growing from year to year. It grows 1.5 m high. It has an underground rhizome or stem. There are several large leaves. The leaf is oblong and 20-60 cm long by 5-20 cm wide. The flowering stalk is 5-10 cm long. The flowers are in a spiral. They are white. The underground tubers are 1-5 cm long and 0.5-3 cm wide. They can be larger. They are covered with a yellowish-grey paper like skin. The tubers develop at the ends of the fibrous roots.

Distribution : It is a tropical plant. It requires a hot, even temperature. It does best with temperatures between 25-30°C. It needs a moderate rainfall. (1500-2000 mm). When there is plenty of humidity, nutrients and good soil drainage, plants do best in full sunlight. It is often grown in shade. They need soils rich in organic matter. In SE Asia it probably grows up to 600 m altitude. In Guatemala it grows to 1,400 m above sea level. Brisbane Botanical Gardens.