What is Cyrtosperma merkusii (Hassk.) Schott in english?

Cyrtosperma merkusii or the Giant Swamp Taro is a large herbaceous perennial cultivated for its corms (underground root-like stem) particularly in swampy regions of Southeast Asia and the Pacific islands. Its fruits are berries. Its petioles are used for making mats and baskets. Most consider Cyrtosperma chamissonis (Schott) Merr. to be synonymous with Cyrtosperma merkusii while others still consider it a close relative. The plant is also grown as an ornamental.

In English, Cyrtosperma merkusii (Hassk.) Schott is known by Gallan or Giant swamp taro.