Small genus of large epiphytic or terrestrial orchids of southeastern Asia to Polynesia,the giants of the Orchidaceae having long narrow leaves and drooping flower clusters often 6 feet long.

• 亚洲东南部至玻利尼西亚大型附生或陆地兰花的一个小属，兰科巨大植物，具狭长的叶和下垂的花簇，往往长达六英尺。