DESCRIPTION: An erect terrestrial small herb up to 60 cm in height, almost stemless, with subterranean, thickened, yellow to brown aromatic swollen roots. USE: The roots and leaves are used for their medicinal properties. GROWING PERIOD: Perennial. The roots can be collected by digging with a hoe at least 8 months after planting when the lower leaves turn yellow. COMMON NAMES: Chinese keys, Finger root, Resurrection lily, Tropical crocus, Ka-aen, Khing sai. FURTHER INF: Native of southern China and Southeast Asia. Widely cultivated throughout Southeast Asia in small scale, subsistence farming systems. Prefers a hot and humid climate, can grow in almost all types of soil but grows best in sandy soil.