The rhizome extracts nutrients from fungal intermediates and may also store some of these nutrients. A basal rosette of leaves develops from the tuber at the surface of the soil, each of the two or three leaves being lanceolate in shape.
The rhizome not only extracts nutrients from fungal intermediates but also stores some of them. From the tuber on the soil surface, a basal rosette of leaves develops, with each leaf having a lanceolate shape.