Propagation is by fresh seeds, which germinate readily if sown in shallow pans in a warm propagating- house; also, and more rapidly, by careful division of the rhizome, to which some of the roots should be attached. | Propagation is by fresh seeds, which germinate readily if sown in shallow pans in a warm propagating- house; also, and more rapidly, by careful division of the rhizome, to which some of the roots should be attached. |