References

Larsen, K., J.M. Lock, H. Maas, and P.J.M. Maas. 1998. Zingiberaceae. Pp. 474-495. In Kubitzki, K., ed. 1998b. The families and genera of vascular plants. IV. Flowering plants – Monocotyledons – Alismatanae and Commelinanae (except Gramineae). Springer, Berlin. 511 pp. Google Scholar