HARRIS, D. J.; POULSEN, A. D.; FRIMODT-MØLLER, C.; PRESTON, J.; CRONK, Q. C. B. RAPID RADIATION IN AFRAMOMUM (ZINGIBERACEAE):EVIDENCE FROM NUCLEAR RIBOSOMAL DNA INTERNAL TRANSCRIBED SPACER (ITS) SEQUENCES. Edinburgh J. Bot. 2003, 57 (3), 377-395. https://doi.org/10.1017/S0960428600000378.