Ardiyani, M., Ardi, W.H. and Santoso, W. 2021.

Zingiber ultralimitale subsp. matarombeoense Ardiyani & Ardi (Zingiberaceae), a new subspecies from Sulawesi

. Phytotaxa. 527, 1 (Nov. 2021), 32–40. DOI:https://doi.org/10.11646/phytotaxa.527.1.3.