FLORA OF VIETNAM Zingiberaceae Zingiber purpureum Rosc.?
Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, around point 17°41′28”N 105°53′42.7”E.
Wet primary evergreen broad-leaved forest on shady humid rocky slope of narrow stream canyon composed with solid crystalline limestone at elevation around 600 m a.s.l.
Terrestrial herb to 2 m tall on steep shady stream slope. Floral bracts brightly purple. Occasional.