FLORA OF VIETNAM Commelinaceae Pollia thyrsiflora Endl. & Hassk.
Quang Binh Prov., Minh Hoa Distr., Thuong Hoa Comm., Ban On Vill., Pa Nun Valley, 17°40′22″N, 105°58′22″E, 250 m.
In heavily logged primary and secondary evergreen broad-leaved forests on foot and slope of limestone mts. Clustered. Perennial herb, 0.8-1 m tall. Ripe fruits dark violet, turning blackish.