Amaranthaceae Aerva, probably new for science Thai Nguyen Prov., Vo Nhai Distr., Than Sa Mun., Ngoc Son 2 vill., around point 21?51′09″ N, 105?53′51″ E, 253 m a.s.l.
Occasionally clustered on edges of secondary closed evergreen broad-leaved lowland forests on slopes of limestone mountains. Perennial herb, ca. 0.8-1 m tall; inflorescences whitish. HAL 9193 30 Aug 2006 Photos: Id. by Nguyen Huu Hien Collectors: Phan Ke Loc, Nguyen Tien Vinh and Nguyen Sinh Khang
Collected with the financial support from NYBG, U.S.A.