FLORA OF VIETNAM Convallariaceae Tupistra sp Thanh Hoa province, Yen Dinh district, Quy Loc commune, around point N20o 03’ 41.2” E105o 33’ 32.8”, at elev. about 105 m a.s.l., scattered under scrub or on cliffs of evergreen broad-leaved lowland forests on limestone. Dried flower brown. Common. NSK 517 Date: 25 April 2013. Col.: Nguyen Sinh Khang