FLORA OF LAOS Hin Nam No Nature Protected Area Convallariaceae Ophiopogon longifolius Decne. Laos, Khammoune prov., Boualapha distr., Vang Maner village, around point 17°29'39.3"N, 105°50'24.6"E. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 350-430 m a.s.l. Terrestrial acaulescent herb with linear leaves on shady rocky slope among rocks. Not common. 9 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 884. Flowered in cult. And identified in 17 September 2018, Photo N.S. Khang.