FLORA OF NGOC SON-NGO LUONG NATURE RESERVE. Orchidaceae. Aphyllorchis simplex Tang et F.T.Wang. Hoa Binh Prov., Tan Lac Distr., Nam Son Comm., Xom Vill., Dinh Cot Moc Mt., around point 20°33'44"N, 105°08'29"E, 1140 m a.s.l., limestone mt. In heavily logged primary and secondary opened evergreen broad-leaved mixed with small bamboo (Sat truon), suffered from forest fires submontane woodlands, slopes. Terrestrial. CPC 775 29 Oct 2010 Khang photos: 25723a-ba. Coll.: NQ Hieu, PK Loc, NT Vinh, NS Khang & BV Ha . . Grant from