Asparagaceae

Ophiopogon aff. O. regnieri Bois.

N. Vietnam, Prov. Cao Bang, distr. Tra Linh, municipalite Quoc Toan,. vicinity of Thang Heng and Lung Tao villages near Thang Heng lake. Open dry primary mixed forest with domination of Keteleeria fortunei on. tops of limestone mesas and ridges at 750-800 m alt. Terrestrial herb in open places on and near tops of mesas. Flowers. from light violet to white, slightly greenish. Common. No VH 4921 25-27.05.1997. International Botanical Expedition of the U.S.A. National Geographic. Society (grant No 5803-96). Collectors: L. Averyanov, N.T. Hiep