FLORA OF LAOS Convallariaceae Peliosanthes irinae Aver. et N.Tanaka type
Vientiane Prov., Vang Vieng Distr., Nathong village, about 5 km to the W of Vang Vieng town, Tham Kang Mt., around point 18°55′51.4”N 102°23′50.6”E.
Dry broad-leaved primary and secondary evergreen forest on very steep rocky slopes and on vertical cliffs of remnant highly eroded rocky limestone mountains composed by solid crystalline limestone at elevation 300-400 m.
Clustering terrestrial and lithophytic herb with erect to suberect many branching rhizome on steep rocky slope. Leaves to 80 cm long, petiole 30-45 cm long, leaf blade glossy uniform green on both sides 25-35 cm long, 6-10 cm wide. Not rare.