Peliosanthes inaperta (pentandra) Aver. et N.Tanaka sp.nov.
Kham Mouan Prov., Bounlapha Distr., Nam Boua Sam village, Hinnam No Protected Area, Pu Pha Song Mt. composed by sandstone, around point 17°33’43.6”N 105°45’08.3”E. Secondary evergreen broad-leaved forest on low mountain slope at elevation about 230 m. Terrestrial herb on shady slope. Abundant. LA-VN 330a 10 March 2013 Coll.: L.Averyanov, N.T.Hiep, V.Lamxay, N.S.Khang, P.V.The, S.Lorphengsy
Fl. and coll. in 15 June 2015. Flowers dark violet-brown to almost black, anthers and pollen white. Photos, L.Averyanov.
Garden numbers 1315, 1316
Coordinates (geographic position):17° 33′ 43.6″ N, 105° 45′ 8.3″ E ±1000 mRecord creation: 2019-04-11, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049379 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049379