Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Parasitic undershrub on canopies of Betula alnoides. Shoots to 1.5 m long, flowers orange-red, tepal apices dark green. Locally very common. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1544 (LE 01067140).
Coordinates (geographic position):22° 58′ 11.57″ N, 105° 5′ 11.26″ E ±1000 mComment:
Record creation: 2020-01-04, Аверьянов Леонид ВладимировичCitation: Specimen LE 01070153 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01070153