Son La Prov., Mai Son Distr., Muong Tranh Municipality, Bong village, around point 21º14’51’’N 103º49’17’’E.
Broad-leaved secondary open dry forest on steep slopes composed with clay shale at elev. 900-1200 m a.s.l.
Terrestrial herb up to 0.6 m tall in short tall open secondary grasslands on mountain top. Flowers light yellowish. Common.
HAL 9578 07 Nov. 2006 Photo.
Coll.: Nguyen Tien Hiep, L.Averyanov, Pham Van The.
Record creation: 2026-03-11, Galina Savich, PhotoScan D2Citation: Specimen LE 01317424 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01317424