Son La Prov., Van Ho Distr., Van Ho comm., Hua Tat village, around point 20°46’21.7N 104°47’47.5E.
Remnants of primary evergreen broad-leaved and mixed forest (with Pinus wangii) on very steep rocky slopes and on mountain tops composed with highly eroded karstic light gray marble-like limestone at elevation 1300-1350 m a.s.l.
Epiphytic and lithophytic herb on rocky mountain top. Flowers dull yellowish, lip with brown spot. Abundant.
Record creation: 2020-11-30, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01087841 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01087841