Habitat and phenology: — Lithophyte on granite, in evergreen broad-leaved lowland forest on steep rocky slopes at elevation of about 250 m a. s. l. Flowers in June – July.
Sumber: Bulbophylum sect. Cirhopetallum s. str. (Orchidaceae) in Vietnam with the description of a new species, B. thangii, and a new national record, B. fenestratum
