FLORA OF VIETNAM Orchidaceae Dendrobium trigonopus Rchb.f.
Son La Prov., Son La City, Chieng Co Municipality, around point 21°18′24”N 103°52′53”E. Highly degraded primary evergreen dry open broad-leaved forest on very steep rocky slopes and on tops of remnant mountain composed with highly eroded marble-like solid crystalline limestone at elevation 800-900 m a.s.l. Epiphyte on old mossy gnarled tree on tops of ridge. Rare. CPC 1141a 20 December 2010 Coll.: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh.
Flowered in May – June 2016. Flowers bright rich yellow.
Coordinates (geographic position):21° 18′ 24″ N, 103° 52′ 53″ E ±1000 mRecord creation: 2020-06-12, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01067702 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067702