Ericaceae Juss. Rhododendron irroratum Franch. subsp. kontumense (Sleum.) Chamb. S. Vietnam, Prov. Kontum. Ericaceae-Arundinaria association on peak of Ngoc Linh mountain system at 2550-2600 m alt. Tree up to 3 m high. Flowers deep pink violet. VH 560 06.03.1995 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)
Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev