Araliaceae Juss. Tupidanthus calyptrarus Hook.f. et Thoms. S. Vietnam, Prov. Kontum. Evergreen primary forest on W slope of Ngoc Linh mountain system at 1300 m alt. Elevation from Dak Mek river to Long Nam village. Tree up to 15 m high. Flowers whitish. VH 826 17.03.1995 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