Dendrobium wentianum J.J.Sm. 1911 SECTION Calyptrochilus Photo by Danny Lentz, plant grown by Atlanta Botanical Garden

Another Flower Angle Photo by Wolfgang H. Bandisch, Copyright 1998, 1999 All rights reserved. And his Papua & New Guinea Orchid Species site

Plant and Flowers Photo by Eric Hunt and His Orchid Website

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Common Name Went's Dendrobium

Flower Size 3/4" [1.85 cm]

Found in New Guinea in montane and subalpine scrub as a large sized, cool to cold growing epiphyte, lithophyte or terrestrial with pendulous, many angled, branched stems carrying many, thin, ovate, dark green leaves that twist to form a single plane and is found in humus in shady, mossy branches of forest trees and on sub alpine shrubs at altitudes of 1850 to 3300 meters where they bloom in the fall and winter on a short, fasciculate, few flowered [1 to 4] inflorescence with pendulous, large, longlasting, very wide opening, showy flowers that arises from the nodes at the upper end of leafless cane branches. Reduce water and fertilizer somewhat in the winter although never allow to completly dry out.

Kew has this one as D wentianum also described by J J Smith and previously cited as a synonym of this species.

Synonyms Chromatotriccum deflexum (Ridl.) M.A.Clem. & D.L.Jones 2002; Chromatotriccum obtusipetalum (J.J.Sm.) M.A.Clem. & D.L.Jones 2002; Chromatotriccum vacciniifolium (J.J.Sm.) M.A.Clem. & D.L.Jones 2002; Chromatotriccum wentianum (J.J.Sm.) M.A.Clem. & D.L.Jones 2002; Dendrobium deflexum Ridl. 1916; Dendrobium obtusisepalum J.J. Sm. 1911; Dendrobium vacciniifolium J.J.Sm. 1935; Pedilonum deflexum (Ridl.) Rauschert 1983; Pedilonum obtusipetalum (J.J. Sm.) Rauschert 1983; Pedilonum wentianum (J.J.Sm.) Rauschert 1983

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of The High Mountains of New Guinea P Van Royen 1979 as P obtisepalum drawing/photo fide; The Orchids of The High Mountains of New Guinea P Van Royen 1979 drawing fide; The Orchids of The High Mountains of New Guinea P Van Royen 1979 as D deflexum drawing fide; AOS Bulletin Vol 61 # 11 1992 asq D sp photo fide; Lowland Orchids of of Papua New Guinea Peter O'Byrne 1994 as D obtusipetalum drawing fide; Orchid Species Culture; Dendrobium Bakers 1996 as D deflexum; Orchid Species Culture; Dendrobium Bakers 1996 as D obtusipetalum ; Orchids Australia Vol 10 No 3 1998 as D obtusipetalum photo; AOS Bulletin Vol 68 No 2 1999 as D obtusipetalum photo fide; AOS Bulletin Vol 68 No 5 1999 photo fide; Orchids of Papua New Guinea Millar 1999 as D wentianum photo good; Dendrobium and its Relatives Lavarack, Harris and Stocker 2000 photo fide; Flora's Orchids Nash & La Croix 2005 photo fide; Australian Orchid Review Vol 71 No 4 2006 photo; The Dendrobiums H. P. Wood 2006 as D obtusipetalum