Dendrobium williamsonii J. Day & Rchb. f. 1869 SECTION Formosae
Plant and Flowers Photo courtesy of Dale and Deni Borders
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Common Name Williamson's Dendrobium [English Ochid Collector in India 1800's]
Flower Size 3"
Found in the Chinese Himalayas, Assam India, Myanamar, Thailand, and Vietnam at elecations around 600 to 1400 meters as a small sized, warm to cool growing epiphyte with upright, elongate-fusiform, velvety stems that are many leafed towards the apex carrying, oblong or lanceolate, velvety, obscurely bilobed apically leaves with leaf sheaths that are densely covered with black hairs that blooms in the late winter and early spring on a very short, 1 to 3, black hairy, flowered inflorescence with waxy, fragrant flowers that arises from near the apex of the newest maturing cane and appreciates a bright location. Water and fertilizer should be reduced through the winter months and resumed only after the initiation of new growth in the spring.
Synonyms Callista lubbersiana (Rchb. f.) Kuntze 1891; Callista williamsonii (J. Day & Rchb. f.) Kuntze 1891; Dendrobium lubbersianum Rchb.f 1882
References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of Burma Grant 1895/1995 as D lubbersianum; The Orchids of Thailand Seidenfaden & Smitinand 1959; AOS Bulletin Vol 54 No 10 1985 photo bask cover; Orchid Species Culture; Dendrobium Bakers 1996; Wild Orchids of China Tsi, Chen Mori 1997; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide; A Field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001; The Dendrobiums H. P. Wood 2006; Native Orchids From Gaoligongshan Maountains, China Xiaohua, Xiaodong and Xiaochun 2009
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