Dendrobium ruckeri Lindl. 1843 SECTION Dendrobium
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Photos by © Pierre Bonnet from the Orchis project website
LATE 
Common Name Rucker's Dendrobium [English Orchid Enthusiast 1800's]
Flower Size 1.4 to 1.6" [3.5 to 4 cm]
Found in Xizang province of China, Assam, eastern Himalayas, Bhutan, Myanmar and Laos? at elevations of 1300 to 1700 meters as a small to medium sized, cool growing epiphyte with long, slender, smooth, branching, becoming pendulous with age stems carrying entire, sessile, distichous, linear-lanceolate, acute to acuminate leaves that blooms in the late winter and spring on a short to .54" [1.3 cm] long, , 1 to 2 flowered inflorescence arising from the nodes near the apex of the stem and carrying fragrant flowers
Synonyms Callista ramosa Kuntze 1891; Callista ruckeri (Lindl.) Kuntze 1891; Dendrobium ramosum Lindl. 1830
References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 drawing ok???; Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910 as D ramosum; Atlas des Orchidees Cultivees Constantin 1920 as Eudendrobium ramosum drawing good; AOS Bulletin Vol 27 No 5 1958 drawing fide; Indian Orchids : A guide to Identification and Culture Vol II Pradhan 1979; Orchid Species Culture Dendrobium Bakers 1996; Dendrobium and its Relatives Lavarack, Harris and Stocker 2000 photo fide; The Orchids of Bhutan Pearce & Cribb 2002; 100 Sikkim Himalayan Orchids Pradham 2005 photo fide; The Dendrobiums Wood 2006 photo fide; Orchids of India A Glimpse Misra 2007; A Century of New Orchid Records in Bhutan Royal Government of Bhutan 2017 drawing/photo fide; Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;
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