Dendrobium gibsonii Paxton 1838 SECTION Holochrysa
Photo by © Lourens Grobler
Photo by © Drosera and The RV Orchid Talk Website
TO 
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TO EARLY
Common Name Gibson's Dendrobium [English Orchid Collector 1800's] - In China Qu Zhou Shi Hu - in Thailand Ueang Kham Ta
Flower Size 1.2 to 2" [3 to 5 cm]
Found in India, Nepal, Bhutan, Myanmar, Thailand, China and Vietnam at elevations of 650 to 1650 meters as a large sized, warm to cool growing epiphyte or lithophyte on mossy limestone cliffs with centrally swollen, tapering towards the apex, pendulous, ribbed stems carrying 6 to 10, ovate to lanceolate, acute, deciduous leaves that bloom in the spring and summer on a slightly fractiflex, nodding to pendulous, 6 to 8" [15 to 20 cm] long, loosely 6 to 15 flowered inflorescence arising on older leafless canes.
This species and D chrysanthum are similar but this species has deciduous leaves, narrower petals, sepals that are much more spreading and the lip opening is rounder.
Synonyms Callista binocularis (Rchb.f.) Kuntze 1891; Callista gibsonii (Lindl.) Kuntze 1891; Dendrobium binoculare Rchb.f. 1869; Dendrobium fuscatum Lindl. 1859; Stachyobium aureum Rchb.f. 1869
References W3 Tropicos, Kew Monocot list , IPNI ; Otia Botanica Hamburgensia Rchb.f 1878 as D binoculare; Orchids of Burma Grant 1895/1995 as D binoculare; Orchids of Burma Grant 1895/1995; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 drawing fide; Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910; Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910 as D binoculare; Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910 as D fuscum; Die Orchideen Schlechter 1915; Die Orchideen 2 Auflage Schlechter 1927; AOS Bulletin Vol 27 #3 1958 drawing fide; The Orchids of Thailand Seidenfaden & Smitinand 1960 as D binoculare; Encyclopedia of Cultivated Orchids Hawkes 1965; Indian Orchids : A guide to Identification and Culture Vol II Pradhan 1979; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 drawing ok; AOS Bulletin Vol 27 No 3 1958 drawing; The Orchids of Thailand Seidenfaden & Smitinand 1959 as D binoulare; AOS Bulletin Vol 36 #10 1967 as D binoculare photo fide; Beautiful Indian Orchids and How to grow them Ghose 1968 drawing fide; Indian Orchids : A guide to Identification and Culture Vol II Pradhan 1979 photo fide; Orchids of Arunachal Pradesh Hegde 1984; Opera Botanica #83 Orchid Genera in Thailand XII Dendrobium Sw. Seidenfaden 1985 drawing/photo fide; A Guide to Orchids of the World Hodgson, Paine & Anderson 1991 Photo good; Thai Orchid Species Rakpaibulsombay 1992 photo fide; Manual of Orchids Stewart 1995; Orchid Species Culture; Dendrobium Bakers 1996; Wild Orchids of China Tsi, Chen Mori 1997 hoto fide; Orchid Digest Vol 63 #4 1999 photo fide; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide; Dendrobium and its Relatives Lavarack, Harris and Stocker 2000 photo fide; A Field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001 photo fide; Orchids of Bhutan Pearce & Cribb 2002; Wild Orchids in Myanamar Vol 1 Tanaka 2003 photo incorrect = ?; Wild Orchids in Myanamar Vol 2 Tanaka 2004 photo fide; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo fide; Flora's Orchids Nash & La Croix 2005 photo fide; Wild Orchids in Myanamar Vol 3 Tanaka 2007 photo fide; The Dendrobiums H. P. Wood 2006 as D bionoculare; The Dendrobiums H. P. Wood 2006 as D fuscatum photo fide; The Dendrobiums H. P. Wood 2006 photo fide; Orchids of India A Glimpse Misra 2007; Orchid Digest Vol 73 #2 2009 photo fide; A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 photo fide; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Orchid Digest Vol 74 #4 2010 photo fide; Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing good; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide; AOS Bulletin Vol 80 #10 2011 photo fide; Wild Orchids of Myanmar Hyan Tun [Mr Myanmar] 2014 Photo fide; Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;
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