Dendrobium polyanthum Wall. ex Lindl. 1830 SECTION Dendrobium
Photo by Nik Fahmi
Photos by © Ekkehard Schwadtke and Orchid Garden Khaolak Website
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Common Name The Many Flowered Dendrobium - In China Bao Chun Shi Hu
Flower Size 1.2 to 2" [3 to 5 cm]
Found in the Chinese Himalayas, Assam, eastern Himalayas, India, Nepal, western Himalayas, Andaman Islands, Myanmar, Thailand, Laos and Vietnam in open forests on trees at elevations of 700 to 1800 meters as a small sized, warm to cool growing epiphyte with 6 to 12" [15 to 30 cm] long, clustered, pendant, ridged psuedobulbs that are whitish with purple stripes and carry 6, oblong-lanceolate, leathery, deciduous leaves that blooms in the late winter and spring from opposite the leaves on nodes of leafed and leafless stems and are .5" [1.25 cm] long and carry a single, fragrant primrose scented , long-lasting flower
Very commonly cited as D cretaceum, but D polyanthum has precedence. This species and D primulinum are also cited as conspecific but I have left them separate at this time.
Synonyms Callista cretacea (Lindl.) Kuntze 1891; Dendrobium cretaceum Lindl. 1847;
References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of Burma Grant 1895/1995; Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910; Die Orchideen Schlechter 1915; Atlas des Orchidees Cultivees Constantin 1920 as Eudendrobium cretaceum drawing good; Die Orchideen 2 Auflage Schlechter 1927; Flora of Malaya Vol 1 Orchids Holttum 1953; Encyclopedia of Cultivated Orchids Hawkes 1965 as D cretaceum; Dansk Botanisk Arkiv Bind 71 Heft 1-2 Orchid Genera in Thailand IV Seidenfaden 1976 drawing fide; Opera Botanica #83 Orchid Genera in Thailand XII Dendrobium Sw. Seidenfaden 1985 as D cretaceum drawing/photo fide; Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994; Manual of Orchids Stewart 1995 as D polyanthum; Orchid Species Culture; Dendrobium Bakers 1996 as D cretaceum; Orchid Species Culture; Dendrobium Bakers 1996; The Orchids of Bhutan Pearce & Cribb 2002; The Dendrobiums H. P. Wood 2006 photo fide; AOS Bulletin Vol 76 #10 2007 as D polyanthum photo fide; Orchids of India A Glimpse Misra 2007; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Orchid Digest Vol 74 #4 2010 photo not = D primulinum; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos hmm more primulinum-like; Wild Orchids of Myanmar Hyan Tun [Mr Myanmar] 2014 as D cretaceum Photo fide; LANKESTERIANA 15(1): 7—50. Jeewan Singh Jalal & J. Jayanthi 2015; Orchid Digest Vol 80 #2 2016; AOS Bulletin Vol 88 #5 2019 photo fide; Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide
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