Dendrobium anceps Sw. 1800 SECTION Aporum
Photo by Jay Pfahl
Photo by Alexander Moran Mendez
To 
and 
Common Name The Double-Edged Dendrobium [refers to the leaves]
Flower Size to 1/2" [to 1.25 cm]
Found in Assam, Bangladesh, eastern Himalayas, Nepal, Bhutan, Sikkim, Andaman Islands, Myanmar, Thailand, Laos, Cambodia, Nicobar Islands and Vietnam in tropical and subtropical valleys, at an elevation of 200 to 1400 meters where it is a small to large sized, pendulous, hot to cool growing epiphyte with flattened, zigzag appearing stems carrying many, fleshy, deciduous, distichous, ovate-lanceolate, sharply pointed, folded tightly leaves that are held in a single plane and blooms in the summer and fall on a short, terminal and lateral, flowered inflorescence with small, single, fleshy, fragrant flowers arising from in between the leaf axils occuring anywhere along the stem but mostly at the apex.
This species requires a cool, drier rest in the winter months and a cessation of fertilizer until new growth begins in the spring. It can be mounted on tree-fern or potted in a well draining medium.
Synonyms Aporum anceps Lindley 1830; Callista anceps (Sw.) Kuntze 1891; Ditulima anceps (Sw.) Raf. 1836
References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of Burma Grant 1895/1995; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 drawing fide; Orchidaceae Monandre-Dendrobiinae Fr. Kraenzlin 1910; Die Orchideen Schlechter 1915; Die Orchideen 2 Auflage Schlechter 1927; AOS Bulletin Vol 27 No 1 1958 drawing fide; The Orchids of Thailand Seidenfaden & Smitinand 1960 as D grande drawing fide; The Orchids of Thailand Seidenfaden & Smitinand 1960 as D lobatum; The Orchids of Thailand Seidenfaden & Smitinand 1960 drawing good; The Orchids of Thailand Seidenfaden & Smitinand 1965 corrections drawing good; Encyclopedia of Cultivated Orchids Hawkes 1965; Indian Orchids: A guide to Identification and Culture Vol II Pradhan 1979 drawing fide; Die Orchideen lieferung 11/12 633 - 752 Brieger 1981 as Aporum anceps photo ok; Opera Botanica #83 Orchid Genera in Thailand XII Dendrobium Sw. Seidenfaden 1985 drawing/photo fide; The Illustrated Encyclopedia of Orchids Pridgeon 1992 photo fide; Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994; Manual of Orchids Stewart 1995 drawing fide; Orchid Species Culture; Dendrobium Bakers 1996; Orchid Flora of Kamrup District Assam Iswar Chandra Barua 2001; Beautiful Orchids of Nepal Rajbhandari & Bhattarai 2001 photo ok; Orchids of Bhutan Pearce & Cribb 2002; The Dendrobiums H. P. Wood 2006 photo fide; Orchids of India A Glimpse Misra 2007; Genera Orchidacearum Vol 6 Epidendrodeae Part 3 Pridgeon, Cribb, Chase and Rasmussen 2014
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