Dendrobium hymenanthum Rchb.f not Hkr. 1855 SECTION Bolbidium Photo courtesy of Jay Pfahl.

Another Color Photo by Lourens Grobler

Plant and Flowers Photo by Ekkehard Schwadtke and Lanta Orchid Nursery and Orchid Garden Khaolak Website

FragrancePart sunWarmTo HotLATESpring TO EARLYSummer

Common Name The Membranous Dendrobium

Flower Size 1" [2.5 cm]

Found in India? Myanamar, Thailand, Malaysia, Vietnam, Borneo and the Philippines as a miniature, hot to warm growing epiphyte found from sealevel to 50 meters with slender, rigid, erect, sharply 4 angled stems carrying 2, apical, oblong, leathery leaves and blooms on an axillary, very short, single flowered, fragrant inflorescence that arises from the nodes near the apex of the cane and between the leaves occuring in the late spring or early summer with short-lived, fragrant, successively opening flowers. For 3 to 4 months in the winter, water and fertilizer should be reduced, yet leaving the plants from drying completely. Resumption of regular water and fertilizer should begin with the onset of new growth in the spring.

Synonyms Bolbidium hymenanthum (Rchb. f.) Rauschert 1983; Bolbidium quadrangulare (Rchb. f.) Brieger 1981; Callista hymenantha (Rchb. f.) Kuntze 1891; Callista quadrangularis (Rchb. f.) Kuntze 1891; Dendrobium hymenanthum Vidal ?; Dendrobium quadrangulare Rchb.f 1886; Dendrobium quadrangulare Parish ex Hook. f. 1895; Dendrochilum hymenanthum Vidal ?; Dendrobium pumilum C.S.P.Parish & Rchb.f. 1894

References W3 Tropicos, Kew Monocot list , IPNI ; *Bonplandia Rchb.f 1855; Orchids of Burma Grant 1895/1995 as D quadrangulare; The Orchids of Thailand Seidenfaden & Smitinand 1959 as D quadrangulare; Die Orchideen lieferung 11 Schlechter/Brieger 1981 as Bolbidium quadrangulare drawing fide; Orchidiana Philipiniana Vol 1 Valmayor 1984; The Orchids of Penninsular Malaysia and Singapore Seidenfaden & Wood 1992 drawing fide; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Orchid Species Culture; Dendrobium Bakers 1996; The Orchids of the Philippines Cootes 2001 photo fide; A to Z of South East Asian Orchid Species Vol 1 O'Byrne 2001 photo fide; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003

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