Dendrochilum pallidiflavens Blume 1825 SUBGENUS Dendrochilum

Inflorescence Photos courtesy of André Schuiteman, Dr. E.F. de Vogel and Jaap Vermeulen and Their Netherlands National Herbarium Website

Flower Closeup Photo by © David Kuehn

FragrancePartial Shade Hot Cool spring THROUGHfall

Common Name or Meaning The Pale Yellow Dendrochilum

Flower Size 1/4" [6 mm]

Found in penninsular Malaysia, Borneo, Sumatra, Java and Thailand and the Philippines on trees near streams at elevations of 50 to 1800 meters as a small sized, hot to cool growing epiphyte with very green plants in shade at lower elevations or in high altitudes as a lithophyte where most parts of the plant are orange, both types have an orange rhizome that creeps and branches and has 2.4" [6 cm] between each ovoid to conical, tilted to the side, orange to dull green pseudobulbs carrying a single, apical, erect, lanceolate, acute, gradually narrrowing below into the conduplicate base leaf that blooms in the spring through fall on a rigid, arching, 5 to 6" [12.5 to 15 cm] long, many flowered inflorescence carrying many wide open, fragrant [sometimes not] flowers.

In the past this species was often recorded as a variety of D aurantiacum but D pallidiflavens differs in the flower color, the pseudobulb shape, the lip shaped, which is panduriform in D pallidiflavens and oblong in D aurantiacum and D pallidiflavens occurs at lower elevations

Synonyms Acoridium brevilabratum (Rendle) Rolfe 1904; Bulbophyllum pteriphilum Rolfe 1894; Dendrobium ridleyi Ames 1921; Dendrochilum album Ridl. 1896; Dendrochilum album var. acutifolium Pfitzer 1907; Dendrochilum aurantiacum var pallidiflavens J.J. Sm. 1905 Dendrochilum brevilabratum (Rendle) Pfitzer in H.G.A.Engler (ed.), Pflanzenr. 1907; Dendrochilum brevilabratum var. petiolatum J.J.Wood 1984; Dendrochilum bulbophylloides Schltr. 1921; Dendrochilum conopseum Ridl. ex Stapf 1894; Dendrochilum ellipticum Ridl. 1899; Dendrochilum intermedium Ridl. 1908; Dendrochilum micranthum Schltr. 1906; Dendrochilum pallidiflavens var. brevilabratum (Rendle) J.J.Wood 2001; Dendrochilum pallidiflavens var. oblongum J.J.Wood 2001; Dendrochilum pallidiflavens var. pallidiflavens; Dendrochilum pteriphilum (Rolfe) Pfitzer 1907; Dendrochilum spathulatum Ridl. 1908; Dendrochilum viride Seidenf. 1986; Dendrochilum weberi Ames 1913 publ. 1914; Platyclinis brevilabrata Rendle 1901

References W3 Tropicos, Kew Monocot list , IPNI ; Studies in the Family Orchidaceae Vol 5 Ames 1915 as D weberi; Flora of Malaya Vol 1 Holttum 1957 as D album/ as D spathulatum drawing fide; Flora of Malaya Vol 1 Holttum 1957 as D ellipticum; The Orchids of Thailand Seidenfaden & Smitinand 1959; The Orchids of Thailand Seidenfaden & Smitinand 1959 as D ellipticum; Orchidiana Philipiniana Vol 1 Valmayor 1984 as D weberi; Orchids of Java Comber 1990 photo fide; The Orchids of Penninsular Malaysia and Singapore Wood & Seidenfaden 1992 drawing/photo fide; The Orchids of Penninsular Malaysia and Singapore Wood & Seidenfaden 1992 as D spathulatum drawing fide; The Orchids of Penninsular Mayasia and Singapore Seidenfaden & Wood 1992 as D ellipticum drawing fide; The Plants of Mount Kinabalu Vol 2 Orchids Beaman, Wood, Beaman & Beaman 1993 as D conopseum; A Checklist of the Orchids of Borneo Wood & Cribb 1994 as D brevilabratum drawing hmm; A Checklist of the Orchids of Borneo Wood & Cribb 1994 as D bulbophylloides; A Checklist of the Orchids of Borneo Wood & Cribb 1994 drawing fide; A Checklist of the Orchids of Borneo Wood & Cribb 1994 as D conopseum; A Checklist of the Orchids of Borneo Wood & Cribb 1994 as D intermedium; A Checklist of the Orchids of Borneo Wood & Cribb 1994 as D micranthum; Orchids of the Philippines Cootes 2001 photo fide; Orchids of Sumatra Comber 2001 as D spathulatum; Orchids of Sumatra Comber 2001; A to Z of South East Asian Orchid Species Vol 1 O'Byrne 2001 photo fide; Orchids of Sarawak Wood & Beaman etal 2001; Dendrochilum of Borneo Wood 2001 drawing/photo fide; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo fide; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011 photo fide; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide; A to Z of South East Asian Orchid Species Vol 2 O'Byrne 2011 as D spathulatum photo fide; Philippine Native Orchid Species Cootes 2011 photo good; Philippine Native Orchid Species Cootes 2011 as D spathulatum photo hmmm;

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