!Polystachya concreta [Jacq.] Garay & Sweet 1974 SECTION Polystachya
Plant in situ Malaysia Photos by © David Kuehn
South African var tricuris peloric Photos by © Lourens Grobler.
Photo courtesy of Jay Pfahl
Flower Closeup Photo courtesy of Noble Bashor
to 
and
Common Name Pale Flowered Polystachya - The Greater Yellowspike - In China Duo Sui Lan
Flower Size 1/8" [5 mm]
I collected a specimen in Jamaica where they grow on fruit trees at elevations of 5 to 1650 meters, as a miniature to small sized hot to warm growing epiphyte which can be found in both tropical hemispheres in China, India, Sri Lankha, Nicobar, Thailand, Malaysia, Laos, Vietnam, Borneo, Java, Lesser Sunda Islands, Moluccas, the Philippines, Sulawesi, Sumatra, Florida, Mexico, Guatemala, Honduras, Panama, Bahamas, Cuba, Dominican Republic, Haiti, Cayman Islands, Jamaica, Leewards, Puerto Rico, Trinidad & Tobago, Windwards, Fr Guiana, Guyana, Surinam, Venezuela, Colombia, Ecuador, Peru, Bolivia, Brazil and Argentina with ovoid, tapered pseudobulbs enveloped by a series of imbricate, scarious bracts with 2 to 4 oblanceolate, acute, leaves that is conduplicate to the tapered, subpetiolate base that flowers on an apical, 1 1/2" to 12" [4 to 30 cm] long, many flowered, paniculate inflorescence subtended by 2 to 3 large, compressed, ancipitous bracts arising on a mature pseudobulb with large, pale, scarious sheaths occuring in spring and summer.
Synonyms Callista flavescens (Lindl.) Kuntze 1891; Cranichis luteola Sw. 1804; Dendrobium flavescens Lindley 1830; Dendrobium polystachyon Sw. 1800; Dendrobium polystachyum Sw. 1800; Dendrorchis extinctoria (Rchb. f.) Kuntze 1891; Dendrorchis minuta [Aubl.]O. Ktze. 1891; Dendrorchis polystachyon (Sw.) Kuntze 1891; Dendrorchis purpurea (Wight) Kuntze 1891; Dendrorchis wightii (Rchb.f.) Kuntze 1891; Dendrorchis zollingeri (Rchb.f.) Kuntze 1891; *Epidendrum concretum Jacq. 1760; Epidendrum minutum Aubl. 1755; Maxillaria luteola Beer 1854; Maxillaria purpurea (Wight) Beer 1854; Onychium flavescens Blume 1825; Polystachya caquetana Schltr. 1924; Polystachya colombiana Schltr. 1920; Polystachya cubensis Schl. 1923; Polystachya extinctoria Rchb.f 1863; Polystachya flavescens Lindley 1905; Polystachya kraenzliniana Pabst 1957; Polystachya luteola [Sw.]Hooker 1824; Polystachya luteola Wight 1851; Polystachya minuta Britton 1845; Polystachya minuta (Aubl.) Frapp. ex Cordem. 1895; Polystachya penangensis Ridl. 1896; Polystachya pleistantha Kraenzl. 1897; Polystachya purpurea Wight 1851; Polystachya purpurea var. lutescens Gagnep. 1934; Polystachya reichenbachiana Kraenzl. 1926; Polystachya siamensis Ridl. 1896; Polystachya singapurensis Ridl. 1896; Polystachya wightii Rchb.f. 1863; Polystachya zeylanica Lindl. 1838; Polystachya zollingeri Rchb.f. 1857
References W3 Tropicos, Kew Monocot list , IPNI ; Bonplandia Rchb. f 1856 as P luteola; Bonplandia Rchb. f 1857 as P zollingeri; Symbolae Antillanae Vol VI Orchidaceae Urban 1909 as P luteola; Die Orchideen Von Java J.J.Sm. 1905 as P flavescens; Die Orchideen Von Java Figuren Atlas J.J.Smith 1908 as P flavescens drawing fide; Flora of Jamaica Fawcett & Rendle 1910 as P minuta drawing ok; Beitrage Zur Orchideenkunde Von Colombia 27:79 Schlechter 1924 as P caquetana; Flora of Madagascar Perrier 1939/1983 as Polystachya mauritiana; Flora of Malaya Vol 1 Holttum 1957 as P flavescens drawing good; ; AOS Bulletin Vol 26 No 10 1957 photo/drawing as P luteola; The Orchids of Thailand Seidenfaden & Smitinand 1959 as P flavescens drawing; Native Orchids of Trinidad Schultes 1960 as P luteola; AOS Bulletin Vol 31 No 6 1962 photo as P luteola; Encyclopedia of Cultivated Orchids Hawkes 1965 as P luteola drawing fide; Venezuelan Orchids Vol 3 Dunsterville & Garay 1965 as Polystachya flavescens drawing good; Flora de Venezuela Foldats Volumen XV Part 1 1969 as P flavescens drawing good; Flora of the Lesser Antilles Garay & Sweet 1974; Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing good; Icones Planetarum Tropicarum Plate 270 Dodson 1980 drawing ok; Wild Orchids of Southern Africa Stewart, Linder, Schelpe & Hall 1982 photo fide; AOS Bulletin Vol 52 No 11 1983 photo; Malawi Orchids La Croix 1983; Orchidiana Philipiniana Vol 1 Valmayor 1984 as P luteola; Icones Planetarum Tropicarum Plate 1259 Dodson 1985 drawing ok; AOS Bulletin Vol 55 No 3 1986 photo; The Orchids of Surinam Werkhoven 1986 photo ok; Orchids from The Coast Of Ecuador Arosemana, Jurado, Estrada and Konanz 1988 photo fide; Orchids of Java Comber 1990; Native Colombian Orchids Vol 3 COS 1991 photo fide; The Orchids of Penninsular Malaysia and Singapore Seidenfaden & Wood 1992 drawing ok; The Plants of Mount Kinabalu Vol 2 Orchids Beaman, Wood, Beaman & Beaman 1993; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Icones Orchidacearum Peruviarum Plate 361 Bennett & Christenson 1995 drawing ok; An Orchid Flora of Peurto Rico and the Virgin Islands Ackerman 1995 drawing fide; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide; AOS Bulletin Vol 69 No 2 2000 photo; Orchidaceae Antilanae Nir 2000; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing good; Orchids of Sumatra Comber 2001; 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; Lindleyana Vol 17 No 1 2002; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003; Orquideas Nativas del Tachira Cesar Fernandez 2003 photo fide; Flora of the Venezuelan Guayana Vol 7 Steyermark, Berry, Yatskievych and Holst 2003 drawing ok; Native Ecuadorian Orchids Vol 4 Dodson 2003 photo ok; Orchids of Bolivia Vol 2 Laelinae Vasquez and Ibisch 2004; Orquideas Da Chapada Diamantina Brito & Cribb 2005; Orchids of Cuba Llamacho & Larrimendi 2005; Orchids of India A Glimpse Misra 2007; Orquideas de la Serrania del Baudo Misas Urreta 2006 as P foliosa; Orchid Species of Peru Zelenko & Bermudez 2009 photo fide; Field Guide to the Orchids of Madagascar Cribb & Herman 2009 photo fide; A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 photo ok; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2010 drawing fide; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011 drawing/photo fide; Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide
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