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Orchid Species: Dendrorkis polystachyon

Kew currently accepted name is Polystachya concreta

Dendrorkis polystachyon is an orchid species identified by (Sw.) Kuntze in 1891. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Polystachya concreta.
Genus
Dendrorkis (Dendrorkis.)
Grex
polystachyon
Parents
Species
Author
(Sw.) Kuntze
Year
1891
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ORIGIN: I collected a specimen in Jamaica where they grow on fruit trees at elevations of 5 to 1650 meters.

DESCRIPTION: 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 occurring in spring and summer.

FLOWER SIZE: 1/8 inch [5 mm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Polystachya Pol tessellata 1862 Lindl.
Add+ Polystachya Pol concreta 1974 (Jacq.) Garay & H.R.Sweet
Add+ Polystachya Pol mauritiana 1826 Spreng.
Add+ Callista Callista flavescens 1891 (Blume) Kuntze
Add+ Cranichis Cran luteola 1806 Sw.
Add+ Dendrobium Den parvum 1995 Seidenf.
Add+ Dendrobium Den polystachyum 1822 Thouars
Add+ Maxillaria Max purpurea 1854 Ames & Correll
Add+ Polystachya Pol buchananii 1893 Rolfe
Add+ Polystachya Pol caquetana 1924 Schltr.
Add+ Polystachya Pol colombiana 1920 Schltr.
Add+ Polystachya Pol cubensis 1923 Schltr. in I.Urban
Add+ Polystachya Pol dagremondiana 1915 Kraenzl.
Add+ Polystachya Pol extinctoria 1863 Rchb.f. in W.G.Walpers
Add+ Polystachya Pol flavescens 1905 (Blume) J.J.Sm.
Add+ Polystachya Pol gracilis 1903 De Wild.
Add+ Polystachya Pol hypocrita 1881 Rchb.f.
Add+ Polystachya Pol jussieuana 1863 Rchb.f. in W.G.Walpers
Add+ Polystachya Pol kraenzliniana 1957 Pabst
Add+ Polystachya Pol latifolia 1903 De Wild.
Add+ Polystachya Pol lehmbachiana 1900 Kraenzl.
Add+ Polystachya Pol lepidantha 1926 Kraenzl.
Add+ Polystachya Pol lettowiana 1926 Kraenzl.
Add+ Polystachya Pol luteola 1824 Hook.
Add+ Polystachya Pol minuta 1903 (Aubl.) Britton in J.Small
Add+ Polystachya Pol penangensis 1896 Ridl.
Add+ Polystachya Pol pleistantha 1897 Kraenzl.
Add+ Polystachya Pol praealta 1905 Kraenzl.
Add+ Polystachya Pol purpurea 1851 Wight
Add+ Polystachya Pol reichenbachiana 1926 Kraenzl.
Add+ Polystachya Pol rufinula 1879 Rchb.f.
Add+ Polystachya Pol siamensis 1896 Ridl.
Add+ Polystachya Pol singapurensis 1896 Ridl.
Add+ Polystachya Pol tricruris 1867 Rchb.f.
Add+ Polystachya Pol tricuspidata 1950 Hoehne
Add+ Polystachya Pol zanguebarica 1897 Rolfe in D.Oliver & auct. suc. (eds.)
Add+ Polystachya Pol zeylanica 1838 Lindl.
Add+ Polystachya Pol zollingeri 1857 Rchb.f.
Add+ Dendrobium Den flavescens 1830 (Blume) Lindl.
Add+ Dendrorkis Dendrorkis extinctoria 1891 (Rchb.f.) Kuntze
Add+ Dendrorkis Dendrorkis jussieuana 1891 (Rchb.f.) Kuntze
Add+ Dendrorkis Dendrorkis minuta 1891 (Aubl.) Kuntze
Add+ Dendrorkis Dendrorkis polydendris 1822 (Thouars)
Add+ Dendrorkis Dendrorkis purpurea 1891 (Wight) Kuntze
Add+ Dendrorkis Dendrorkis rufinula 1891 (Rchb.f.) Kuntze
Add+ Dendrorkis Dendrorkis tessellata 1891 (Lindl.) Kuntze
Add+ Dendrorkis Dendrorkis zollingeri 1891 (Rchb.f.) Kuntze
Add+ Epidendrum Epi concretum 1760 Jacq.
Add+ Epidendrum Epi minutum 1775 Aubl.
Add+ Maxillaria Max luteola 1854 Beer
Add+ Onychium Onychium flavescens 1825 Blume
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