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Orchid Species: Arachnis imthurnii

Kew currently accepted name is Dimorphorchis beccarii

Arachnis imthurnii is an orchid species identified by (Rolfe) L.O.Williams in 1937. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Dimorphorchis beccarii.
Genus
Arachnis (Arach.)
Grex
imthurnii
Parents
Species
Author
(Rolfe) L.O.Williams
Year
1937
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ORIGIN: Found in Papua and New Guinea as a monopodial, hot to cool growing litho-terrestrial at elevations of 100 to 1500 meters growing among rocks on cliff faces and along river banks usually in very bright sun.

DESCRIPTION: Found in Papua and New Guinea as a monopodial, hot to cool growing litho-terrestrial at elevations of 100 to 1500 meters growing among rocks on cliff faces and along river banks usually in very bright sun that blooms on a extending with time [3 to 4 years], axillary, erect then arching, eventually 12 to 15' [4 to 5 meters] long, branching, successively 1 to 2, laxly several flowered, older areas have a woody inflorescence with an extending, fractiflex rhachis of olive green and black compressed rhombic bracts carrying successively opening, thick, fleshy flowers occurring at any time of the year and the same inflorescence can rebloom sporadically for years but only with one or two flowers per inflorescence at any one time.

FLOWER SIZE: 1 1/4 to 1 1/2 inches [3.2 to 3.8 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Vandopsis Vdps muelleri 1911 (Kraenzl.) Schltr.
Add+ Arachnis Arach muelleri 1914 (Kraenzl.) J.J.Sm.
Add+ Vanda V muelleri 1894 Kraenzl.
Add+ Arachnis Arach beccarii 1886 Rchb.f.
Add+ Stauropsis Sp imthurnii 1917 Rolfe
Add+ Vandopsis Vdps beccarii 1909 (Rchb.f.) J.J.Sm.
Add+ Vandopsis Vdps imthurnii 1970 (Rolfe) P.F.Hunt
Add+ Dimorphorchis Dimo beccarii 2014 (Rchb.f.) Kocyan & Schuit.
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