Arachnis beccarii Rchb. f. 1886 Photo by Karl Senghas and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Another Flower Photo courtesy of Rocky Roe & Wolfgang H. Bandisch. Copyright 1998, 1999 All rights reserved.

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Common Name Beccari's Arachnis [Italian Orchid Enthusiast 1800's]

Flower Size 1 1/4 to 1 1/2" [3.2 to 3.8 cm]

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 occuring 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.

Synonyms Arachnis beccarii var. imthurnii (Rolfe) K.W.Tan 1974; Arachnis imthurnii (Rolfe) L.O.Williams 1937; Arachnis muelleri [Kraenzl.] J.J. Sm. 1914; Dimorphorchis beccarii (Rchb.f.) Kocyan & Schuit. 2014; Dimorphorchis beccarii var. imthurnii (Rolfe) Kocyan & Schuit. 2014; Stauropsis imthurnii Rolfe 1917; Vanda muelleri Kraenzl. 1894; Vanda muelleri Kraenzl. 1894; Vandopsis beccarii (Rchb.f.) J.J.Sm. 1909 ; Vandopsis imthurnii (Rolfe) P.F.Hunt 1970; Vandopsis muelleri (Kraenzl.) Schltr. 1911;

References W3 Tropicos, Kew Monocot list , IPNI ; Orchidaceae of German New Guinea Schlechter 1914/85 as Vandopsis muelleri drawing fide; The Orchids of Malaya Holtum 1953 as Arachnis muelleri; The Orchids of Papua New Guinea An Introduction Millar 1978 photo fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 22 1329 - 1392 Brieger 1989; The Orchids of the Solomon Islands and Bougainville Lewis & Cribb 1991 drawing fide; Lowland Orchids of of Papua New Guinea Peter O'Byrne 1994 drawing/photo fide; Orchids of Papua New Guinea Millar 1999 as Sarcanthopsis meulleri in error photos fide; Flora Malesiana Orchids of New Guinea Vol III Shuiteman and de Vogel 2006; Genera Orchidacearum Vol 6 Epidendrodeaea Pt 3 Pridgeon, Cribb, Chase and Rasmussen 2014