Sigmatostalix picturatissima Kraenzl. 1922

Another Flower Angle

Photo by Jay Pfahl Copyright 2006 All rights reserved.

Another Flower

Photo by Andy's Orchids Copyright 2002 All rights reserved.

Another Clone

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Flower Closeup

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A< href="orphotdir/sigmatmacrobulbon.jpg">Another Flower

Plant and Flowers

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What was described as S occultans

Photo by Marilyn J Lee

Full shadeWarm to Hot Fall

Common Name The Extremely Colorful Sigmatostalix

Flower Size 1/5" [.5 cm]

Found in Costa Rica, Panama, Colombia and Ecuador in very wet lower montane forests at elevations of 600 to 1500 meters as a miniature sized, hot to warm growing epiphyte with a short rhizome carrying, flattened, ovate pseudobulbs enveloped basally by 5 to 6 scarious, imbricating sheaths with the uppermost being foliaceous carrying a single, apical, narrowly elliptical, acute leaf that narrows below into a conduplicate petiole that blooms on a basal through the leaf axils, racemose, erect , 3 1/5" [8 cm] long, several flowered inflorescence with tiny successively single flowers arising on a facile at each node occuring in the winter, spring and fall.

"The clearly 3-lobed lip, emarginate in front, and the shallow callus provided with four receptacles allow quick identification of S. picturatissima in Costa Rica." Pupulin 2003

Synonyms Oncidium picturatissimum [Kranzl.] Chase & NH Wms. 2008; Sigmatostalix occultans Christenson & M.J.Lee 2002; Sigmatostalix racemifera L.O. Williams 1940

References W3 Tropicos, Kew Monocot list , IPNI ; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922; The Orchids of Panama L.O. Williams & P Allen 1946 as S racemifera; Icones Planetarum Tropicarum Plate 490 Dodson 1982 drawing ok; Native Colombian Orchids Vol 4 Cos 1992 photo fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997 drawing good/photo good; AOS Bulletin Vol 71 No 4 2002 photo fide; AOS Bulletin Vol 71 No 4 2002 as S occultans photo fide; Harvard Papers in Botany, Vol. 8, No. 1, pp. 3559 Pupulin 2003 drawing fide; Orchid Species Culture Oncidium/Odontoglossum Alliance Bakers 2006; Orquideas de la Serrania del Baudo Misas Urreta 2006 drawing/photo fide; AOS Bulletin Vol 77 No 12 2008 as Oncidium picturatissimum; Orquideologia Vol 28 #2 2011 photo ok;