Anacheilium chacaoense [Rchb.f] Withner & Harding 2004

Plant and Flowers

Photos by Bogarin/Pupulin


Common Name Chacao Anacheilium [A region in Colombia]

Flower Size less than 2" [less than 5 cm]

Found from Mexico, Guatemala, Belize, El Salvador, Honduras Nicaragua, Costa Rica, Panama, Colombia and Venezuela as a medium sized, hot to warm growing, cockleshell epiphyte or lithophyte from open oak and deciduous forests at elevations of sealevel to 1200 [3350?] meters with gray green, subcylindric to ovoid pseudobulbs subtended by bracts with 2 to 3, subcoriaceous, narrowly elliptic leaves that blooms in the midwinter till early summer on an apical, 2 to 8 flowered, to 4" [to 10 cm] long, racemose inflorescence subtended by a basal sheath, that is shorter than the leaves and arises on a newly mature pseudobulb with fleshy, fragrant, nonresupinate flowers.

This species is often confused with A fragrans and E radiata but those plants are grey colored, not green nor yellowish green! Compared with A fragrans it has two leaves instead of one.

Synonyms Encyclia chacaoensis (Rchb. f.) Dressler & G.E. Pollard 1971; *Epidendrum chacaoense Rchb. f. 1854; 1866; Epidendrum hoffmannii Schltr. 1920; Epidendrum pachycarpum Schltr. 1906; Hormidium chacoense [Rchb.f] Breiger 1977; Prosthechea chacaoensis (Rchb. f.) W. E. Higgins 1997;

References W3 Tropicos, Kew Monocot list , IPNI ; Lankester's Epidendra Website CR as Prosthechea chacaoense; Bonplandia 2: 20. 1854 as Epidendrum chacaoense; Repert. Spec. Nov. Regni Veg. Beih. 6: 68 Schlechter 1919 as Epidendrum chacoense; Repert. Sp. Nov. Regni. Veg. Beih. 17: 36. Panama Schlechter 1922 as Epidendrum pachycarpon; Repert. Sp. Nov. Regni. Veg. Beih. 19: 215. Costa Rica Schlechter 1923 as Epidendrum pachycarpum; Venezuelan Orchids Vol 2 Dunsterville & Garay 1961 as Epidendrum chacoense drawing fide; AOS Bulletin Vol 36 #9 1967 as Epidedrum chacoense; AOS Bulletin Vol 38 No 6 1969 as Epidendrum chacoense; Flora de Venezuela Foldats Volumen XV Part 3 1970 as Epidendrum chacoense drawing good; Las Orquedias de El Salvador Vol 1 Hamer 1974 as Epidendrum chacoensis drawing/photo fide; The Genus Encyclia in Mexico Dressler & Pollard 1976 as Encyclia chacoensis; Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 9 513 - 576 Brieger, Maatsch and Senghas 1977 as Hormidium chacoense; Orchids of Venezuela An Illustrated Field Guide Vol 1 Dunsterville & Garay 1979 as Epidendrum chacoensis drawing fide; Las Orquedias de El Salvador Vol 3 Hamer 1981 as Epidendrum chacoense drawing ok; Icones Planetarum Tropicarum Plate 686 Dodson 1982 as Encyclia chacoensis drawing fide; Flora Novo-Galaciana Vol 16 McVaugh 1985 as Encyclia chacaoensis; An Introdution to the Orchids of Mexico Wiard 1987 as Encyclia chacoensis photo fide; Selbyana Vol 10 Orchids of Central America Hamer 1988 as Encyclia chacoensis drawing fide; Guatemala Y Sus Orquideas Behar & Tinschert 1998 as Encyclia chacoaense photo fide; Manual of Orchids Stewart 1992 as Encyclia chacoensis; Manual of Cultivated Orchids Bechtel, Cribb, Launert 1992 as Encyclia chacoensis photo fide; A Field Guide to the Orchids of Costa Rica and Panama Dressler 1993 as Encyclia chacoensis; Icones Planetarum Tropicarum Plate 1517 Mora & Atwood 1993 as Encyclia chacoensis drawing fide; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 as Prosthechea chacaoense drawing good; Harvard Pap. Bot. 5 #2: Carnevali etal. 2001 as Prosthechea chacoensis photo fide; Botanica's Orchids Laurel Glenn 2002 as Protheschea chacoensis; Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003 as Prosthechea chacaoensis; Orquideas Nativas del Tachira Cesar Fernandez 2003 as Prosthechea chacoensis photo fide; *The Cattleyas and Their Relatives, the Debateable Epidendrum Withner and Harding 2004 photo fide; Flora's Orchids Nash & La Croix 2005 as Protheschea cochleata; Orquideas de la Serrania del Baudo Misas Urreta 2005 as Prosthechea cochleata drawing/photo fide ;drawing/photo AOS Bulletin Vol 76 No 3 2007 as Prosthechea chacoensis photo fide; AOS Bulletin Vol 77 No 6 2008 as Epidendrum hoffmaniiphoto fide; Orchids of Costa Rica Vol 1 Morales 2009 as Prosthechea chacoensis photo fide; AOS Bulletin Vol 80 #8 2011 photo fide; Guia de Orquideas de Chiapas Carlos Rommel Beutelspacher Baigts 2013 as Prosthechea chacoensis photo fide; Orchid Genera and Species in Guatemala Archila, Szlachchetko, Chiron, Lipinska, Mystkowska and Bertolini 2018 as Prosthechea chacoensis; Vanishing Beauty, Native Costa Rican Orchids Vol 2 Lacaena to Pteroglossa Pupulin 2020 as Prosthechea chacoensis photo fide