Oncidium microchilum Bateman ex Lindl. 1840 SECTION Crassifolia Photo courtesy of Patricia Harding

Flower Closeup Photo courtesy of Danny Lentz ©, plant grown by Atlanta Botanical Garden

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Common Name The Small-Lipped Oncidium

Flower Size to 1" [to 2.5 cm]

This is a Mexican and Guatemalan, species occuring at elevations up to 2300 meters as a small sized, warm to cool terrestrial or lithophyte with small, ovoid or spherical, strongly compressed pseudobulbs completely enveloped by several, imbricating, stiff, close, triangular, leafless sheaths and carrying a single, apical, elliptic to elliptic-oblong, acute, coriaceous, olive colored leaf that is keeled below and blooms in the summer with a densly few to several [4 to 8] flowered, to 5' [150 cm] long, multi-branched panicle with longlasting flowers arising on a new growth.

Synonyms Lophiaris microchila (Bateman ex Lindl.) Senghas 1997; Oncidium funcki Hort.Belg. ex Lubbers 1880; ; Trichocentrum microchilum (Bateman ex Lindl.) M.W.Chase & N.H.Williams 2001

References W3 Tropicos, Kew Monocot list , IPNI ; Refugium Botanicum Reichenbach 1872 drawing fide; Encyclopedia of Cultivated Orchids Hawkes 1965; Las Orquedias De El Salvador Vol 2 Hamer 1974 drawing/photo fide; Las Orquedias de El Salvador Vol 3 Hamer 1981 drawing fide; AOS Bulletin Vol 61 No 5/456 1992 photo as Oncidium microchilum; Lindleyana Vol 16 No 2 2001 as Trichocentrum microchilum; Orchid Species Culture: Oncidium, Bakers 2006 as Oncidium microchilum; The Pictoral Encyclopedia of Oncidium Zelenko 2002 as Trichocentrum microchilum; Oncidium Vol 3 Koniger 2007 photo/drawing fide;

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