Oncidium endocharis Rchb. f. 1884 SECTION Concoloria Photo by Karl Senghas and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Inflorescence Photo by Bill Pinnix

EARLY

Common Name The Graceful Oncidium

Flower Size 1 1/4" [3 cm]

Found in El Salvador, Guatemala, Honduras? and Mexico in forests on trees and rocks at elevations of 1350 to 2300 meters as a medium sized, cool to cold growing epiphyte or lithophyte that requires a dry winter rest and has rather small, ovate, laterally compressed, ancipitous with 3 small ribs on each side, slightly sprinkled red-brown pseudobulbs partially enveloped basally by thin, dry, papery sheaths and carrying a single, apical, leathery, strap-shaped to linear-elliptic, rounded apically, narrowing below into a conduplicate base leaf that blooms in the winter and early spring on a basal erect to arching, 7 to 14" [17.5 to 36 cm] long, laxly several [10 to 12] flowered, racemose inflorescence arising on a newly matured pseudobulb and having small, triangular to ovate, acute, concave, thin, dry floral bracts and 4 to 10 somewhat cupped flowers.

Synonyms Concocidium endocharis (Rchb.f.) Romowicz & Szlach. 2006; Oncidium johannis Schltr. 1912

References W3 Tropicos, Kew Monocot list , IPNI ; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 drawing ok; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 as Oncidium johannis; AOS Bulletin Vol 26 No 10 1957 as O johannis; Las Orquedias De El Salvador Vol 2 Hamer 1974 drawing/photo fide; Las Orquedias de El Salvador Vol 3 Hamer 1981 drawing ok; Rudolf Schlechter Die Orchideen Lieferung 33-6 1997 photo fide; Orchid Species Culture: Oncidium, Bakers 2006; Oncidium Vol 1 Koniger 2004; The Pictoral Encyclopedia of Oncidium Zelenko 2002; Icones Orchidacearum 5 - 6 Orchids of Mexico Part 2 - 3 Plate 630 Hagsater & Soto 2002 drawing ok; Orquideologia Vol. 23 No 2 2004

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