the pseudobulb. Peduncles lateral, simple. Inflorescence 
racemose, few- to several-flowered; bracts small. Dorsal 
sepal free, hood-like, subcaudate. Lateral sepals connate 
to their apices, navicular, subeaudate. Petals free, similar 
to the dorsal sepal except flat, caudate. Lip fleshy, sac- 
cate at the base (but the sac ordinarily obscured by the 
sepals), with a trilobulate callus below partly enfolding 
the column and column-wings. Column short, auriculate- 
winged at the apex, footless; rostellum elongated ; anther 
terminal, operculate, incumbent ; pollinia two, ceraceous. 
A rare monotypic genus. 
1. Papperitzia Leiboldii Reichenbach filius in Bot. 
Zeit. 10 (1852) 670; Xenia Orch. 1 (1858) 237, t. 100, 
figs. 1, 1-5, (very poor figures). 
Leochilus Leiboldi Reichenbach filius in Linnaea 18 
(1844) 404. 
Range: Mexico (Vera Cruz and Oaxaca). 
Mexico: Kienast; Liebold; Nagel & Juan Gl onzdles| 6050; Purpus 
2125; Schenck. 
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