tusa, basi subcordata; pollinia clavata, viscidio parvulo, truncato 
affixa. Ovarium cylindricum, sessile, non tortum. 
Plantae terrestres; radicibus fasculatis crassis, fusiformibus; 
foliis 2-3, basilaribus cuneatis, sessilibus; scapo suberecto vel 
arcuato, gracili, remote pauci vaginato, supra spicato, laxe multi- 
floro; floribus parvis, non resupinatis. 
Sepals similar, ringent; dorsal sepal lowermost, concave, at 
base adnate to back of column; lateral sepals shortly connate at 
base, uppermost, somewhat divaricate, fused with the claw of lip 
and together form a small, round, or bilobed gibbosity. Petals 
free with erose apex. Lip uppermost, unguiculate, the margins In 
the middle agglutinate with sides of column, saggitate at base, 
coarsely lacerate, bilobed at apex; disc with 3 callose-thickened 
veins in middle, distinctly pubescent. Column fleshy, short with 
an obliquely extended base, gradually expanded upwards, trun- 
cate at apex, with a median costa in front which extends into the 
claw of the lip; whole of front puberulent; stigmata 2, lateral, 
saddle-shaped, longer than the rostellum; rostellum truncate, 
foveate. Anther erect, ovate-oblong, obtuse, subcordate at base; 
pollinia clavate with a small, truncate viscidium. Ovary cylin- 
dric, sessile, not twisted. 
Terrestrial plants. Roots fleshy, fusiform, fasciculate. Leaves 
2 to 3, basal, cuneate, sessile. Scape suberect to arcuate, rather 
slender, remotely few-sheathed, terminated by a laxly many- 
flowered spike. Flowers small, not resupinate. 
TYPE: Cranichis thysanochila Robins. & Greenm. 
One species native to Mexico, State of Oaxaca. 
Index to species 
Pseudocranichis thysanochila (Robins. & Greenm.) Garay, comb. nov. 
Basionym: Cranichis thysanochila Robins. & Greenm. in Proc. Amer. 
Acad. Sci. 32: 35, 1896. 
Pseudoeurystyles Hoehne 
Cogniauxii (Krzl.) Hoehne = Eurystyles Cogniauxii (Krzl.) Schltr. 
Gardneri (Lindl.) Hoehne = Eurystyles Gardneri (Lindl. ex Gardn.) 
Garay 
Lorenzii (Cogn.) Hoehne = Eurystyles Lorenzii (Cogn.) Schltr. 
Schwackeana Hoehne = Eurystyles Lorenzii (Cogn.) Schltr. 
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