Erect terrestrial herbs 30-36 cm. tall. Leaves 2, broadly plicate; elliptic, shortly acuminate, 30-36 cm. long and 5.5-9 cm. broad, contracted at the base into an elongate sheathing petiole enclosed by 2-3 obtuse or very shortly acute, tubular, imbricating bracts. Inflorescence erect, the sheathing petiole enclosing a slender raceme scarcely equaling the leaves. Flowers small for the genus, mem-branaceous. Dorsal sepal elliptic-oblong, acute, concave, 10-13 mm. long and 4.2-5 mm. broad, the lateral sepals obliquely elliptic-lanceolate, acute, 9.5-10.5 mm. long and 3.5-3.8 mm. wide. Petals oblique, subfalcate, acute, 10-11 mm. long and 5-5.2 mm. wide. Lip entire, oblong-lanceolate, with minutely ciliate margins; base articulated to the foot of the column. Column arcuate, fleshy, broadly winged, dilated above, 6-7 mm. long, produced at the base into a foot.
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