Plants 11-60 cm. Pseudobulbs 5-15 mm diam. Leaves 1, at middle or proximal 1/3 of stem, sheathing leaf bases persistent, shredding; blade ovate-elliptic or oblanceolate, keeled abaxially, 2.4-15 × 1-5.2(-6) cm, apex acute. Inflorescences spicate racemes, rachis thick, slightly ridged or fluted, 6-22 cm; floral bracts triangular to lanceolate, 0.5-1 mm; pedicels 1.3-1.7 mm. Flowers 40-160, not resupinate, green to yellowish green; dorsal sepal ovate to elliptic, 1.5-2.8 × 0.8-1.3 mm, apex acuminate; lateral sepals ovate to elliptic, falcate, 1.5-2.8 × 0.8-1.3 mm, apex acuminate; petals strongly reflexed, filiform to linear, falcate, 1.3-2 × 0.2-0.3 mm, apex acuminate; lip suborbiculate-ovate to subquadrangular-ovate, 1.5-2.8 × 1.3-2.2(-2.5) mm, base hastate-auriculate, apex obliquely 3-dentate or retuse with apiculum in sinus; disc deeply concave, 5-veined; column 0.2-0.5 × 0.2-0.5 mm; pollinia yellow. Capsules ascending, ellipsoid, 7 × 3 mm.


Location: Santa Catalina Mountains


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