Polystachya foliosa (Hook.) Rchb.f.
-
Authority
Mori, S. A., et al. 1997. Guide to the vascular plants of central French Guiana: Part 1. Pteridophytes, gymnosperms, and monocotyledons. Mem. New York Bot. Gard. 76: 1-422.
-
Family
Orchidaceae
-
Scientific Name
-
Description
Species Description - Caespitose epiphytes with ovoid pseudobulbs to 2 cm. Leaves usually 3 per pseudobulb, spathulate, obliquely minutely bilobed, variable, to 33 X 3 cm. Inflorescences terminal panicles enveloped in compressed, tubular bracts. Flowers numerous, not resupinate, greenish-yellow; dorsal sepal ovate, acute, 3 X 2 mm, the lateral sepals obliquely broadly ovate, acute-acuminate, concave, 3.7 X 2.7 mm; petals oblanceolate, obtuse, rounded, 2.5 X 0.7 mm; lip 3-lobed, 4 mm long, the lateral lobes obliquely triangular, erect, the midlobe oblong, shallowly emarginate, apically reflexed, farinaceous, 2 mm wide, with conic basal callus; column short, footed, ca. 1.5 mm long. Fr (Sep).