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Lockhartia acuta(Lindl.) Rchb. f.

(Lindl.) Reichb.f., Bot. Zeitung (Berlin)10:767.1852

L. pallida Reichb.f.

Caespitose epiphyte; pseudobulbs lacking; stemflattened, unbranched, covered with equitant, distichouslyimbri­cating leaves. Blades acute, short, to 3 cm long.Flowers small, yellowish or white with a yellow lip, in 1-3divari­cately branched panicles to 8 cm long at or near apex;pedicels slender, subtended by small subcordate bracts; sepals andlateral petals subequal, ovate, ± rounded at apex, stronglyconcave, to ca 4 mm long; lip 4.7-6 mm long, somewhat expanded andbilobed at apex, fused to the short column near the base; columnwith lateral wings, the wings not surpassing apex; pollinia 2, paleyellow, teardrop-shaped. Fruits ± obovate, 6-10 mm long,prui­nose, smooth, splitting into 3 valves. Croat8056.

Common high in trees in the forest. Flowers inthe dry season (December to April), especially in the early dryseason, with the fruits maturing in the early rainy season.

Inflorescences may appear successively with both flower­ingand fruiting inflorescences present on the same plant.

Panama across northern South America to Trinidad.

In Panama, known from tropical moist forest in the Canal Zoneand Panama, apparently more frequently on the Pacific slope.

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