Lockhartia pittieri

Caespitose epiphyte; pseudobulbs lacking; stem flattened, unbranched, obscured by equitant, distichously imbricat­ing leaves. Blades acute, 2-3.5 cm long. Inflorescences short, solitary, l-flowered scapes from upper leaf axils; flowers yellow with an orange callus on inner surface of lip near base; sepals elliptic-lanceolate, acute, 4-5 mm long, with apiculate tips; petals broader than sepals, obtuse to acute; lip 7-8 mm long, ± convex and deeply emarginate, the margins raised, thickened, and.. more