plant 6 in. high, becoming black in drying; stem straight, slender, puberulous at the base, glabrous above; leaves cauline, amplexicaul, 3, lanceolate, acute or acuminate, glabrous, much like those of D. gracilis; scapes 6 in. high; spikes 2- or few-flowered; bracts leaf-like, lanceolate, concave, acuminate, equalling or exceeding the ovary; flowers medium-sized, white; dorsal sepal galeate, acuminate, as long as the lateral sepals; lateral sepals obliquely lanceolate, acuminate, 5 lin. long, with a small sac 2 lin. long, about the middle; petals cohering with the dorsal sepal, obliquely subfalcate-lanceolate from a narrow base, acuminate, 4 1/2 lin. long; lip narrowly unguiculate, 2 lin. long; limb peltate, narrowly linear, bifid at the apex; appendage ascending, somewhat boat-shaped, lanceolate, verrucose at the apex, curved and acuminate; column short; rostellum large, 3-lobed in front, with small rounded side lobes and an elongate-linear front lobe; arms straight, not curved at the apex, rather short. null
