FIGURE 2. Nervilia umphangensis. A in Studies in Asian Nervilia (Nervilieae, Epidendroideae, Orchidaceae) IV: N. umphangensis, a new species from the Thai-Myanmar border

FIGURE 2. Nervilia umphangensis. A. Flowering plants at the type locality in Tak Province. B. Disturbed dry deciduous dipterocarp forest on limestone, the habitat of N. umphangensis at the type locality in northern Thailand. C. Close-up of the single-flowered inflorescence. D. Flower, side view. E. Labellum. F. Plants in leaf at the type locality. G. Excavated plants showing subterranean parts and variation in colour. A by S. Rueangruea; B by S. Suddee; C, D & E by P. Prommanut; F by S. Chanhormhual; G by O. Phueakkhlai.