Isochilus
(from isos, equal, and cheilos, a lip; in allusion to the shape of the labellum). ORD. Orchideae. A genus of four or five species of epiphytal stove Orchids, ranging from Mexico and the West Indies to Brazil. Flowers rose or red, in one row, in spike-like racemes, small or medium; labellum free from the column, contracted at the base with a slight S-like curvature. Stems bearing the leaves in two rows. Perhaps the only species at present in cultivation is I. Linearis. For culture, see Pleurothallis.
I. linearis (linear). fl. purplish, small, in short spikes. Spring. l. short, narrow, on tufted slender stems 1ft. high. Mexico, &c., to Brazil, 1791. (L. B. C. 1341.)