(Andreas Comparetti, 1746-1811, Italian botanist). Orchidacex. A small group of graceful epiphytes.

Pseudobulbs, 1-3-1 vd.: racemes simple or branched; flowers small, lateral sepals united in a single piece, lengthened at the base into a conspicuous horn; lateral petals converging; labellum large, produced into a double spur, which is hidden in the horn made by the sepals; column free, semi-terete, erect; pollinia 2. - Four species, Mex. to Brazil. Grown on blocks or in baskets in a light intermediate or warmhouse.


Lindl. Pseudobulbs small, bearing lanceolate, coriaceous leaves, purple beneath: racemes several-flowered; flowers 1 in. across; petals and sepals light yellow, margined orange-red, labellum large, broader than long, crimson. Brazil. B.R. 24:68. I.H. 13:472.


Poep. et Endl. (C rosea, Lindl.). Similar in habit to C. coccinea: flowers 1 in. across, deep crimson; labellum broad; racemes pendent. Peru. B.M. 4980. A.F. 6:609. Lind. 4:163. F.S. 2:109.


Reichb. f. Flowers 10 or more, 2 in. across, dorsal sepal whitish, often spotted with purple; midlobe of labellum cleft, suborbicular, magenta-rose, dotted at the angled base; spurs conspicuous. Colombia. B.M. 6679. variety punctatissima, Hort., has the flowers copiously rose-spotted. CO. 1. George V. Nash.†