Trichocentrum bicallosum (as Oncidium bicallosum) - Curtis' 71 (Ser. 3 no. 1) pl. 4148 (1845), Walter Hood Fitch, 1845
Illustration of trichocentrum bicallosum (as syn. Oncidium bicallosum). Date: 1845.
Author: Walter Hood Fitch (1817-1892) del., Swan sc.Source: https://commons.wikimedia.org/Loading...