how is Brassia and Comesperma connected?
Brassia Brassia is a genus of orchids classified in the Oncidiinae subtribe. It is native to Mexico, Central America, the West Indies, and northern South America, with one species ("B. caudata") extending into Florida.
Clitandra Clitandra is a genus of flowering plants in the family Apocynaceae, first described as a genus in 1849. A total of 46 names have been coined since that time for species, subspecies, and varieties within the genus, but most of them have been transferred to other genera. The genus is currently regarded as containing only one species, Clitandra cymulosa, native to tropical Africa (from Sierra Leone to Tanzania, south to Angola).