Iochroma is a genus of about 34 species of shrubs and small trees belonging to the nightshade family Solanaceae. Species are native from Mexico to south Brazil. They are found in the forests of Mexico
Iochroma arborescens
The Ecuadorian species Iochroma calycinum, syn. I. macrocalyx, Temperate House, Kew Gardens
Iochroma cyaneum Quinta do Palheiro Ferreiro, Funchal, Madeira.