Iochroma arborescens (L.) J.M.H.Shaw (Mexico to Tropical America: Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Colombia, Costa Rica, Cuba, Dominican Republic, Ecuador, Guatemala, Haiti, Honduras, Leeward Is., Mexico Central, Mexico Northeast, Mexico Southeast, Mexico Southwest, Nicaragua, Panamá, Peru, Puerto Rico, Trinidad-Tobago, Venezuela, Windward Is. as per POWO)
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Iochroma gesnerioides (Kunth) Miers (Introduced) (Colombia to Ecuador; Introduced: East Himalaya as per POWO)
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BSI Flora of India Checklist Vol. 2 (1993) (Distribution):
| Name | Distribution |
|---|---|
| Iochroma coccinea (Iochroma coccineum Scheidw. is a syn. of Iochroma gesnerioides (Kunth) Miers as per POWO) | Cultivated species |
| Iochroma cyaneum | Cultivated species |
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Flora of Peninsular India:
Iochroma coccinea