Flora of the Neotropics and World Checklist of Ferns References

• Adiantum concinnum — A species of elegant tropical fern belonging to the Pteridaceae family, native to the neotropical regions of Central and South America (as well as Mexico and the Caribbean islands). This plant is structurally remarkable for its pendulous, bi- or tripinnate fronds, with delicate fan-shaped or rhombic pinnules attached to thin, shiny blackish-purple stipes and rachises, highly valued in greenhouses as a decorative ornamental plant.