Nolana (Peruvian bell flower) is a genus of hard annual or perennial plants in the nightshadefamily. The genus is mostly native to Chile and Peru. Species in this genus, especially N. paradoxa, serve as a model system for studies on flower color.[2][3]
Classification
There are a number of synonyms for Nolana: Alibrexia, Aplocarya, Bargemontia, Dolia, Gubleria, Leloutrea, Neudorfia, Osteocarpus, Pachysolen, Periloba, Rayera, Sorema, Teganium, Tula, Velpeaulia, Walberia, and Zwingera.
Nolana is the only genus in the Solanaceae which has a fruit composed of mericarps, although its flower and other vegetative morphology is similar to other plants in this family. It seems to be most closely related to Lycium and Grabowskia.[4]