Nolana

Nolana (Peruvian bell flower) is a genus of hard annual or perennial plants in the nightshade family. 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.

Classification
There are a number of synonyms for Nolana: Alibrexia, Alona, Aplocarya, Bargemontia, Dolia, Gubleria, Leloutrea, Neudorfia, Osteocarpus, Periloba, Rayera, Sorema, Teganium, Tula, Velpeaulia, Walkeria, 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.

Species
Plants of the World Online Accepts 72 species, listed below. Other sources range from 85 to 89 species.


 * Nolana acuminata (Miers) Dunal
 * Nolana adansonii (Schult.) I.M.Johnst.
 * Nolana aenigma M.O.Dillon, S.Leiva & Quip.
 * Nolana albescens (Phil.) I.M.Johnst.
 * Nolana aplocaryoides (Gaudich.) I.M.Johnst.
 * Nolana arenicola I.M.Johnst.
 * Nolana arequipensis M.O.Dillon & Quip.
 * Nolana baccata (Lindl.) Dunal
 * Nolana balsamiflua (Gaudich.) Mesa
 * Nolana bombonensis Quip. & M.O.Dillon
 * Nolana callae Quip. & M.O.Dillon
 * Nolana carnosa (Lindl.) Miers ex Dunal
 * Nolana chancoana M.O.Dillon & Quip.
 * Nolana chapiensis M.O.Dillon & Quip.
 * Nolana clivicola (I.M.Johnst.) I.M.Johnst.
 * Nolana coelestis (Lindl.) Miers ex Dunal
 * Nolana confinis (I.M.Johnst.) I.M.Johnst.
 * Nolana crassulifolia Kunze ex Walp.
 * Nolana deflexa (I.M.Johnst.) I.M.Johnst.
 * Nolana dianae M.O.Dillon
 * Nolana divaricata (Lindl.) I.M.Johnst.
 * Nolana elegans (Phil.) Reiche
 * Nolana filifolia (Hook. & Arn.) I.M.Johnst.
 * Nolana flaccida (Phil.) I.M.Johnst.
 * Nolana foliosa (Phil.) I.M.Johnst.
 * Nolana galapagensis (Christoph.) I.M.Johnst.
 * Nolana gayana (Gaudich.) I.M.Johnst.
 * Nolana glauca (I.M.Johnst.) I.M.Johnst.
 * Nolana gracillima (I.M.Johnst.) I.M.Johnst.
 * Nolana hoxeyi M.O.Dillon & Quip.
 * Nolana humifusa (Gouan) I.M.Johnst.
 * Nolana incana (Phil.) I.M.Johnst.
 * Nolana inconspicua (I.M.Johnst.) I.M.Johnst.
 * Nolana inflata Ruiz & Pav.
 * Nolana intonsa I.M.Johnst.
 * Nolana jaffuelii I.M.Johnst.
 * Nolana lachimbensis M.O.Dillon & Luebert
 * Nolana latipes I.M.Johnst.
 * Nolana laxa (Miers) I.M.Johnst.
 * Nolana leptophylla (Miers) I.M.Johnst.
 * Nolana lezamae M.O.Dillon, S.Leiva & Quip.
 * Nolana linearifolia Phil.
 * Nolana lycioides I.M.Johnst.
 * Nolana mariarosae Ferreyra
 * Nolana mollis (Phil.) I.M.Johnst.
 * Nolana onoana M.O.Dillon & M.Nakaz.
 * Nolana paradoxa Lindl.
 * Nolana parviflora (Phil.) Phil.
 * Nolana patachensis J.Hepp & M.O.Dillon
 * Nolana peruviana (Gaudich.) I.M.Johnst.
 * Nolana philippiana M.O.Dillon & Luebert
 * Nolana platyphylla (I.M.Johnst.) I.M.Johnst.
 * Nolana polymorpha Gaudich.
 * Nolana pterocarpa Phil. ex Wettst.
 * Nolana quicachaensis Quip. & M.O.Dillon
 * Nolana ramosissima I.M.Johnst.
 * Nolana reichei M.O.Dillon & Arancio
 * Nolana rhombifolia Martic. & Quezada
 * Nolana rostrata (Lindl.) Miers ex Dunal
 * Nolana rupicola Gaudich.
 * Nolana salsoloides (Lindl.) I.M.Johnst.
 * Nolana samaensis M.O.Dillon & Quip.
 * Nolana scaposa Ferreyra
 * Nolana sedifolia Poepp.
 * Nolana sessiliflora Phil.
 * Nolana sphaerophylla (Phil.) Mesa ex M.O.Dillon
 * Nolana stenophylla I.M.Johnst.
 * Nolana tarapacana (Phil.) I.M.Johnst.
 * Nolana tocopillensis (I.M.Johnst.) I.M.Johnst.
 * Nolana tricotiflora Quip. & M.O.Dillon
 * Nolana villosa (Phil.) I.M.Johnst.
 * Nolana werdermannii I.M.Johnst.