Solanum diphyllum
| Twoleaf nightshade | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Eudicots | 
| Clade: | Asterids | 
| Order: | Solanales | 
| Family: | Solanaceae | 
| Genus: | Solanum | 
| Species: | S. diphyllum | 
| Binomial name | |
| Solanum diphyllum | |
| Distribution of S. diphyllum. Native range is in green. Areas under which it had been naturalized or are widely cultivated are in orange. | |
Solanum diphyllum, commonly known as the twoleaf nightshade, is a species of nightshade native to the Americas. It is cultivated as an ornamental plant for its clusters of dark green round fruits that turn a bright yellow when ripe.