Common Name: twoleaf nightshade
Family: Solanaceae
Common Synonyms: none
USDA Hardiness Zone: 9a-11
Growth Habit: Shrub
Origin: Mexico, Central America
FISC Category: 2
FDACS Listed Noxious Weed: No
Introduction Date: Earliest Florida specimen vouchered in 1966.
IFAS Assessment:
Shrub upright, up to 2 m tall. Branches smooth, dark maroon brown turning white with age. Leaves paired, larger major leaf widest at the center, 4.7-6.8 cm long and 2.2 cm wide, minor leaf up 1.5 cm long and 1.4 cm wide. Flowers in upper leaf axils, white turning whitish-lavender, 1 cm wide. Fruit a globose berry, to 1.2 cm in diameter, yellow to orange and fleshy when ripe.
Floodplain forest, maritime hammock, rockland hammock.
Widespread in central and south but not in north.
No specific treatments available.
Dave's Garden. 2013. PlantFiles: Twoleaf nightshade, Solanum diphyllum. http://davesgarden.com/guides/pf/go/96741/. Accessed on December 10, 2013.
IFAS, Center for Aquatic and Invasive Plants. 2013. http://edis.ifas.ufl.edu/pdffiles/AG/AG31800.pdf. Accessed on December 10, 2013.
Long, R. W. and O. Lakela. A Flora of Tropical Florida. 1971. Banyan Books, Miami, Florida.