Nekemias arborea

"Pepper vine" redirects here. Outside the United States, this usually refers to some species of Piper (genus).

Nekemias arborea, commonly known as pepper vine, is native to the Southeastern United States, Texas, and New Mexico. It spreads rapidly, climbing up trees and bushes.^[1] It prefers moist soils such as stream banks, and disturbed areas.^[2]

Pepper vine
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Vitales
Family:	Vitaceae
Genus:	Nekemias
Species:	N. arborea
Binomial name
Nekemias arborea (L.) J.Wen & Boggan

Description

A deciduous to semi-evergreen vine that can be ground cover-like, but is often high-climbing and bushy. Grows 35 ft. or more.^[3]

Leaves are alternate, bi-pinnately divided and up to 6 inches long and wide. There are 1-3 pairs of leaflets. They are roughly ovate and coarsely toothed, dark green on the upper surface, lighter on the lower. Newly emerged leaves are purple-red and change to a light green to dark green as they reach mature size. Foliage turns pale yellow or red in fall.^[2]

Flat-topped clusters of tiny, green flowers are followed by clusters of pea-sized, bluish-purple berries. Fruit fleshy, up to 5/8 inch in diameter, black and shiny when ripe. Fruit attractive to wildlife but possibly poisonous for humans.^[2][3]

When young, the leaves of nekemias arborea (pepper vine) are a deep red color.

Synonyms

Its synonyms include: Ampelopsis arborea (L.) Koehne, Ampelopsis bipinnata Michx., Ampelopsis pinnata DC., Cissus arborea (L.) Des Moul., Cissus bipinnata Elliott, Cissus orientalis Lam., Cissus stans Pers., Hedera arborea (L.) Walter, Nekemias bipinnata Raf., Vitis arborea L., Vitis bipinnata Torr. & A.Gray, and Vitis orientalis (Lam.) Boiss.

Cultivation

Nekemias arborea is used as an ornamental plant in gardens.