Bambusa suberecta

Jesse Durko bamboo

A close-up of a black stem of Jesse Durko bamboo, Bambusa suberecta, along with one of its leaves, both of which have white stripes, at The Botanic Gardens at Kona Kai Resort in Key Largo, Florida

Bamboos normally grow to great heights, but this dwarf variegated species is great as a smaller ornamental selection.