White Byrony is a perennial vine, can reach 6 m.
- Leaves similar to cucumber plant.
- Toxic to livestock and humans.
- Potential to cause substantial environmental damage in New Zealand, similar to old man's beard.
- Can smother small trees and shrubs, and exclude other species.
- Dense growth may also impede recreational access.
- Easily dispersed, difficult to kill due to its large persistent tuber.
