Noun: tortoise plant
- South African vine having a massive rootstock covered with deeply fissured bark
"The tortoise plant's distinctive rootstock resembles an elephant's foot";
- elephant's-foot, Hottentot bread vine, Hottentot's bread vine, Dioscorea elephantipes
Derived forms: tortoise plants
Type of: vine
Part of: Dioscorea, genus Dioscorea