Hercules'-club
Hercules'-club , proper noun
It belongs to the same genus as one of the trees (Zanthoxylum Americanum) called prickly ash.
1.
(Botany) A densely spiny ornamental tree (Zanthoxylum clava-herculis) of the rue family, growing in southeast U. S. and West Indies.
2.
A small, prickly, deciduous clump-forming tree or shrub (Aralia spinosa) of eastern U.S.; also called Angelica tree and prickly ash.
3.
A variety of the common gourd (Lagenaria vulgaris). Its fruit sometimes exceeds five feet in length.
Also: Hercules-club