Hercules'-clubs vs Zanthoxylum clava-herculis

Hercules'-clubs and Zanthoxylum clava-herculis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hercules'-clubs	Yes	No	No	No
Zanthoxylum clava-herculis	Yes	No	No	No

As nouns, Hercules'-clubs and Zanthoxylum clava-herculis are synonyms defined as:

Hercules'-clubs and Zanthoxylum clava-herculis: densely spiny ornamental of southeastern United States and West Indies

Other synonyms of Hercules'-clubs include Hercules'-club, Hercules-club.

Hercules'-clubs (noun)	Zanthoxylum clava-herculis (noun)
densely spiny ornamental of southeastern United States and West Indies	densely spiny ornamental of southeastern United States and West Indies