Ruscus aculeatus vs butcher's broom

Ruscus aculeatus and butcher's broom both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ruscus aculeatus	Yes	No	No	No
butcher's broom	Yes	No	No	No

As nouns, Ruscus aculeatus and butcher's broom are synonyms defined as:

Ruscus aculeatus and butcher's broom: shrub with stiff flattened stems resembling leaves (cladophylls); used for making brooms

Ruscus aculeatus (noun)	butcher's broom (noun)
shrub with stiff flattened stems resembling leaves (cladophylls); used for making brooms	shrub with stiff flattened stems resembling leaves (cladophylls); used for making brooms