scouring rush vs Equisetum hyemale

scouring rush and Equisetum hyemale both are nouns.

Word	Noun	Adjective	Verb	Adverb
scouring rush	Yes	No	No	No
Equisetum hyemale	Yes	No	No	No

As nouns, scouring rush and Equisetum hyemale are synonyms defined as:

scouring rush and Equisetum hyemale: evergreen erect horsetail with rough-edged stems; formerly used for scouring utensils

Other synonyms of scouring rush include Equisetum hyemale robustum, Equisetum robustum, rough horsetail.

scouring rush (noun)	Equisetum hyemale (noun)
evergreen erect horsetail with rough-edged stems; formerly used for scouring utensils	evergreen erect horsetail with rough-edged stems; formerly used for scouring utensils