sisal hemp vs sisal

sisal hemp and sisal both are nouns.

Word	Noun	Adjective	Verb	Adverb
sisal hemp	Yes	No	No	No
sisal	Yes	No	No	No

As nouns, sisal hemp and sisal are synonyms defined as:

sisal hemp (noun)	sisal (noun)
a plant fiber used for making rope	Mexican or West Indian plant with large fleshy leaves yielding a stiff fiber used in e.g. rope
	a plant fiber used for making rope