Trifolium pratense vs clover

Trifolium pratense and clover both are nouns.

Word	Noun	Adjective	Verb	Adverb
Trifolium pratense	Yes	No	No	No
clover	Yes	No	No	No

As nouns, clover is a hypernym of Trifolium pratense; that is, clover is a word with a broader meaning than Trifolium pratense:

Trifolium pratense: erect to decumbent short-lived perennial having red-purple to pink flowers; the most commonly grown forage clover
clover: a plant of the genus Trifolium

Other hypernyms of Trifolium pratense include trefoil.

Trifolium pratense (noun)	clover (noun)
erect to decumbent short-lived perennial having red-purple to pink flowers; the most commonly grown forage clover	a plant of the genus Trifolium