yellow vetchling vs Lathyrus pratensis

yellow vetchling and Lathyrus pratensis both are nouns.

Word	Noun	Adjective	Verb	Adverb
yellow vetchling	Yes	No	No	No
Lathyrus pratensis	Yes	No	No	No

As nouns, yellow vetchling and Lathyrus pratensis are synonyms defined as:

yellow vetchling and Lathyrus pratensis: scrambling perennial Eurasian wild pea having yellowish flowers and compressed seed pods; cultivated for forage

Other synonyms of yellow vetchling include common vetchling, meadow pea.

yellow vetchling (noun)	Lathyrus pratensis (noun)
scrambling perennial Eurasian wild pea having yellowish flowers and compressed seed pods; cultivated for forage	scrambling perennial Eurasian wild pea having yellowish flowers and compressed seed pods; cultivated for forage