Lilium martagon vs lily

Lilium martagon and lily both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lilium martagon	Yes	No	No	No
lily	Yes	No	No	No

As nouns, lily is a hypernym of Lilium martagon; that is, lily is a word with a broader meaning than Lilium martagon:

Lilium martagon: lily with small dull purple flowers of northwestern Europe and northwestern Asia
lily: any liliaceous plant of the genus Lilium having showy pendulous flowers

Lilium martagon (noun)	lily (noun)
lily with small dull purple flowers of northwestern Europe and northwestern Asia	any liliaceous plant of the genus Lilium having showy pendulous flowers