leucothoe vs shrub

leucothoe and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
leucothoe	Yes	No	No	No
shrub	Yes	No	No	No

As nouns, shrub is a hypernym of leucothoe; that is, shrub is a word with a broader meaning than leucothoe:

leucothoe: any plant of the genus Leucothoe; grown for their beautiful white flowers; glossy foliage contains a poisonous substance similar to that found in genus Kalmia
shrub: a low woody perennial plant usually having several major stems

Other hypernyms of leucothoe include bush.

leucothoe (noun)	shrub (noun)
any plant of the genus Leucothoe; grown for their beautiful white flowers; glossy foliage contains a poisonous substance similar to that found in genus Kalmia	a low woody perennial plant usually having several major stems