hovea vs shrub

hovea and shrub both are nouns.

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

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

hovea: any of several attractive evergreen shrubs of Australia grown for their glossy deep green foliage and flowers in rich blues and intense violets
shrub: a low woody perennial plant usually having several major stems

Other hypernyms of hovea include bush.

hovea (noun)	shrub (noun)
any of several attractive evergreen shrubs of Australia grown for their glossy deep green foliage and flowers in rich blues and intense violets	a low woody perennial plant usually having several major stems