Himalaya honeysuckle vs shrub

Himalaya honeysuckle and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
Himalaya honeysuckle	Yes	No	No	No
shrub	Yes	No	No	No

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

Himalaya honeysuckle: shrub honeysuckle with drooping spikes of purplish flowers
shrub: a low woody perennial plant usually having several major stems

Other hypernyms of Himalaya honeysuckle include bush.

Himalaya honeysuckle (noun)	shrub (noun)
shrub honeysuckle with drooping spikes of purplish flowers	a low woody perennial plant usually having several major stems