Aeonium haworthii vs suffrutex

Aeonium haworthii and suffrutex both are nouns.

Word	Noun	Adjective	Verb	Adverb
Aeonium haworthii	Yes	No	No	No
suffrutex	Yes	No	No	No

As nouns, suffrutex is a hypernym of Aeonium haworthii; that is, suffrutex is a word with a broader meaning than Aeonium haworthii:

Aeonium haworthii: perennial subshrub of Tenerife having leaves in rosettes resembling pinwheels
suffrutex: low-growing woody shrub or perennial with woody base

Other hypernyms of Aeonium haworthii include subshrub.

Aeonium haworthii (noun)	suffrutex (noun)
perennial subshrub of Tenerife having leaves in rosettes resembling pinwheels	low-growing woody shrub or perennial with woody base