convolvulus vs vine

convolvulus and vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
convolvulus	Yes	No	No	No
vine	Yes	No	No	No

As nouns, vine is a hypernym of convolvulus; that is, vine is a word with a broader meaning than convolvulus:

convolvulus: any of numerous plants of the genus Convolvulus
vine: a plant with a weak stem that derives support from climbing, twining, or creeping along a surface

convolvulus (noun)	vine (noun)
any of numerous plants of the genus Convolvulus	a plant with a weak stem that derives support from climbing, twining, or creeping along a surface