Senecio cineraria vs Cineraria maritima

Senecio cineraria and Cineraria maritima both are nouns.

Word	Noun	Adjective	Verb	Adverb
Senecio cineraria	Yes	No	No	No
Cineraria maritima	Yes	No	No	No

As nouns, Senecio cineraria and Cineraria maritima are synonyms defined as:

Senecio cineraria and Cineraria maritima: stiff much-branched perennial of the Mediterranean region having very white woolly stems and leaves

Other synonyms of Senecio cineraria include dusty miller.

Senecio cineraria (noun)	Cineraria maritima (noun)
stiff much-branched perennial of the Mediterranean region having very white woolly stems and leaves	stiff much-branched perennial of the Mediterranean region having very white woolly stems and leaves