Artemisia stelleriana vs old woman

Artemisia stelleriana and old woman both are nouns.

Word	Noun	Adjective	Verb	Adverb
Artemisia stelleriana	Yes	No	No	No
old woman	Yes	No	No	No

As nouns, Artemisia stelleriana and old woman are synonyms defined as:

Artemisia stelleriana and old woman: herb with greyish leaves found along the east coast of North America; used as an ornamental plant

Other synonyms of Artemisia stelleriana include beach wormwood, dusty miller.

Artemisia stelleriana (noun)	old woman (noun)
herb with greyish leaves found along the east coast of North America; used as an ornamental plant	a woman who is old
	herb with greyish leaves found along the east coast of North America; used as an ornamental plant