sand sage vs silvery wormwood

sand sage and silvery wormwood both are nouns.

Word	Noun	Adjective	Verb	Adverb
sand sage	Yes	No	No	No
silvery wormwood	Yes	No	No	No

As nouns, sand sage and silvery wormwood are synonyms defined as:

sand sage and silvery wormwood: silver-haired shrub of central and southern United States and Mexico; a troublesome weed on rangelands

Other synonyms of sand sage include Artemisia filifolia.

sand sage (noun)	silvery wormwood (noun)
silver-haired shrub of central and southern United States and Mexico; a troublesome weed on rangelands	silver-haired shrub of central and southern United States and Mexico; a troublesome weed on rangelands