consumption weed vs cotton-seed tree

consumption weed and cotton-seed tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
consumption weed	Yes	No	No	No
cotton-seed tree	Yes	No	No	No

As nouns, consumption weed and cotton-seed tree are synonyms defined as:

consumption weed and cotton-seed tree: a shrub of salt marshes of eastern and south central North America and West Indies; fruit is surrounded with white plumelike hairy tufts

Other synonyms of consumption weed include Baccharis halimifolia, groundsel bush, groundsel tree.

consumption weed (noun)	cotton-seed tree (noun)
a shrub of salt marshes of eastern and south central North America and West Indies; fruit is surrounded with white plumelike hairy tufts	a shrub of salt marshes of eastern and south central North America and West Indies; fruit is surrounded with white plumelike hairy tufts