lespedeza vs woody plant

lespedeza and woody plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
lespedeza	Yes	No	No	No
woody plant	Yes	No	No	No

As nouns, woody plant is a hypernym of lespedeza; that is, woody plant is a word with a broader meaning than lespedeza:

lespedeza: shrubby or herbaceous plants widely used for forage, soil improvement, and especially hay in southern United States
woody plant: a plant having hard lignified tissues or woody parts especially stems

Other hypernyms of lespedeza include ligneous plant.

lespedeza (noun)	woody plant (noun)
shrubby or herbaceous plants widely used for forage, soil improvement, and especially hay in southern United States	a plant having hard lignified tissues or woody parts especially stems