mayapple vs herbaceous plant

mayapple and herbaceous plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
mayapple	Yes	No	No	No
herbaceous plant	Yes	No	No	No

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

mayapple: North American herb with poisonous root stock and edible though insipid fruit
herbaceous plant: a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests

Other hypernyms of mayapple include herb.

mayapple (noun)	herbaceous plant (noun)
North American herb with poisonous root stock and edible though insipid fruit	a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests