hawkweed vs herbaceous plant

hawkweed and herbaceous plant both are nouns.

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

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

hawkweed: any of numerous often hairy plants of the genus Hieracium having yellow or orange flowers that resemble the dandelion
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 hawkweed include herb.

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

hawkweed: any of various plants of the genus Pilosella
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 hawkweed include herb.

hawkweed (noun)	herbaceous plant (noun)
any of numerous often hairy plants of the genus Hieracium having yellow or orange flowers that resemble the dandelion	a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
any of various plants of the genus Pilosella