red trillium vs wake-robin

red trillium and wake-robin both are nouns.

Word	Noun	Adjective	Verb	Adverb
red trillium	Yes	No	No	No
wake-robin	Yes	No	No	No

As nouns, wake-robin is a hypernym of red trillium; that is, wake-robin is a word with a broader meaning than red trillium:

red trillium: trillium of eastern North America having malodorous pink to purple flowers and an astringent root used in folk medicine especially to ease childbirth
wake-robin: any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower

Other hypernyms of red trillium include trillium, wood lily.

As nouns, wake-robin is a hypernym of red trillium; that is, wake-robin is a word with a broader meaning than red trillium:

red trillium: trillium of northeastern United States with sessile leaves and red or purple flowers having a pungent odor
wake-robin: any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower

Other hypernyms of red trillium include trillium, wood lily.

red trillium (noun)	wake-robin (noun)
trillium of eastern North America having malodorous pink to purple flowers and an astringent root used in folk medicine especially to ease childbirth	any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower
trillium of northeastern United States with sessile leaves and red or purple flowers having a pungent odor	common American spring-flowering woodland herb having sheathing leaves and an upright club-shaped spadix with overarching green and purple spathe producing scarlet berries