crow corn vs liliaceous plant

crow corn and liliaceous plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
crow corn	Yes	No	No	No
liliaceous plant	Yes	No	No	No

As nouns, liliaceous plant is a hypernym of crow corn; that is, liliaceous plant is a word with a broader meaning than crow corn:

crow corn: any of several perennials of the genus Aletris having grasslike leaves and bitter roots reputed to cure colic
liliaceous plant: plant growing from a bulb or corm or rhizome or tuber

crow corn (noun)	liliaceous plant (noun)
any of several perennials of the genus Aletris having grasslike leaves and bitter roots reputed to cure colic	plant growing from a bulb or corm or rhizome or tuber