Erythronium americanum vs trout lily

Erythronium americanum and trout lily both are nouns.

Word	Noun	Adjective	Verb	Adverb
Erythronium americanum	Yes	No	No	No
trout lily	Yes	No	No	No

As nouns, Erythronium americanum and trout lily are synonyms defined as:

Erythronium americanum and trout lily: eastern North American dogtooth having solitary yellow flowers marked with brown or purple and spotted interiors

Other synonyms of Erythronium americanum include amberbell, yellow adder's tongue.

Erythronium americanum (noun)	trout lily (noun)
eastern North American dogtooth having solitary yellow flowers marked with brown or purple and spotted interiors	eastern North American dogtooth having solitary yellow flowers marked with brown or purple and spotted interiors