one-flowered pyrola vs one-flowered wintergreen

one-flowered pyrola and one-flowered wintergreen both are nouns.

Word	Noun	Adjective	Verb	Adverb
one-flowered pyrola	Yes	No	No	No
one-flowered wintergreen	Yes	No	No	No

As nouns, one-flowered pyrola and one-flowered wintergreen are synonyms defined as:

one-flowered pyrola and one-flowered wintergreen: delicate evergreen dwarf herb of north temperate regions having a solitary white terminal flower; sometimes placed in genus Pyrola

Other synonyms of one-flowered pyrola include Moneses uniflora, Pyrola uniflora.

one-flowered pyrola (noun)	one-flowered wintergreen (noun)
delicate evergreen dwarf herb of north temperate regions having a solitary white terminal flower; sometimes placed in genus Pyrola	delicate evergreen dwarf herb of north temperate regions having a solitary white terminal flower; sometimes placed in genus Pyrola