lesser butterfly orchid vs Platanthera bifolia

lesser butterfly orchid and Platanthera bifolia both are nouns.

Word	Noun	Adjective	Verb	Adverb
lesser butterfly orchid	Yes	No	No	No
Platanthera bifolia	Yes	No	No	No

As nouns, lesser butterfly orchid and Platanthera bifolia are synonyms defined as:

lesser butterfly orchid and Platanthera bifolia: south European orchid having fragrant greenish-white flowers; sometimes placed in genus Habenaria

Other synonyms of lesser butterfly orchid include Habenaria bifolia.

lesser butterfly orchid (noun)	Platanthera bifolia (noun)
south European orchid having fragrant greenish-white flowers; sometimes placed in genus Habenaria	south European orchid having fragrant greenish-white flowers; sometimes placed in genus Habenaria