fen orchid vs Liparis loeselii

fen orchid and Liparis loeselii both are nouns.

Word	Noun	Adjective	Verb	Adverb
fen orchid	Yes	No	No	No
Liparis loeselii	Yes	No	No	No

As nouns, fen orchid and Liparis loeselii are synonyms defined as:

fen orchid and Liparis loeselii: small terrestrial orchid of eastern North America and Europe having two nearly basal leaves and dull yellow-green racemose flowers

Other synonyms of fen orchid include fen orchis.

fen orchid (noun)	Liparis loeselii (noun)
small terrestrial orchid of eastern North America and Europe having two nearly basal leaves and dull yellow-green racemose flowers	small terrestrial orchid of eastern North America and Europe having two nearly basal leaves and dull yellow-green racemose flowers