showy orchis vs Orchis spectabilis

showy orchis and Orchis spectabilis both are nouns.

Word	Noun	Adjective	Verb	Adverb
showy orchis	Yes	No	No	No
Orchis spectabilis	Yes	No	No	No

As nouns, showy orchis and Orchis spectabilis are synonyms defined as:

showy orchis and Orchis spectabilis: North American orchid having a spike of violet-purple flowers mixed with white; sepals and petals form a hood

Other synonyms of showy orchis include purple-hooded orchis, purple orchis.

showy orchis (noun)	Orchis spectabilis (noun)
North American orchid having a spike of violet-purple flowers mixed with white; sepals and petals form a hood	North American orchid having a spike of violet-purple flowers mixed with white; sepals and petals form a hood