Coeloglossum viride vs orchid

Coeloglossum viride and orchid both are nouns.

Word	Noun	Adjective	Verb	Adverb
Coeloglossum viride	Yes	No	No	No
orchid	Yes	No	No	No

As nouns, orchid is a hypernym of Coeloglossum viride; that is, orchid is a word with a broader meaning than Coeloglossum viride:

Coeloglossum viride: orchid having hooded long-bracted green to yellow-green flowers suffused with purple
orchid: any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors

Other hypernyms of Coeloglossum viride include orchidaceous plant.

Coeloglossum viride (noun)	orchid (noun)
orchid having hooded long-bracted green to yellow-green flowers suffused with purple	any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors