bee orchid vs orchid

bee orchid and orchid both are nouns.

Word	Noun	Adjective	Verb	Adverb
bee orchid	Yes	No	No	No
orchid	Yes	No	No	No

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

bee orchid: European orchid whose flowers resemble bumble bees in shape and color
orchid: any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors

Other hypernyms of bee orchid include orchidaceous plant.

bee orchid (noun)	orchid (noun)
European orchid whose flowers resemble bumble bees in shape and color	any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors