calanthe vs orchid

calanthe and orchid both are nouns.

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

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

calanthe: any of various showy orchids of the genus Calanthe having white or yellow or rose-colored flowers and broad leaves folded lengthwise
orchid: any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors

Other hypernyms of calanthe include orchidaceous plant.

calanthe (noun)	orchid (noun)
any of various showy orchids of the genus Calanthe having white or yellow or rose-colored flowers and broad leaves folded lengthwise	any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors