nectary vs honey gland

nectary and honey gland both are nouns.

Word	Noun	Adjective	Verb	Adverb
nectary	Yes	No	No	No
honey gland	Yes	No	No	No

As nouns, nectary and honey gland are synonyms defined as:

nectary and honey gland: a gland (often a protuberance or depression) that secretes nectar

nectary (noun)	honey gland (noun)
a gland (often a protuberance or depression) that secretes nectar	a gland (often a protuberance or depression) that secretes nectar