receptacle vs plant structure

receptacle and plant structure both are nouns.

Word	Noun	Adjective	Verb	Adverb
receptacle	Yes	No	No	No
plant structure	Yes	No	No	No

As nouns, plant structure is a hypernym of receptacle; that is, plant structure is a word with a broader meaning than receptacle:

Other hypernyms of receptacle include plant part.

receptacle (noun)	plant structure (noun)
a container that is used to put or keep things in	any part of a plant or fungus
an electrical (or electronic) fitting that is connected to a source of power and equipped to receive an insert
enlarged tip of a stem that bears the floral parts