myrmecophyte vs plant life

myrmecophyte and plant life both are nouns.

Word	Noun	Adjective	Verb	Adverb
myrmecophyte	Yes	No	No	No
plant life	Yes	No	No	No

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

myrmecophyte: plant that affords shelter or food to ants that live in symbiotic relations with it
plant life: (botany) a living organism lacking the power of locomotion

Other hypernyms of myrmecophyte include flora, plant.

myrmecophyte (noun)	plant life (noun)
plant that affords shelter or food to ants that live in symbiotic relations with it	(botany) a living organism lacking the power of locomotion