parsley-leaved thorn vs Crataegus apiifolia

parsley-leaved thorn and Crataegus apiifolia both are nouns.

Word	Noun	Adjective	Verb	Adverb
parsley-leaved thorn	Yes	No	No	No
Crataegus apiifolia	Yes	No	No	No

As nouns, parsley-leaved thorn and Crataegus apiifolia are synonyms defined as:

parsley-leaved thorn and Crataegus apiifolia: southern United States hawthorn with pinnately lobed leaves

Other synonyms of parsley-leaved thorn include Crataegus marshallii, parsley haw.

parsley-leaved thorn (noun)	Crataegus apiifolia (noun)
southern United States hawthorn with pinnately lobed leaves	southern United States hawthorn with pinnately lobed leaves