Castanea pumila vs Allegheny chinkapin

Castanea pumila and Allegheny chinkapin both are nouns.

Word	Noun	Adjective	Verb	Adverb
Castanea pumila	Yes	No	No	No
Allegheny chinkapin	Yes	No	No	No

As nouns, Castanea pumila and Allegheny chinkapin are synonyms defined as:

Castanea pumila and Allegheny chinkapin: shrubby chestnut tree of southeastern United States having small edible nuts

Other synonyms of Castanea pumila include chinquapin, dwarf chestnut, eastern chinquapin.

Castanea pumila (noun)	Allegheny chinkapin (noun)
shrubby chestnut tree of southeastern United States having small edible nuts	shrubby chestnut tree of southeastern United States having small edible nuts