Short's aster vs aster

Short's aster and aster both are nouns.

Word	Noun	Adjective	Verb	Adverb
Short's aster	Yes	No	No	No
aster	Yes	No	No	No

As nouns, aster is a hypernym of Short's aster; that is, aster is a word with a broader meaning than Short's aster:

Short's aster: perennial of southeastern United States having usually blue flowers
aster: any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers

Short's aster (noun)	aster (noun)
perennial of southeastern United States having usually blue flowers	star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis
	any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers