1. (noun) any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers

• flower

2. (noun) star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis

• anatomical structure
• bodily structure
• body structure
• complex body part
• structure

1. (noun) any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers

• annual salt-marsh aster
• aromatic aster
• arrow leaved aster
• aster acuminatus
• whorled aster
• aster arenosus
• heath aster
• aster dumosus
• bushy aster
• aster ericoides
• heath aster
• aster falcatus
• white prairie aster
• aster linarifolius
• stiff aster
• aster linosyris
• goldilocks
• goldilocks aster
• linosyris vulgaris
• aster novae-angliae
• new england aster
• aster novi-belgii
• michaelmas daisy
• new york aster
• aster ptarmicoides
• upland white aster
• aster shortii
• short's aster
• aster tripolium
• sea aster
• sea starwort
• aster turbinellis
• prairie aster
• azure aster
• bog aster
• calico aster
• starved aster
• crooked-stemmed aster
• eastern silvery aster
• flat-topped white aster
• late purple aster
• panicled aster
• perennial salt marsh aster
• purple-stemmed aster
• rough-leaved aster
• rush aster
• schreiber's aster
• small white aster
• smooth aster
• southern aster
• tradescant's aster
• wavy-leaved aster
• western silvery aster
• willow aster
• wood aster

1. (noun) any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers

• genus aster