white-topped aster is a noun meaning "herb having corymbose white-rayed flowers with scaly bracts and silky indehiscent fruits". It carries one recorded sense.
herb having corymbose white-rayed flowers with scaly bracts and silky indehiscent fruits
Definitions, synonyms and semantic relations for white-topped aster come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.