'Shasta daisy' definitions:

Definition of 'shasta daisy'

(from WordNet)
noun
Hybrid garden flower derived from Chrysanthemum maximum and Chrysanthemum lacustre having large white flower heads resembling oxeye daisies; often placed in the genus Chrysanthemum [syn: shasta daisy, Leucanthemum superbum, Chrysanthemum maximum maximum]

Definition of 'Shasta daisy'

From: GCIDE
  • Shasta daisy \Shasta daisy\ A large-flowered garden variety of the oxeye daisy. [Webster 1913 Suppl.]