leucanthemum superbum

from WordNet (r) 3.0 (2006)
Leucanthemum superbum
    n 1: 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}]
    

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