Definition of pearly everlasting in US English:

pearly everlasting

noun

  • An ornamental North American plant with gray-green foliage and pearly white flower heads, used in dry flower arrangements.

    Anaphalis margaritacea, family Compositae

    • ‘Some of the primary plants for butterfly larvae include: aspen, alfalfa, clover, nettle, pearly everlasting, milkweed, grasses, hackberry, parsley, vetch, and willow.’
    • ‘She held only a small bouquet of wild rose campion, daisies and pearly everlasting, each kind numbering seven.’