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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Summer flower:

DAISY: Summer flower
PHLOX: Summer flower
MARIGOLDS: Summer flowers.
ASTER: Sandburg's "farewell-summer flower"
IRIS: Spring or early summer flower
HOLLYHOCK: Summer bloom with flowers on spikes