とうかんぎくだったら
島寒菊だったら
tō kangikudattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of しまかんぎく

1. If/when it were a shima-giku (island chrysanthemum); If it were an island chrysanthemum

Tara Conditional
Usually Written in Kana