ちくししゃくなげであれば
筑紫石楠花であれば
chikushishakunagedeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of つくししゃくなげ

1. If it were Tsukushishi Nanohana; If Tsukushishi Nanohana were the case

Ba Conditional
Usually Written in Kana