西洋 せいよう箱柳 はこやなぎではありませんでした
seiyōhakoyanagidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 西洋箱柳

1. Was not a Western box willow.; Was not a willow from the West.

Past/Perfective
Negative
Polite
Formal Register