はこねしだじゃなかったです
箱根羊歯じゃなかったです
hakoneshidajanakattadesu

Noun
Desu Copula

The polite, past negative form of はこねしだ

1. Wasn't a Hakone fern.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana