まむしぐさじゃなかったです
蝮草じゃなかったです
mamushigusajanakattadesu

Noun
Desu Copula

The polite, past negative form of まむしぐさ

1. Wasn't snake herb.; Wasn't hydrastis.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana