まつよいそうでわありませんでした
待宵草ではありませんでした
matsuyoi sōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of まつよいぐさ

1. Was not waiting for the night.; Was not a night-waiting plant.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana