蝦夷 えぞ黄菅 きすげではありませんでした
ezokisugedewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 蝦夷黄菅

1. Was not Ezo yellow sedge.; Was not a variety of Ezo yellow sedge.

Past/Perfective
Negative
Polite
Formal Register