もうそうたけじゃなかったです
孟宗竹じゃなかったです
mō sō takejanakattadesu

Noun
Desu Copula

The polite, past negative form of もうそうちく

1. Wasn't bamboo.; Wasn't a Moso bamboo.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana