ナノハナ / 菜の花の古い英名使うと恥知らず（川柳）

poem
What's name in english japanese "Nanohana."
AI translator said rape blossom.
Again, i asked to google serch.
He said, rapeseed blossom OK.
And, researched more.
A person written, canola blossom now.
Finally, i desided, it's "Nanohana" flower.