Fern fronds and young stinging nettle come to mind in some local places that serve local seasonal foods. They aren't bad, per se, but have a very short season

Fern fronds and young stinging nettle come to mind in some local places that serve local seasonal foods. They aren't bad, per se, but have a very short season and are really more of a "winter stores have run low and too early to harvest anything, but I am really hungry..." situation.