Scientific name: Cardamine pratensis
plant is edible raw.
plant is best when cooked.
plant has a peppery taste.
the variety in Nunavut is Pennsylvania bittercress (Cardamine pensylvanica).
grows in moist woods and meadows in montane and subalpine regions. source

Cardamine pratensis is usually found in wet meadows, around ponds, or along streams. The common name “cuckoo-flower” comes from the basal leaves that are very variable in shape, sometimes even fernlike. As a result, they are considered either “crazy” or “cuckoo. source