]> GH barcode-01551304 Canada Saskatchewan Upper Souris River Valley, SE Saskatchewan. 1.5 mi. S & 5 mi. E of Goodwater (8.5 mi. W & 1 mi. S of Midale). Mentha arvensis Linnaeus Linnaeus 2023-05-02 14:48:50 V. L. Harms & R. M. Harms