Amelanchier alnifolia (Nutt.) Nutt. ex M.Roem.amélanchier à feuilles d'aulnesaskatoonPrairie BluffK. McFadyenE. facing grassy slope; meadow surrounded by Populus tremuloides1691Populus tremuloides, Primula conjugens, Taraxacum sp., Juniperus horizontalis, Fragaria sp., Antennaria sp., Anemone sp