Columbine (Aquilegia canadensis)
MinnesotaPrairieSummerbeautifulbloomblossumcolumbineflowergorgeousnaturalnatureniceperennialprettyredstamensunwildwildfloweryellow
Large-flowered Trillium (Trillium grandiflorum)
MinnesotaPrairieSummerWoodlandbeautifulbloomblossumflowerforestgorgeousnaturalnatureniceperennialprettyshadestamensuntrilliumwhitewildwildflowerwoodsyellow
Forget-Me-Not (Genus: Myosotis)
MinnesotaPrairieSummerbeautifulbloomblossumflowergorgeouslittlenaturalnatureniceperennialprettysmallstamensuntinywildwildflower
Violet (Viola spp.) - I believe this is the Viola sororia (Common Blue Violet)
Blue VioletCommonMinnesotaPrairieSummerbeautifulbloomblossumblueflowergorgeousnaturalnatureniceprettypurplestamenvioletwildwildfloweryellow
Bloodroot ( Sanguinaria canadensis )
MinnesotaPrairieSanguinariaSanguinaria canadensisSummerbeautifulbloodrootbloomblossumcanadensisflowergorgeousnativenaturalnatureniceperennialpetalprettyspringstamensunwhitewildwildfloweryellow