Red Deadnettle, Purple Deadnettle, Red Dead-nettle: Lamium purpureum var. purpureum
Red dead-nettle Lamium purpureum plant in flower A plant - stock photo 2035940 | Crushpixel
Lamium purpureum (Dead Nettle, Purple Archangel, Purple Dead Nettle, Purple Dead-nettle, Red Dead Nettle, Red Dead-nettle, Red Dead-nettle,, Velikdenche) | North Carolina Extension Gardener Plant Toolbox