Lamium purpureum (Europe)?

Plant for ID-PC-30-26.09.2015 : 2 posts by 2 authors. Attachments (4)
please identify the plant growing on a road side from Warsaw.

It may possibly be Purple deadnettle (Lamium purpureum). I an not certain as I cannot see the leaves separate from the other plants growing nearby.

Or this can be Prunella sp. ..