Wildflowers: Help to identify a wild plant!

Hi!

I live in Denmark. I found a lot of these plants on the lawn , close to the woods .If you reb a leave betweeen fingers, plant smells nice. I would like to find the latin name of this plant.
Thank you.

 

Hi!
It's a Mentha, but unfortunately I don't know which species could it be... :(

 

Hi!

I looked in Wikipedia and found out that it is really Mentha gattefossei .
Thank you