Mentha x gracilis

Mentha x gracilis

Mentha x gracilis Sole.
Engl.: ginger mint.
Bot. syn.: See Mentha arvensis x spicata., Mentha cardiaca (S. F. Gray) Gerarde ex Baker, Mentha gentilis auct. non L., Mentha x muelleriana auct. non F. W. Schultz.

I have no articles for this botanical term, but there might be some for the next level down (if found).