World Checklist of Selected Plant Families (WCSP)

Mentha longifolia f. szolnokensis Topitz, Magyar Bot. Lapok 15: 137 (1916 publ. 1917).

This name is a synonym.

Accepted Name:	Mentha longifolia subsp. longifolia.
Family:	Lamiaceae
Original Compiler:	R.Govaerts