2n=24, is a frequent and fertile hybrid of nos. 8 [Mentha longifolia (L.) L.] and 9 [Mentha suaveolens Ehrh.].

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.