This alien is locally well-established in some eastern states, but it remains virtually unknown in the Ohio Valley and midwest (PLs). The two Ky. colls. date from ca. 1930-1950 (B, M). Within Calamintha, these plants have been referred to typical ssp. nepeta, as opposed to ssp. glandulosa (Riquien) P.W. Ball. However, this segregation may not be reasonable (M, W).