Clinopodium umbrosum (M. Bieb.) Kuntze [ Clinopodium umbrosum (M. Bieb.) C. Koch]
no HD illustration available (m1)
Clinopodium umbrosum (M. Bieb.) Kuntze [ Melissa umbrosa M. Bieb.] [Labiatae]
V.L. Komarov (Komorov), Fl. URSS, vol. 21 : p. 467, t. 26, fig. 3 (1934-1964)