Physostegia virginiana (L.) Benth. [ Dracocephalum virginianum L.]
      
no HD illustration available (m3)
6 788135 Physostegia virginiana (L.) Benth. [125 359276 Dracocephalum virginianum L.] Labiatae
M.E. Descourtilz, Fl. Méd. Antilles, vol. 5 : t. 371 (1827) [J.T. Descourtilz]