Penstemon atropurpureus (Sweet) G. Don
      
no HD illustration available (m3)
2 763368 Penstemon atropurpureus (Sweet) G. Don [80 233287 Chelone atropurpurea Sweet] Scrophulariaceae
C.L. Loddiges, Bot. Cab., vol. 15 : t. 1429 (1828) [unsigned]