Isotrema macrophyllum (Lamarck) C.F. Reed. Phen: May-Jun; Aug-Sep. Hab: Cove forests and other mesic mountain forests. Dist: A southern-central Appalachian endemic: sw. PA to c. TN and n. GA and ne. AL.
Origin/Endemic status: Endemic
Synonymy: = K3, K4, Mi, NE, NY, Va, Zhu et al (2019); = Aristolochia durior Hill – F, G, GrPl; = Aristolochia macrophylla Lam. – C, FNA3, K1, Pa, RAB, S, W; = Aristolochia sipho L'Hér.; = Isotrema macrophylla (Lam.) C.F.Reed – Tn, orthographic variant