"Frank, D. 2023. Aristolochia franzii (Aristolochiaceae, Piperales), a new species discovered from French Guiana and Brazil (Amazonas) by geometric morphometry. Brittonia, undefined." . . _:b70017148 . . "Frank (2023)" . . _:b70017148 . _:b70017148 . "2023"^^ . "10.1007/s12228-023-09764-w" . "Frank (2023)" . . _:b70017148 "10.1007/s12228-023-09764-w" . . "2023"^^ .