Ruehssia mollis (Brandegee) L.O. Alvarado Ruehssia mollis (Brandegee) L.O. Alvarado in Phytoneuron 47: 15. 2021 sec. Alvarado-Cárdenas & al. 2021=Marsdenia purpusiana W.D. Stevens in Novon 10(3): 244. 2000 syn. sec. ???