Ruyschia enervia Lundell Ruyschia enervia Lundell in Phytologia 1: 245. 1937 sec. Davidse, G. D., Sousa Sánchez, M., Knapp, S. & Chiang Cabrera, F. (Eds.) 1996=Ruyschia longistylis Standl. & Steyerm. in Publ. Field Mus. Nat. Hist., Bot. Ser. 23(4): 175. 1944 syn. sec. ???