Tidestromia lanuginosa (Nutt.) Standl. in J. Wash. Acad. Sci. 6(3): 70. 1916 Tidestromia lanuginosa (Nutt.) Standl. in J. Wash. Acad. Sci. 6(3): 70. 1916is new combination for Achyranthes lanuginosa Nutt. in Trans. Amer. Philos. Soc. n.s., 5: 166. 1837This name is not assigned to any taxon.