Tchihatchewia Unger in Compt. Rend. Hebd. Séances Acad. Sci. 56: 516. 1863 Tchihatchewia Unger in Compt. Rend. Hebd. Séances Acad. Sci. 56: 516. 1863non Tchihatchewia Boiss. in Tchichatscheff, Asie Min., Bot. 1: 292. 1860This name is not assigned to any taxon.