| Unciferia bifalcis (Schltr.) Luer | = | Stelis bifalcis (Schltr.) Pridgeon & M. W. Chase |
| Unciferia segoviensis (Rchb. f.) Luer | = | Stelis segoviensis (Rchb. f.) Pridgeon & M. W. Chase |
| Uropedium lindenii Lindl. | = | Phragmipedium lindenii (Lindl.) Dressler & N. H. Williams |