 
| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Sigmatostalix | Sgmx | poikilostalix | 1922 | Kraenzl. in H.G.A.Engler (ed.) | 
| Add+ | Oncidium | Onc | pictoides | 2008 | M.W.Chase & N.H.Williams | 
| Add+ | Sigmatostalix | Sgmx | costaricensis | 1916 | Rolfe | 
| Add+ | Sigmatostalix | Sgmx | guatemalensis | 1911 | Schltr. | 
| Add+ | Sigmatostalix | Sgmx | lunata | 1916 | Schltr. | 
| Add+ | Oncidium | Onc | guatemalenoides | 2008 | M.W.Chase & N.H.Williams | 
| Add+ | Sigmatostalix | Sgmx | picta | 1864 | Rchb.f. in W.G.Walpers | 
 
 
