 
| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Trichocentrum | Trt | teres | 2001 | (Ames & C.Schweinf.) M.W.Chase & N.H.Williams | 
| Add+ | Trichocentrum | Trt | helicanthum | 2012 | (Kraenzl.) J.M.H.Shaw | 
| Add+ | Cohniella | Coh | teres | 1999 | (Ames & C.Schweinf.) Christenson | 
| Add+ | Cohniella | Coh | helicantha | 2010 | (Kraenzl.) Cetzal & Carnevali | 
| Add+ | Oncidium | Onc | helicanthum | 1922 | Kraenzl. in H.G.A.Engler (ed.) | 
| Add+ | Stilifolium | Stil | teres | 1997 | (Ames & C.Schweinf.) Königer & D.Pongratz | 
 
 
