| Sigmatostalix abortiva L.O.Williams |
Accepted |
 |
WCSP |
| Sigmatostalix adamsii Dodson |
Accepted |
 |
WCSP |
| Sigmatostalix adelaidae Königer |
Accepted |
 |
WCSP |
| Sigmatostalix amazonica Schltr. |
Accepted |
 |
WCSP |
| Sigmatostalix amazonica var. caicarensis Schltr. |
Synonym |
 |
WCSP |
| Sigmatostalix arangoi Königer |
Accepted |
 |
WCSP |
| Sigmatostalix ariasii Königer |
Accepted |
 |
WCSP |
| Sigmatostalix aristulifera Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix auriculata Garay |
Accepted |
 |
WCSP |
| Sigmatostalix aurosanguinea Rchb.f. |
Synonym |
 |
WCSP |
| Sigmatostalix bicallosa Garay |
Accepted |
 |
WCSP |
| Sigmatostalix bicornuta Rolfe |
Synonym |
 |
WCSP |
| Sigmatostalix brachycion Griseb. |
Synonym |
 |
WCSP |
| Sigmatostalix brevicornis Königer & J.Portilla |
Accepted |
 |
WCSP |
| Sigmatostalix brownii Garay |
Accepted |
 |
WCSP |
| Sigmatostalix buchtienii Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix caquetana Schltr. |
Accepted |
 |
WCSP |
| Sigmatostalix cardioglossa Pupulin |
Accepted |
 |
WCSP |
| Sigmatostalix costaricensis Rolfe |
Synonym |
 |
WCSP |
| Sigmatostalix crescentilabia C.Schweinf. |
Accepted |
 |
WCSP |
| Sigmatostalix cuculligera (Schltr.) Garay |
Accepted |
 |
WCSP |
| Sigmatostalix curvipetala D.E.Benn. & Christenson |
Accepted |
 |
WCSP |
| Sigmatostalix dilatata Rchb.f. |
Synonym |
 |
WCSP |
| Sigmatostalix dulcineae Pupulin & G.Rojas |
Accepted |
 |
WCSP |
| Sigmatostalix dulcineae f. flava Pupulin & G.Rojas |
Synonym |
 |
WCSP |
| Sigmatostalix eliae Rolfe |
Accepted |
 |
WCSP |
| Sigmatostalix endresii Rchb. f. ex Pupulin |
Synonym |
 |
TRO |
| Sigmatostalix gentryi Dodson |
Accepted |
 |
WCSP |
| Sigmatostalix graminea (Poepp. & Endl.) Rchb.f. |
Accepted |
 |
WCSP |
| Sigmatostalix guatemalensis Schltr. |
Synonym |
 |
WCSP |
| Sigmatostalix hermansiana Königer |
Accepted |
 |
WCSP |
| Sigmatostalix hirtzii Dodson |
Accepted |
 |
WCSP |
| Sigmatostalix huebneri Mansf. |
Accepted |
 |
WCSP |
| Sigmatostalix hymenantha Schltr. |
Accepted |
 |
WCSP |
| Sigmatostalix ibis K.S. Walter |
Unresolved |
 |
TRO |
| Sigmatostalix integrilabris Pupulin |
Accepted |
 |
WCSP |
| Sigmatostalix lehmanniana Kraenzl. |
Synonym |
 |
WCSP |
| Sigmatostalix ligiae Königer & R.Escobar |
Accepted |
 |
WCSP |
| Sigmatostalix × luerorum Dodson |
Accepted |
 |
WCSP |
| Sigmatostalix lunata Schltr. |
Synonym |
 |
WCSP |
| Sigmatostalix lutzii Königer |
Accepted |
 |
WCSP |
| Sigmatostalix macrobulbon Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix malleifera Rchb.f. |
Synonym |
 |
WCSP |
| Sigmatostalix marinii Königer |
Accepted |
 |
WCSP |
| Sigmatostalix mexicana L.O.Williams |
Accepted |
 |
WCSP |
| Sigmatostalix minax Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix miranda Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix morganii Dodson |
Accepted |
 |
WCSP |
| Sigmatostalix occultans Christenson & M.J.Lee |
Synonym |
 |
WCSP |
| Sigmatostalix oxyceras Königer & J.G.Weinm.bis |
Accepted |
 |
WCSP |
| Sigmatostalix pachytyla D.E. Benn. & Christenson |
Unresolved |
 |
TRO |
| Sigmatostalix pandurata Schltr. |
Accepted |
 |
WCSP |
| Sigmatostalix papilio Königer & R.Escobar |
Accepted |
 |
WCSP |
| Sigmatostalix perpusilla Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix peruviana Rolfe |
Synonym |
 |
WCSP |
| Sigmatostalix pichinchensis Dodson |
Accepted |
 |
WCSP |
| Sigmatostalix picta Rchb.f. |
Accepted |
 |
WCSP |
| Sigmatostalix picturatissima Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix poikilostalix Kraenzl. |
Synonym |
 |
WCSP |
| Sigmatostalix portillae Königer |
Accepted |
 |
WCSP |
| Sigmatostalix posadarum Königer |
Accepted |
 |
WCSP |
| Sigmatostalix pseudounguiculata Pupulin & Dressler |
Accepted |
 |
WCSP |
| Sigmatostalix pusilla Schltr. |
Synonym |
 |
WCSP |
| Sigmatostalix putumayensis P.Ortiz |
Accepted |
 |
WCSP |
| Sigmatostalix racemifera L.O.Williams |
Synonym |
 |
WCSP |
| Sigmatostalix radicans Rchb.f. |
Synonym |
 |
WCSP |
| Sigmatostalix ramulosa Kraenzl. ex Pupulin |
Synonym |
 |
TRO |
| Sigmatostalix reichenbachiana Kraenzl. [Unplaced] |
Unresolved |
 |
WCSP |
| Sigmatostalix renatoi Königer |
Accepted |
 |
WCSP |
| Sigmatostalix reversa Rchb.f. |
Synonym |
 |
WCSP |
| Sigmatostalix savegrensis Pupulin |
Accepted |
 |
WCSP |
| Sigmatostalix sergii P.Ortiz |
Accepted |
 |
WCSP |
| Sigmatostalix tenuirostris Kraenzl. |
Accepted |
 |
WCSP |
| Sigmatostalix trimorion Königer |
Accepted |
 |
WCSP |
| Sigmatostalix uncinata Pupulin, G.Merino & J.Valle |
Unresolved |
 |
WCSP (in review) |
| Sigmatostalix unguiculata C.Schweinf. |
Accepted |
 |
WCSP |
| Sigmatostalix wallisii Rchb.f. |
Synonym |
 |
WCSP |
| Sigmatostalix weinmanniana Königer |
Accepted |
 |
WCSP |