| Colombia | | | Dodson, C.H. | 1992 | Checklist of the Orchids of the Western Hemisphere | | draft: |
| Colombia | Antioquia | | Idárraga-Piedrahita, A., R. del C. Ortiz, R. Callejas Posada & M. Merello | 2011 | Listado de las plantas vasculares del departamento de Antioquia | Fl. Antioquia: Cat. | 2: 9–939 |
| Ecuador | | | Dodson, C.H. & P.M. Dodson | 1980 | Orchids of Ecuador | Icon. Pl. Trop. | 3: 201–300 |
| Ecuador | | | Dodson, C.H. | 1992 | Checklist of the Orchids of the Western Hemisphere | | draft: |
| Ecuador | Carchi | | Luer, C. A. | 1988 | Icones Pleurothallidinarum V. Systematics of Dresslerella and Scaphosepalum. Addenda to Porroglossum | Monogr. Syst. Bot. Missouri Bot. Gard. | 26: 1–111 |
| Ecuador | Carchi | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Ecuador | Esmeraldas | | Luer, C. A. | 1988 | Icones Pleurothallidinarum V. Systematics of Dresslerella and Scaphosepalum. Addenda to Porroglossum | Monogr. Syst. Bot. Missouri Bot. Gard. | 26: 1–111 |
| Ecuador | Esmeraldas | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Ecuador | Imbabura | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Ecuador | Los Ríos | | Luer, C. A. | 1988 | Icones Pleurothallidinarum V. Systematics of Dresslerella and Scaphosepalum. Addenda to Porroglossum | Monogr. Syst. Bot. Missouri Bot. Gard. | 26: 1–111 |
| Ecuador | Los Ríos | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Ecuador | Morona-Santiago | | Luer, C. A. | 1988 | Icones Pleurothallidinarum V. Systematics of Dresslerella and Scaphosepalum. Addenda to Porroglossum | Monogr. Syst. Bot. Missouri Bot. Gard. | 26: 1–111 |
| Ecuador | Morona-Santiago | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Ecuador | Pastaza | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Ecuador | Pichincha | | Dodson, C.H. & P.M. Dodson | 1980 | Orchids of Ecuador | Icon. Pl. Trop. | 3: 201–300 |
| Ecuador | Pichincha | | Luer, C. A. | 1988 | Icones Pleurothallidinarum V. Systematics of Dresslerella and Scaphosepalum. Addenda to Porroglossum | Monogr. Syst. Bot. Missouri Bot. Gard. | 26: 1–111 |
| Ecuador | Pichincha | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |