| Gattung: | Gastrorchis Thou |
| Familie: | Orchidaceae |
| Arten: | 6-8 |
| Vorkommen: | Madagaskar, Maskarenen |
Arten: |
| Gastrorchis francoisii Schltr. |
| Gastrorchis humblotii (Rchb.f.) Schltr. |
| Gastrorchis humblotii var. rubra (Bosser) Bosser & P.J.Cribb |
| Gastrorchis humblotii var. schlechteri (H.Perrier) Senghas ex Bosser & P.J.Cribb |
| Gastrorchis lutea (Ursch & Toill.-Gen. ex Bosser) Senghas |
| Gastrorchis peyrotii (Bosser) Senghas |
| Gastrorchis pulchra Humbert & H.Perrier |
| Gastrorchis simulans (Rolfe) Schltr. |
| Gastrorchis steinhardtiana Senghas |
| Gastrorchis tuberculosa (Thouars) Schltr. |