What is "oreorchis"

Oreorchis is a genus of flowering plants from the orchid family, Orchidaceae. It is native to Asia. Species currently accepted as of June 2014:

1. Oreorchis angustata L.O.Williams ex N.Pearce & P.J.Cribb - Sichuan, Yunnan
2. Oreorchis aurantiaca P.J.Cribb & N.Pearce - Myanmar
3. Oreorchis bilamellata Fukuy. - Taiwan
4. Oreorchis discigera W.W.Sm. - Myanmar
5. Oreorchis erythrochrysea Hand.-Mazz. - Tibet, Sichuan, Yunnan
6. Oreorchis fargesii Finet - Fujian, Gansu, Hubei, Hunan, Shaanxi, Sichuan, Taiwan, Yunnan, Zhejiang
7. Oreorchis foliosa (Lindl.) Lindl. - India, Assam, Nepal, Bhutan, Myanmar, Tibet, Sichuan, Taiwan, Yunnan
8. Oreorchis itoana (F.Maek.) Perner - Honshu
9. Oreorchis micrantha Lindl. - Tibet, Taiwan, Assam, India, Bhutan, Nepal, Myanmar
10. Oreorchis nana Schltr. - Sichuan, Yunnan, Hubei
11. Oreorchis nepalensis N.Pearce & P.J.Cribb - Nepal, Tibet
12. Oreorchis oligantha Schltr. - Gansu, Sichuan, Tibet, Yunnan
13. Oreorchis parvula Schltr. - Sichuan, Yunnan
14. Oreorchis patens (Lindl.) Lindl. - Japan, Korea, Russian Far East (Kamchatka, Primorye, Sakhalin, Kuril Islands), China (Gansu, Guizhou, Heilongjiang, Henan, Hunan, Jiangxi, Jilin, Liaoning, Sichuan, Taiwan, Yunnan)
15. Oreorchis porphyranthes Tuyama - Nepal
16. Oreorchis sanguinea (N.Pearce & P.J.Cribb) N.Pearce & P.J.Cribb - Bhutan