Gaultheria hookeri C. B. Clarke

a native species to China, in Sichuan, Xizang, Yunnan (Photo from Lu Lu)

 

Aristolochia moupinensis Franch

Found in Fujian, Guizhou, Hunan, Jiangxi, Sichuan, Yunnan, Zhejiang (Photo from Zhong-Xin Ren)

 

Magnolia wilsonii (Finet et Gagnep.) Rehd

 a native species to China, in western Guizhou, Sichuan and northern Yunnan (Photo from Zhong-Xin Ren)

 

Pedicularis siphonantha D. Don

Found in W Sichuan, S and SE Xizang, NW Yunnan, Bhutan, India (Arunachal Pradesh), Nepal, Sikkim (Photo from Wen-Bin Yu)

 

Cypripedium tibeticum King ex Rolfe

Found in the Chinese Himalayas, Sichuan China, Bhutan, Assam India and the eastern Himalayas (Photo from Zhong-Xin Ren)

 

Cypripedium fargesii Franch

a critically endangered species endemic to southwestern China. (Photo from Zhong-Xin Ren)