266 



30 —DI PLOPROR A. 



1. D. Championi, Hook. f. ; Cottonia Championi, Lindl. ; Benth. 

 Fl. Hongk. 357. Victoria Peak, and on rocks near 

 waterfall, Happy Valley woods, Hongkong ; Ngchungshan, 

 near Hongkong. Fl. pale yellow, March. 



21.— SAROOOHILUS. 



1. S. halnanensis, Rolfe in Kew Bull. 1896, 199. Hongkong 

 without locality. Fl. light yellow, August. 



22.— AOAMPE. 



1. A. multiflora, Lindl. ; Benth. Fl. Hongk. 358. Common on 

 rocks in ravines, Hongkong ; Lantao Island, Hongkong- 

 New Territory. Fl. yellow with red dots, August. 



23.— SAROANTHUS. 



Key to species. 



1. Leaves flat, more than \ inch broad ... 2. 

 Leaves terete, less than ^ inch broad 3. 



2. Leaves emarginate ... ... ... 1. cerinus. 



Leaves acuminate ... ... ... 2. Fordii. 



3. Spur of lip 1 Hne long... ... ... 3. hongkongensis. 



Spur of lip 2^ lines long ... ... 4. teretifolius. 



1. S. cerinus, Rolfe ; Cleisostoma cerinum, Hance in Journ. Bot. 



1882, 359. Lofoushan. Fl. . 



2. S. Pordii, Rolfe ; Cleisostoma Fordii, Hance 1. c. 1876, 45. 



Taitam Tuk, Hongkong. Fl. rosy purple, July. 



3. S. hongkongensis, Rolfe in Kew Bull. 1898, 198. Hongkong 



without locality. Fl. pale lilac with bright purple lip, — . 



4. S. teretifolius, Lindl. ; Bot. Mag. t. 3571. On Victoria Peak, 



Hongkong ; Maonshan, Hongkong New Territory. Fl. 

 purple, October. 



24.— CLEISOSTOMA. 



1. C. virginale, Hance in Journ. Bot. 1877, 38. Wongneichong, 

 Hongkong ; on the bank of the Han River, Swatow. 

 Fl. greenish purple, August. 



25.— ORNITHOOHILTJS. 



1. 0. fuscus. Wall. ; Hook. f. Fl. Brit. Ind. vi. 76. Lofoushan. 

 Fl. yellow, June. 



26.— APPENDICULA. 



1. A. bifaria, Lindl. ; Benth. Fl. Hongk. 358. Mt. Parker, and 

 Mt. Gough, Hongkong ; Maonshan, Hongkong New 

 Territory ; Swatow. Fl. white, October. 



