337 



■ 1. D. pedata, Smith ; Hook, et Bak. Syn. Fil. 89. Common on 

 rocks on Victoria Peak and Mt. Nidholson, Hongkong j 

 Lantao Island and Taimoshan, Hongkong New Territory ; 

 Lanfa Mt., Hoifung ; at the foot of the Phoenix Mt., 

 Swatow. 



2. D. elegans, Swartz ; Hook, et Bak. 1. c. 95. Hongkong 



without locality. 



3. D. divarioata, Blume ; Hook, et Bak. 1. c. 96. Common on 



rocks on Mt. Victoria and Mt. Parker, Hongkong ; 

 Taimoshan at 1500 ft., Hongkong New Territory ; 

 Lofoushan. 



4. D. Grifflthiana, Hook. ; Hook, et Bak. 1. c. 96. East of 



Wongneichong at 300 ft. Hongkong ; Lienchow Kiver ; 

 woods at Filoitze. 



5. D. Hookeriana, Wall. ; Hook, et Bak. 1. c. 97. Pokfulam 



ravine, east of the racecourse, and on Mt. Nicholson, 

 Hongkong ; Maonshan, and Taimoshan, Hongkong New 

 Territory ; Hoifung. 



6. D. marginalis, Bak. ; Hook, et Bak. 1. c. 98. Little Hong- 



kong, Hongkong ; Taimoshan at 2000 ft., Hongkong 

 New Territory ; N. River. 



7. D. strigosa, Swartz ; Hook, et Bak. 1. c. 98. Maonshan at 



1800 ft., Hongkong New Territory. 



8. D. hirta, Kaulf. ; Hook, et Bak. 1. c. 100. Naturalised in the 



Glenealy ravine, Hongkong. 



9. D. Speluncae, Bak. ; Hook, et Bak. 1. c. 100. Common in 



ravines and near villages, Hongkong ; Wongyu. 



10. D. tenuifolia, Swartz ; Hook, et Bak. 1. c. 102. Victoria Peak, 



Happy Valley, and elsewhere, Hongkong ; Lamma Island, 

 and elsewhere, Hongkong New Territory.; ditches near 

 Chaochaufu. 



11. D. Matthewii, Christ in Lecomte, Not. Syst. 1909, 54. Near 



Taonan on the Lienchow Kiver. 



8.— LINDSAYA. 



Key to species. 



1. Main rachis unbranched \. cultrata. 



Main rachis more or less branched ... 2. 



2. Fronds simply pinnate, pinnae linear, 



entire ... ... ••■ •.• 3. ensifolia. 



Fronds once or twice pinnate, pinnae 



not linear and entire ... ••■ 3. 



3. All pinnules obovate or orbicular ... 2. flabellulata. 

 Lateral pinnules obovate, terminal 



pinnules lanceolate 4. heterophylla. 



1. L. cultrata, Swartz ; Hook, et Bak. Syn. Fil. 105. Hoifung ; 



Lofoushan. 



2. L. flabellulata, Dry. ; Hook, et Bak. 1. c. 107. Very common 



on dry banks and in woods, Hongkong ; on the bank of the 

 Han Eiver, Swatow ; Lanfa Mt,, Hoifung. 



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