155 



1. E. Farrerae, Tate ; Azalea squamata, Lindl. ; Benth. Fl. 



Hongk. 201. Common on the hiU tops, Hongkong ; Lantao 

 Island, Hongkong New Territory ; on the lower slopes of 

 the Phoenix Mt., Swatow. Fl. pink, March. 



2. R. Pordii", Hemsl. in Kew Bull. 1894, 5. Lantao Island at 



1600 ft. and Maonshan, Hongkong New Territory ; on 

 the top of the Phoenix Mt., Swatow. Fl. pale rose, April. 



3. E. ovatum, Planch. ; Azalea ovata, Lindl. ; Benth. Fl. Hongk. 



201. Rare on Mt. Nicholson, Hongkong j Mountain above 

 Ookaisa at 2400 ft. Fl. white with purple specks, April. 



4. R. Westlandii, Hemsl. Enum. PI. China ii. 31. Lantao at 



2500 ft., Hongkong New Territory ; on the summit of the 

 Phoenix Mt,, Swatow. Fl. white or lilac-coloured, April. 



5. R. Simiarum, Hance in Journ. Bot. 1884, 22. Lofoushan at 



3200 ft. Fl. rosy white, May. 



6. R. Henryi, Hance in Journ, Bot, 1881, 243. At the bottom 



and top of the Phoenix Mt., Swatow ; North River, Fl. 

 pink, March. 



7. R. Championae, Hook. ; Benth. Fl. Hongk. 200. Rare on Mt. 



Victoria and Mt. Gough, Hongkong ; Maonshan, Hong- 

 kong New Territory. Fl. white or pink tinged with 

 yellow, AprU. 



8. R. Marias, Hance in Journ. Bot. 1882,230. Lienchow River ; 



Filoitze, near Tsingyune, North River. Fl. lilac-coloured, 

 December- AprU. 



9. R. indicum, Sweet ; Azalea indica, Linn. ; Benth. Fl. Hongk, 



201. Common on the banks of streams and tops of hUls, 

 Hongkong ; on the hUls to the north of Kowloon City 

 and on Lantao island, Hongkong New Territory ; hill 

 near Chaochaufu and Phoenix Mt., Swatow. FL deep 

 pink or red, March. 



4.— CLETHRA. 



1. C. canescens, Reinw.; C. Fabric Hance in Journ. Bot. 1883, 

 130. On the Lanfa Mt., Hoifung ; Lofoushan. Fl. 

 white?, September, 



5.— PYROLA. 



1. P. rotundifolia, Linn. ; DC, Prodr, vii, 772. On the Lanfa 

 Mt., Hoifung, at 3000 ft. Fl. reddish, June. 



PLUMBAGINACEAE. 



Key to genera. 



Scapose herb 1, Statice. 



Stem tall, leafy 2, Plumbago. 



1.— STATIOE. 



1, S. sinensis, Girard ; Benth, Fl, Hongk. 281. At North Point 

 Hongkong ; Lantao Island and near Kowloon City, 

 Hongkong New Territory ; Pakhoi. Fl. white, March. ' 



