79 



17. Stem leafy ... ... ... ... 17. podoearpum. 



Leaves crowded into a rosette at the 



branch ends ... ... ... 18. Gardneri. 



1. D. gyroides, DC; Baker in Hook. f. Fl. Brit. Ind. ii. 175. 



Lofoushan. Fl. purple, September. 



2. D. triquetrum, D C. ; Benth. Fl. Hongk. 83. Mt. Victoria, Mt. 



Gough, Mt. Kellfet and Chaiwan, Hongkong ; Hongkong 

 New Territory- without locality; Swatow ; Macao; 

 Lofoushan. Fl. purple, July. 



3. D. elegans, Benth. I.e. 83. Common on roadsides in Hongkong ; 



Hongkong New Territory without locality; Lofoushan; 

 Whampoa. Fl, ■ , September. 



4. D. pulchellum, Bentk 1. c. 83, , Mt. Gough and East Point, 



Hongkong ; Mawan, Hongkong New Territory ; Swatow; 

 Whampoa ; Macao ; Pakhoi. Fl. yellowish, September. 



5. D. Cephalotes, Wall. ; Baker in Hook. f. Fl. Brit. Ind. ii. 161. 



Banks of the West River. Fl. , July. 



6. D. laburnifoliuin,Z)C.; Baker 1. c. 163. At Fanling, Hongkong 



New Territory • Lanfa Mt., Hoifung ; Lienchow River ; 

 woods in the gorges of Tsingyun, North River. Fl. white, 

 August. 



7. D. gyrans, Z)C.; Bakerl. c. 174. Lienchow River. Fl. purple, 



August. 



8. D. latifolium, DC; Baker 1. c. 168. East Point on roadsides, 



Hongkong ; Swatow. Fl. purple, October. 



9. D. retroflexum, DC; Baker 1. c. 170. Lantao Island and near 



Sanwai, Hongkong New Territory; hills around Whampoa. 

 Fl. — , August. 



10. D. gangetioum, DC ; Benth,. Fl. Hongk. 84. Roadsides about 



Mt- Gough, Hongkong; near Chaochaufu, Swatow; 

 near Canton. Fl. purple, April — August. 



11. D. triflorum, DC; Benth. J. c. 83. Common on lawns in 



gardens and at Chaiwan, Hongkong ; Pakhoi. Fl. purple, 

 July. 



12. D. parvifolium, DC; Benth. 1. c. 84. Hongkong without 



locality ; Lantao Island, Hongkong New Territory ; 

 Lienchow River. Fl. pink, August. 



13. D. heterophyllum, i3C.; Baker in Hook. f. Fl. Brit. Ind. ii, 



173, Pakhoi, Fl, pink, . 



14. D, polycarpum, D C ; Benth. Fl. Hongk. 84. Kennedy Road 



and elsewhere, common in Hongkong ; Lantao Island, 

 Hongkong New Territory ; Whampoa ; West River. 

 Fl. purple, October. 



15. D. reticulatum, Champ. ; Benth. 1. c. Grassy places, Pokfulam, 



Hongkong ; Lantao Island, Hongkong New Territory ; 

 Whampoa ; Macao ; Pakhoi." Fl. , June — August. 



16. D. laxiflorum, DC ; Baker in Hook. f. Fl. Brit. Ind, ii, 164, 



Lofoushan. Fl. blue, September. 



17. D. podoearpum, DC; Baker I.e. 165. Kwaisin, near Hoifung ; 



, Lofoushan. Fl. pink, August. 



18. D. Gardneri, Benth.,; Baker JL c. .. Lanfa Mt., Hoifung; 



Lofoushan, Fl. red, August. 



