74 



9. Calyx densely hairy ... • lO* 



Calyx thinly hairy .: 9. chinensis. 



10. Calyx about 1 inch long 10. calyeina. 



Calyx about i inch long \\. sessiliflora. 



11. Leaves retuse, midrib not excurrent 4. retusa. 

 Leaves rounded at top, apiculate ... 12. assamica. 



1. C. medicaginea, Linn. ; Baker in Hook. f. Fl. Brit. Ind. ii. 81. 



Samyung, West Eiver. Fl. yellow, June. 



2. C. striata, DC. ; Baker 1. c. 84. Roadsides at Wongneichong 



and elsewhere, Hongkong j Dane's Island, Whampoa. 

 Fl. yeUow, November. 

 .3. C. elliptica, Eoxb. ; Benth. Fl. Hongk. 75. Roadsides at 

 Causeway Bay, Shaukiwan and Victoria Road, and 

 Stonecutters' Island, Hongkong; Taipo Road and Mirs 

 Bay, Hongkong New Territory ; Macao ; Pakhoi. Fl. 

 yellow, August. 



4. C. retusa, Linn. ; Benth. 1. c. 74. Seashore at Deepwater 



Bay, Hongkong ; Pengchau Island, Hongkong New 

 Territory ; Macao. Fl. yellow, tinged with purple, 

 December. 



5. C. alata, Ham. ; Baker in Hook. f. Fl. Brit. Ind. ii. 69. 



Swatow district. Fl. yellow, April. 



6. C. linifolia, Linn. /. ; Baker 1. c. 72. Kowloon, Hongkong ; 



West River below Fangchun. Fl. pale yellow, September. 



7. C. albida, Heyne; Benth. Fl. Hongk. 74. NorthPoint and 



Mt. Parker North, Hongkong; Kowloon catchwater, 

 Hongkong New Territory ; Lienchow River ; Lofoushan. 

 Fl. pale yellow, September 



8. C. ferruginea, Grah. ; Baker in Hook, f . Fl. Brit. Ind. ii. 68. 



Lienchow River ; Lofoushan. Fl. yellow, August. 



9. C. chinensis, Linn. ; Baker 1. c. 73. Lantao Island, Hongkong 



New Territory ; Hoifung ; White Cloud Hills near 

 Canton. Fl. yeUow, August. 



10. C. calyeina, Schranck ; Benth. Fl. Hongk. 74. Shaukiwan 



and Repulse Bay, Hongkong ; Macao. Fl. pale yellow, 

 July. 



11. C. sessiliflora, Linn.; C. brevipes. Champ. ; Benth. 1. c. East 



Point, Hongkong ; Macao ; Pakhoi ; Lofoushan. Fl. 

 blue-white, August. 



12. C. assamica, Benth. ; Baker in Hook. f. Fl. Frit. Ind. ii. 75. 



Lofoushan. Fl. yellow, September. 



2.— MEDIOAGO. 



Key to species. 



Pods globular 1. lupulina. 



Pods linear 2. falcata. 



1. M. lupulina, Linn.; Benth. Fl. Hongk. 75. Grassy places, 



Hongkong without locality ; Swatow. Fl. yellow. May. 



2. M. falcata, imw. ; DC. Prodr. ii. 172. Lucerne, cult, and 



naturalised in Hongkong. Fl. yellow, . 



