52 



3.-00R0H0RUS. 



Key to species. 



1. Capsule globose 1. capsularis. 



Capsule cylindrical ... ... ... 2. 



2. Capsule winged 2. acutangulus. 



Capsule wingless Z. alitor ius. 



1. C. capsularis, Linn. ; Benth. Fl. Hongk. 40. Cultivated in 



Hongkong, Hongkong New Territory and Kwangtungj 

 Lienchow Eiver. Fl. yellow, August. 



2. C. acutangulus, Lam. ; Benth. 1. c. Hongkong in waste places ; 



Port-Shelter, Hongkong New Territory ; Sanning ; Lien- 

 chow River. Fl. yellow, August. 



3. C. olitorius, Linn. ; Masters in Hook. f. Fl. Brit. Ind. i. ;i97. 



Lienchow River. Fl. yellow, August. 



4.— OOROHOROPSIS. 



1. C. crenata, Sieb. et Zucc. in Abh. Akad. Miinch. iii. 738. 

 Lienchow River ; Lofoushan. Fl. yellow, August. 



5.-SL0ANEA. 



1. S. hongkongensis, Hemsl. in Hook. Ic. PI. t. 2628. Aberdeen 

 New Road and on the north face of Mt. Nicholson, 

 Hongkong. Fl. cream-coloured, September. 



6.— EOHINOOARPUS. 



1. E. sinensis, Hanceva. Journ. Bot. 1884, 108. Lofoushan. Fl. 



7.— ELAEOOARPUS. 



Key to species. 



1. Petals divided to middle 2. 



Petals crenate only 1. chinensis. 



2. Petals 3 lines long ; fruit 1^ inches ... 2. lancaefolius. 

 Petals H lines long 3, 



3. Flowers very numerous 3. decipiens. 



Racemes lax-flowered, 1^ inches ... 4. Henryi. 



1. E. chinensis, Hooh. f. in Benth. Fl. Hongk. 43. Happy Valley 



woods and Mt. Kellet, Hongkong ; Lanfa Mt., Hoifung ; 

 Lofoushan. Fl. greenish white, May. 



2. E. lancaefolius, Roxh. ; Benth. 1. c. 42. In the Happy Valley 



woods, Hongkong. Fl. white, June. 



3. E. decipiens, Hemsl. in Enum. PI. Chin. i. 94. Kwanetuns 



without locality. Fl. . ^ 



4. E. Henryi Hance in Journ. Bot. 1885, 322. Saishushan, 



North River. Fl. , June. 



