5. 



Pod sub-reniform 

 Pod oblong 

 Eiacemes axillary 

 Racemes terminal 

 Leaflets 5-7 

 Leaflets 13-15 ... 



1. D. 



3. Torta. 



4. 

 5. 



4. hupeana. 



5. Benthami. 



6. Balansae. 



On Mt. Davis and at East 



Hancei, Benth. Fl. Hongk. 93. 

 Point, Hongkong. Fl. white, March. 



Millettii, Benth. 1. c. 92. Common in Hongkong. Fl. 

 white, May. 



Torta, Grah. ; Prain in Ann. Bot. Gard. Calc. x. 64. At 

 Little Hongkong and at Aberdeen near the sea, Hong- 

 kong. Fl. white, June. 



hupeana, Hance in Journ. Bot. 1882, 5. Lienchow River, 

 and without locality, Kwangtung. Fl. white, June. 



5. D. Benthami, Prain 1. o. 62. At East Point and Pokfulam, 



Hongkong. Fl. white, March. 



6. D. Balansae, Prain. 1, c. 90. Lienchow River and without 



locality, Kwangtung. Fl. white June. 



2. D. 



3. D. 



4. D. 



45.— DERRIS. 



Key to species. 



1. Leaflets about 9 

 Leaflets 5-7 



2. Leaflets blunt, emarginate 

 Leaflets acuminate 



3. Flowers usually in simple axillary 



racemes 

 Flowers in axillary panicles ... 



1. Hancei. 



2. 



2. alborubra. 



3. 



3. uliginosa. 



4. Fordii. 



1. D. Hancei, Hemsl. in Bot. Mag. sub t. 8008. On muddy river 



bank at Shiuhing, "West River. Fl. white. May. 



2. D. alborubra, Hemsl. 1. c. t. 8008. At Laichiwo and Hahang, 



Hongkong New Territory ; Lofoushan. Fl. white, June. 



3. D. uliginosa, Benth. Fl. Hongk. 94. Hongkong without locality; 



Taipo, Hongkong New Territory ; Whampoa. Fl. white, 

 August. 



4. D. FOTdii, Oliver in Hook. Ic. PI. t. 1771. At Sheko Gap, 



Hongkong ; Lienchow River. Fl. white, February. 



46.— PONGAMIA. 



1. P. gkbra, Vent. ; Benth. Fl. Hongk. 94. Without locality, 

 Hongkong; Whampoa and Kwangtung without locality. 

 s 1. bluish-white, June. 



47.-0LADASTRIS. 



1. C. australis, .Z)Mn«, sp. n., a speciebus ceteris huius generis 

 Jegummibus ovatis difiert. 

 ^»-i«rparya?praeter inflorescentiam glabra, ramulis levibus. 

 ■Foha imparipmnata, •3-4-juga, 12-15 cm. longa, petiole 



