131 



15.— RANDIA. 



Key to species. 



1. Calyx limb 5-fid ; shrub usually thorny 2. 

 Calyx teeth short ; unarmed shrub ... 4, 



2. Corolla tube shorter than limb ... 1. dumetorum. 

 Corolla tube slender, longer than limb 



calyx teeth acuminate 



3. Calyx hispid 2. sinensis. 



Calyx glabrous ... ... ... ... 3. accedens. 



4. Fascicles few-flowered ... ... ... 6. 



Cymes bi-trichotomous with very short 



pedicels ; corolla tube much shorter 



than lobes ... ... ... ... 5. 



5. CoroUa tube pubescent outside ... 4. densiflora. 

 Corolla tube glabrous outside ... 5. aculidens. 



6. Pedicels very short ... ... ... 6. leucocarpa. 



Pedicels elongated ... ... ... 7. canthioides. 



1. R. dumetorum, Lam. ; Benth. Fl. Hongk. 154. In the Happy 



Valley and at Little Hongkong, Hongkong ; at Hahang, 

 Hongkong New Territory ; French Island, Whampoa ; 

 Tai-iushan, Samshui. Fl. white, April. 



2. R. sinensis, Roem. et Sehult. ; Benth. 1. c. 155. Hongkong 



without locality ; Lantao Island and Lamma Island, 

 Hongkong New Territory ; in the neighbourhood of 

 Canton. Fl. white, April. 



3. R. accedens, Hance ; Maxim. M^l. Biol. xi. 791. In bushy 



places, Macao ; Pakhoi. Fl. white, April. 



4. R. densiflora, Benth. Fl. Hongk. 155. In the Happy Valley 



woods, in a ravine below the Wongneichong-Taitam 

 catchwater, Hongkong ; at Sanning. Fl. cream-coloured, 

 April. 



5. R. acutidens, Hemsl. et Wils. in Kew Bull. 1906, 160 ; var. 



laxiflora, Dunn in Journ. Bot. 1907, 403. In the wood 

 east of the racecourse, on hill south of Wongneichong 

 Gap and south of Wanchai Gap, Hongkong. Fl. cream- 

 coloured, April. 



6. R. leucocarpa, Champ. ; Benth. 1. c. 154. On Victoria Peak 



and in the Happy Valley woods, Hongkong ; Ma-onshan 

 and without locality, Hongkong New Territory. Fl. 

 white. May. 



7. R. canthioides, Champ. ; Benth. 1. c. 155. Aberdeen New 



Road, Little Hongkong, and Causeway Bay, Hongkong ; 

 Lofoushan. Fl. cream-coloured, April. 



16.-GARDENIA. 



1. Gr. florida, Linn. ; Benth. Fl. Hongk. 153. Not uncommon in 

 ravines and on the hills, Hongkong ; Lantao Island, 

 Hongkong New Territory ; Swatow ; Lienchow River. 

 Fl. white, May. 



21515 



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