56 



5. Z. nitidum, Z)C. ; Benth. 1. c. Common in Hongkong; 



Taimoshan, Lantao and Tin-tso-ngam, Hongkong New 

 Territory; near Chaochaufu, Swatow ; Tai-iushan, near 

 Canton. Fl. white, February. 



6. Z. ovalifolium, Wwht ; Hook. f. Fl. Brit. Ind. i. 492. In a 



ravine below Sheko Gap, Hongkong. Fl. white ?, April. 



3.— TODDALIA. 



1. T. aculeata, Pers. ; Benth. Fl. Hongk. 59. Mt. Victoria, Mt. 

 Parker, Chaiwan and in Happy Valley woods, Hongkong ; 

 Taimoshan, Hongkong New Territory ; near Chaochaufu, 

 Swatow ; Lofoushan. Fl. white, Winter. 



4.— AORONYOHIA. 



1. A. laurifolia, Blume ; Cyminosmu pedunculata, DC; Benth. 

 Fl.. Hongk. 60. Common in the island of Hongkong ; 

 Macao ; Sanning ; Lofoushan. Fl. white, June, 



5.— GLYCOSMIS. 



1. G. pentaphylla, Correa; G. citrifolia, Lindl. ; Benth. Fl. Hongk. 

 51. East Point and Caiuseway Bay, Hongkong ; Ma- 

 onshan, Hongkong New Territory ; Pakhoi ; West River. 

 Fl. white, October. 



6.— MICROMELUM. 



1. M. pubescens, Blume; Hook. f. Fl. Brit. Ind. i. 501. Lienchow 

 River. Fl. white, December, 



7.— MURRAYA. 



1. M. exotica, Livn. ; Benth. Fl. Hongk, 50. Cultivated in 

 Hongkong ; Sanning. Fl. white, August. 



8.— OLAUSENA. 



1. C. Wampi, Oliv. ; Benth. Fl. Hongk. 50. Cultivated in 

 Hongkong ; near Chaochaufu, Swatow. Fl. white, April. 



9.— ATALANTIA. 



Key to species. 



Veins of leaves distant, anastomosing... 1. Hindsii. 

 Veins of leaves close and parallel ... 2. buxifolia. 



1, A, Hindsii, Oliv. ; Benth. Fl. Hongk, 51. Common in Hong- 



kong ; hiUs around Kowloon reservoir, Hongkong New 

 Territory ; Lofoushan, Fl, white, July, 



2. A. buxifolia, Oliv.; Benth, 1, c. Common on the hills, 



Hongkong ; hills behind Kowloon City, Hongkong New 

 Territory ; Pakhoi, Fl. white, June. 



10.— CITRUS. 

 1. 0. Aurantium, Linn, and 2. C. medica, Linn, cultivated. 



