166 



2.— FRAXINTJS. 

 Key to species. 



Petals I. chinoisis. 



Petals 4 2. retusa. 



1. F. ehinensis, Roxb. : DC. Prodr. viii. 277. Sinkong River, 



near Canton ; Xortii River. Fl. green, March. 



2. F. retusa, Champ.; Benth. Fl. Hongk. 214. In the Happy 



Valley and Little Hongkong woods. Hongkong. Fl. 

 white, March. 



3.— OSMANTHUS. 

 Key to species. 



1. Corolla 3 lines long ■. ... ... I. fragrans. 



Corolla under 2 lines long ... ... 2. 



2. Leaves 3-5 inches long, veins impressed 



above ... ... ... ... 2. marginatus. 



Leaves 1 to 2^ inches long, veins pro- 

 minent above ... ... ... 3. Fordii. 



1. 0. fragrans, Lour. ; Clarke in Hook. £. Fl. Brit. Ind. iii. 606. 



Kwaisin, Hoi&mg. Fl. cream-coloured, September. 



2. 0. marginatns, Benth. et Hook. f. ; Olea margincda. Champ. : 



Benth. Fl. Hongk. 215. In the Happy Valley woods 

 and on the south side of Mt. Cameron, Hongkong. Fl. 

 cream-coloured, April. 



3. 0. Fordii, Hemsl. Enum. PI. China, ii. 88. Lienchow River. 



Fl. cream-coloured, August. 



4.— CHIONANTHUS. 



1. C. retnsus, Lindl. : Maxim, in Mel. Biol. ix. 653. Lantao 

 Island, Hongkong Xew Territory. Fl. white. April. 



&.— LIGUSTRUM. 



Key to species. 



1. Inflorescence pubescent ... ... 3. 



Inflorescence glabrous ... ... ... 2. 



2. Leaves ovate-oblong, acuminate ... 2. lucidum. 

 Leaves oval or ovate, acuminate ... 3. japonicum. 



3. Leaves lanceolate ; petals velvety ... 1. sinense. 

 Leaves rounded ; petals glabrous ... 4. Calleryanum. 



1. L. slnense, Lour. ; Benth. Fl. Hongk. 215. Common in the 



island, Hongkong. Fl. white, March. 



2. L. lueidum, Ait. ; DC. Prodr. viii. 293. Kwaisin, Hoifung ; 



Lienchow River. Fl. white, !May. 



3. L. japonicum, Thunb. ; DC. 1. c. 293. On Victoria Peak, 



Hongkong ; Lantao Island, Hongkong New Territory : 

 Kwaisin, Hoifung ; Lofoushan, 3100 ft." Fl. white, June. 



4. L. Calleryanum, Deciie. in Nouv. Arch. Mus. Par. :>er. 2, ii. 35. 



Macao. Fl. . 



