91 



61.— DESMANTHUS. 



1. D, virgatus, fVilld. ; Baker 1. c. 290. Hongkong without 

 locality. Fl. whitish, . 



62.— MIMOSA. 



1. M. pudica, Linn.; Baker 1. c. 291. Common on roadsides in 

 Hongkong and Kowloon. Fl. purple, August. 



63.— LEUCAENA. 



1, L. glauca, Benth. Fl. Hongk. 100. Common on roadsides in 

 Hongkong. Fl. pale yellow, May. 



64.— ACAOIA. 



Key to species. 



1. Leaves bipinnate ... ... ... 2. 



Leaves (phyUodes) simple ... ... 1. Richii. 



2. Heads paniculate ... ... ... 2. concinna. 



Heads axillary .. . ... ... ... 3. Farnesiana. 



1. A. Riehii, A. Gray ; Benth. in Trans. Linn. Soc. xxx. 482. 



Lukchau vUlage on Lamma Island, Hongkong New Terri- 

 tory. Fl. yellow, June. 



2. A. concinna, X) C ; Benth. Fl. Hongk, 101. Belcher's Bay, 



Deepwater Bay and in the Happy Valley, Hongkong ; 

 Taimoshan at 1500 ft., Hongkong New Territory ; Lien- 

 chow B-iver ; near the top of the White Cloud hills. 

 Fl. yellow, July. 



3. A. Farnesiana, Willd.; Benth. I.e. 101. At Pokfulam, Hong- 



kong ; at Wuling village, Chaochaufu and around Swatow. 

 Fl. yellow, winter. 



63.— ALBIZZIA, 



1. Leaflets oblong, obtuse ... ... 2. 



Leaflets linear, crowded, acute ... 1. stipulata. 



2. Midrib of leaflets at side ... ... 2. Lehbek. 



Midrib of leaflets in centre ... ... 3. Millettii. 



1. A. stipulata, Boiv. ; Benth. Fl. Hongk. 102. Hongkong 



without locality ; West Eiver. Fl. white, May. 



2. A. Lebbek, Benth. ; Acacia Lebhelt, WUld. ; DC. Prodr. ii. 466. 



Lienchow River. Fl. white, July. 



3. A. Millettii, Benth. Fl. Hongk. 102. In the Happy Valley, 



Hongkong ; Lantao Island and Taimoshan, Hongkong 

 New Territory ; Macao ; North-west Kiver ; Lienchow 

 Eiver. Fl. white, July. 



