327 



58— CHLORIS. 



Key to species. 



1. Spilselets, including awns, over ^ inch 



long 2. 



Spikelets under j>^ inch 3. Swartziana. 



2. Spikelet 2-awned 1. virgata. 



Spikelet 3-awned 2. barbata. 



1. C. virgata, Sw. ; Hook. f. Fl. Brit. Ind. vii. 291. Hongkong 



without locality. Fl. Summer. 



2. C. barbata, Sw. ; Benth. Fl. Hongk. 429. On the seabeach at 



Chaiwan, Hongkong ; Kowloon ; Kowloon catchwater, 

 Hongkong New Territory ; Macao. Fl. August. 



3. C. Swartziana, Doell in Mart. Fl. Bras. ii. iii. 68. In bamboo 



groves along the lower Han River, Swatow. Fl. May. 



59.— ELEUSINE. 



Key to species. 



Leaves broad ... ... ... ... 1. coracuna. 



Leaves narrow ... ... ... ... 2. indica. 



1. E. coracana, Gaertn. ; Hook. f. Fl. Brit. Ind. vii. 294. Culti- 



vated in Hongkong New Territory ; Lienchow. Fl. July. 



2. E. indica, Gaertn. ; Benth. Fl. Hongk. 429. Wet places in 



the Happy Valley and Victoria Peak, Hongkong ; Kow- 

 loon ; Taimoshan, Hongkong New Territory ; Shameen, 

 Canton ; Lienchow. Fl. August. 



60.— DAOTYLOCTENIUM. 



1. D. aegyptiacum, ^V^lld. ; Benth. 1. c. 429. Robinson Rd. and 

 Aberdeen, Hongkong ; Taimoshan and Waglan Island, 

 Hongkong New Territory ; paddy fields near Chaochaufu ; 

 Whampoa. Fl. July. , 



61-— LEPTOCHLOA. 



Key to species. 



Spikelet 2-3-flowered ... ... ... \. filijormis. 



Spikelet 4-6-flowered ... ... .. 2. chinensis. 



1. L. flliformis, Roem. et Schult. ; Hook. f. Fl. Brit. Ind. vii. 298. 



Botanic Gardens, Hongkong ; Macao. Fl. . 



2. L. chinensis, Nees ; Hook. f. 1. c. 299. Aberdeen, Hongkong ; 



Taimoshan, Hongkong New Territory ; Canton ; Wham- 

 poa ; Lienchow. Fl. July. 



62.— ARUNDO. 



1. A. Donax, Lhui. ; Hook. f. 1. c. 302. Plovers' Cove, Hongkong 

 New Territory ; Whampoa. Fl. December. 



