124 THE FLORA OF SINGAPORE. 



for blackening the teeth. Very common in woods and 

 thickets. Tanglin, Bukit Timab, Changi, etc. 



CL defiexum Wall. A small shrub about 4 feet high with nod- 

 ding heads of white flowers surrounded with numerous 

 red sepals. Drupe black. Very common, Tanglin, Gar- 

 den jungle, Chan Ohu Kang, Tampenis. 



CL panicu'alum L. Shrub with brilliant crimson flowers. Man- 

 dai, Kranji. Doubtfully wild. 



CL villosum Bl. Common shrub with white flowers. Whole 

 island. 



CL myrmecophilum Ridl. * A slender shrub, with the stem hollow 

 and tilled with ants' nests. Panicles large, flowers orange. 

 A handsome plant, rare, streams at Choa Chu Kang. 

 Several cultivated kinds also occur in waste ground near 

 villages; such are C. fall ax Lindl. C. squamatum Vahl. C. 

 fragrans Vent, and C. siphonanthus Br. which is cultivated 

 by Klings, who use the leaves for smoking instead of 

 Hemp, and call it Ganja. 



CL imrmfiovum Hassk. A white flowered species, introduced 

 into Java from Singapore about 1855, I know nothing 

 of, and 67. Colebrookiantuu Walp. " Singapore Lobb" 

 and CL injortunatum Gaertn. mentioned from Singapore 

 also in Flor. Brit. Ind. 1 have never met with. 



Sphenudesma peniandra Jack. " Akar Suloug." Not common, 

 Changi. 



A vicennia ojfici nalis Bl. " Api-Api." Very common in mangroves 

 and along tidal rivers. River Valley Road, Changi, Pulau 

 Ubin, etc. 



Labiate. 



Coleits atropurpureus Benth. Flowers bright purple. Open 

 country. Aug Mo Kio, Chan Chu Kang. 



Hyptis auace.oicns Foit. Very common in waste ground. Sepoy 

 Lines, Tanjong Katong, Mt. Faber, Changi, etc. 



