THE FLOKA OF SINGAPORE 169 



D. terniflora Roxb. A low shrub. Common, thick jungle?. 

 Garden jungle, Selitar, Changi, Pulau Ubin. 



I). Porteri Bak. Common in thick jungles. Garden jungle, 

 Jurong, Chan Chu Kang, Pulau Ubin. 



1). aurantiaca Wall. D. Cantleyi Bak. A shrub little or 

 not branched, leaves green or purple with lighter rings. 

 Flowers purple rarely white, fruit orange. Damp spots 

 all over Singapore, common, Tanglin, Bukit Timah, Seli- 

 tar, etc. 



D. Maingayi Hook. fil. A big tree. Sandy spots near the sea. 

 Changi, Sungei Morai, Bukit Panjang, Toas. 



I>. singapurensis Ridl.* Woods, Chan Chu Kang, Bukit Timah. 



D, gracilis Wall. Common in jungles, Garden jungle, Chan 

 Chu Kang, Bukit Mandai. 



(Cordy/ine terminally the ftractena of Gardens, is not wild any- 

 where in the peninsula, it is cultivated only.) 



PONTEDEEIACE.E. 



Monochoria hastcefo.'ia Presl. Aquatic, flowers light blue. Com- 

 mon, Galang, Ang Mo Kio. 



M. vaginalis Presl. Flowers dark blue. Common in ditches 

 all over Singapore ; the var, plantayinea is even com- 

 moner. 



PHILYDRACE.E 



Pliilydrum laniujinosum Banks. Local. Wet sandy spots, 

 Bedoh. 



XYEIDE.E. 



Xgris anceps Lam. A tufted grassy plant with terminal cones 

 of brown bracts, with fugacious yellow flowers. Sandy 

 places, Balestier, plain Macpherson road, Changi, Pulau 

 Tekong. 



A', scluenoides Mart. Balestier plain, Reservoir. 



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