156 THE FLORA OF SINGAPORE. 



D. ntf'ukt'um Hook. fil. A small tufted plant, flowers white 

 with pink veins. Bukit Timah, Bukit Maiidai, Selitar. 



D. aceroium Lin:ll. Common, Kranji. 

 />. flexile Ridl. Rare, Bukit Timah. 



U. (Sect. Virgatw) conostaUx Rchb. f. Terrestrial, growing in 

 water, with slender erect stems grassy leaves and small 

 brow 7 n flowers. " Rumput Raja Sari." Changi, Bukit 

 Mandai. 



1). villosu'um Wall. Like the last but hairy. On leaves in dry 

 woods, Bajau, Sungei Buloh, Kranji. 



D. (Sect. Bambusaefoliiu) r/emel'um Lindl. Epiphyte with long 

 slender stems and pale yellow flowers. Common in man- 

 grove swamps. 



1). pensile Ridl. A very curious plant with long hanging stems, 

 fleshy leaves and yellow flowers in pairs. Mangroves, 

 Selitar. 



D. (Sect, cl.ivata) tuheriferum llook. fil. Rare, Selitar, Toas. 



D. crumenalun Sw. The "pigeon orchid." Very common 

 all over Singapore. 



D. (Sect, distichophylla) bifarium Lindl. A small plant with pale 

 yellowish white flowers. Not rare, Tanglin, Toas, Seli- 

 tar, Serangoon. 



D. pandaneti Ridl. A curious plant with long creeping stems 

 and grassy leaves, flowers fawn color and white. It 

 always grows on Pandans, or Sagos, or Coconut palms, 

 climbing up the stems. Bukit Mandai, Jurong. 



D. (Sect, breciflores) cal/ibotrijs Ridl. * A pretty plant with bun- 

 ches of white flowers with a red and yellow lip, sweet 

 scented. Rare, Toas, Sungei Morai. 



D. euyhlebium Rchb f. Mangrove swamps, Kranji, Selilar, Toas. 



D. Jiaoidu'u a. Ridl. A tall slender plant with yellow or whitish 

 flowers. Kranji, Jurong. Mangrove swamps. 



