— 329 - 



Walsura Roxb. 



3. W. robusta Roxb., Hiera in Hook. Fl. Br. Ind. I. 565; Graib, Gontr. 

 Wl Siam 36. 



Lem Dan (no. 833). 



Area: Indo-China. 



Xylocarpus Koenig (det. Johs. Schmidt). 



4. X. gran at urn Koenig; Jons. Schmidt, Bot. Tidsskr. XXVI, 68; 

 Carapa moluccensis Roemer ; Hiera in Hook. Fl. Br. Ind. I. 567. 



Mangrove of Lem Ngob (no. 36). Common in the mangroves. 



Area: Mangroves of tropical Africa, Asia and Australia. 



5. X. obovatus (Bl.) A. Juss. Mém. Mus. Paris XIX. 244; Harms in 

 Engler u. Prantl, Nat. Pflanzenfam. III 4 . 278 f. 157; Johs. Schmidt, Bot. 

 Tidsskr. XXVI, 68. 



With the mangroves; seems to be less common than the preceding. 



Area: As the preceding. 



Olacaceae. 



Ximenia Linné. 



1. X. americana Willd., Masters in Hook. Fl. Br. Ind. I. 574. 

 Koh Kahdat, littoral jungle (no. 575). 



Area: Tropical America, Africa and Asia. 

 Olax Linné. 



2. 0. scandens Roxb.; Masters in Hook. Fl. Br. Ind. I. 575; Graib, 

 •Gontr. Fl. Siam 37. Forma nervis paulo conspicioribus. 



Koh Saket, littoral zone (no. 342). 



Area: China, India. Burma, Java. 



3. Opilia? sp. 



Klong Prao, river-bank (no. 711). 



4. Gonocaryum sp. 



Klong Son, river-bank (no. 686). 



Ampelidaceae (Vitaceae). 



Cissus Linné. 



1. C. discolor Bl. Bijdr. 181; Graib, Gontr. Fl. Siam 42; Vitts dis- 

 color Dalz. ; Lawson in Hook. Fl. Br. Ind. I. 647. 

 Jungle at Klong Son (no. 647). 



Area: India, Assam to Malaya. 



