Shorea. ] DIPTEROCARPE^E. 39 



4. S. obtusa, Wall.; Hook. Fl. Ind. i. 306; Kurz i. 118. Vein. 

 Thitya } Burin. 



A large tree. Bark inch thick, grey, with doep longitudinal 

 fissures. Heartwood the colour of sal, very hard and durable. Pores 

 moderate to large, often filled with ri'sin ; each pore surrounded by a 

 narrow white ring. Medullary rays moderately broad to broad, numerous, 

 joined by short irregular transverse bars or lines of lighter coloured 

 tissue. The wood of this tree is more even-grained than that of either 

 sal or engij'ni. 



Eng forests of Burma. 



Weight : according to Skinner, No. 115, 58 Ibs. ; Brandis' Burma List of 1862, 

 No. 17, gives 57 Ibs. ; our specimens vary from 52 to 67 Ibs., avenging GOlbs. Skinner 

 gives P = 730. The wood is much valued on account of its durability ; it is used for 

 canoes and in building, and is valuable for tool-handles and planes. 



Ibs. 



B 555. Prome, Burma 64 



B 556. 67 



B 2973. 52 



B 283. Burma (1867) 56 



5. S. Tumbuggaia, Roxb. Fl. Ind. ii. 617; Hook. Fl. Ind. i. 306 ; 

 Beddome xxvi, t. 5. Vatica Tumbuggaia y W. and A. Vern. Cangii, congo, 

 tamliugaij tambayum, Tarn. ; Thamba, googgilapu-karra,) Tel. ; Vanboga, 

 Mai. 



A large tree. Wood smooth, harder than that of sal, but similar in 

 structure. Medullary rays shorter and somewhat unequal. Concentric 

 lines more numerous and more distinctly marked. 



Intermediate and south dry zones. Cuddapah and North Arcot Districts. 

 "Weight: Baker gives 68 Ibs. ; Skinner, No. 133, 58; while our specimens give 67 Ibs. 

 Baker gives P varying from 902 to 996; Skinner 980. This is also, probably, 

 Skinner's No. 137 ' Congoe' ; weight 64 Ibs., P = 892. The wood is used for house- 

 building, particularly for door frames and posts and for rafters. It gives a danmier, 

 which is used as a substitute for pitch and for burning in temples. 



Iba. 



D 1062. Cuddapah 66 



D 1078. North Arcot 68 



6. S. siamensis, Miq. ; Hook. Fl. Ind. i. 304. Pentacme siam- 



ensis, Kurz i. 119. Vern. Engyin, Burm. 



A large deciduous tree. Bark 4 inch thick, dark grey, with deep 



vertical fissures. Heartwood very bard, very heavy and cross-grained ; 



in this respect similar to sal, which it also resembles in colour. Pores 



moderate-sized, rarely large, sometimes in groups and filled with resin, 



enclosed in narrow white rings and joined by fine, wavy, concentric 



lines. Medullary rays fine, numerous, equidistant. 

 Eng forests of Burma. 

 Weight : Brandis' Burma List of 1862, No. 16, gives 55 Ibs. ; our specimens 



average 51 Ibs. The wood is much prized on account of its durability, it is used for 



house-building, bows and other purposes. It gives a red resin. 



Ibs. 



B 2507. Burma (1862) 48 



B 3127. Kya-eng, Attaran Valley, Burma 69 



B 2972. Promo/ Burma 46 



4. HOPEA, Roxb. 



Large, glabrous or hoary tomentose, resinous trees. Eight species, of which 5 are 

 South Indian and 3 Burmese. 21. loitgifolia, Dyer; Hook. Fl. Ind. i. 3U9 (U. 



