40 



Oils of Southern India, [no. 5, new series, 



vised, thousands of maunds of seed which are now comparatively 

 useless, could be worked up. 



No. 41. Silk Cotton seed oil. (Bomhax.) 



A dark brown but clear oil, is obtained by expression from the 

 seeds of the silk cotton tree, the pappus of which is sometimes used 

 as a stuffing for pillows, although it is by some supposed to pro- 

 dace deafness. 



No. 42. Sweet Fennel oil. (Nigella sativa.) 



The black aromatic seeds generally known by the name of " Siah 

 Danah" yield by expression a dark colored fragrant oil. 



No. 43. Hosebay oil. (Wrightia antidysenterica.) 



Various parts of this plant are reputed to possess medicinal vir- 

 tues. The oil obtained by expression from the seeds, is of a deep 

 red color and viscid consistence, probably possessing some of the 

 medicinal properties of the seed. 



No. 44. Malkungunee oil. (Celastrus paniculata.) 



The oil expressed from the seeds of this shrub is of a bright scar- 

 let color, and when mixed with other ingredients and subjected to 

 destructive distillation, yields an empyreumatic product useful in 

 Beri-beri. 



No. 45. Hemp seed oil. {Cannabis sativa.) 



Obtained by expression from the seed of the common hemp which 

 is cultivated in several parts of the country for the sake of the intox- 

 icating drugs it yields. In Russia the oil is much used for lamps 

 but it is comparatively unknown to the Natives of India. 



No. 46. Portia nut oil. (Thespesia populnea ,) 



From 8 to 10 per cent, of a deep red and somewhat thick oil is 

 obtained by expression from the seeds of this tree, which grows in 

 great abundance in the vicinity of Madras and other parts of the 

 Presidency. It is extensively planted as an avenue tree for which its 

 quick growth and the beauty of its flowers render it a general fa- 

 vorite, it is however very liable to injury from high winds (as may 



