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OcJma.] XIX. OCIINACEiE. 01 



Sub-Himalayan tract, principally in Sal forests. Satpura range. South 

 Konkan. Underground stem perennial, throwing up annually, after the jungle- 

 lires, a number of subherbaceous stems to 2 ft. high, bearing leaves and flowers. 

 Fl. April, May. 



Order XX. BURSERACE^. 



Trees or shrubs, often resinous. Leaves generally alternate, 3-foliolate, 

 or imparipinnate, in some cases 1-foliolate, without stipules. Flowers 

 small, bisexual or polygamous. Calyx 3-5-cleft. Petals 3-5. Stamens 

 as many as petals, or twice their number, inserted on the edge or outside 

 base of disc; anthers 2-celled, longitudinally dehiscent. Ovary free, 

 2-5-celled ; ovules generally 2 in each cell, axile. Fruit generally drupa- 

 ceous. Seeds one or few, pendulous, without albumen ; cotyledons gen- 

 erally twisted or crumpled, radicle pointing upwards. Gen. PI. i. 321 ; 

 Royle 111. 174 ; Wight 111. i. 180. (Suborder of Terebinthacese). 



Leaves imparipinnate, with numerous leaflets. 



Fruit a 3-valved capsule, the valves separating 



from the axis ; calyx small, open . . . 1. Boswellia. 



Fruit a drupe ; calyx campanulate ... 2. Garuga. 



Leaves generally 3-foliolate ..... 3. Balsamodendron. 



Bur sera serrata, Wall. {Idea indica, W. & A. Prodr. 177), a large tree, with 

 close-grained timber, esteemed for furniture Assam, Chittagong, the Rajmahal 

 hills belongs to this family, and may possibly be found further west. Leaves 

 large, imparipinnate ; leaflets lanceolate, acuminate, glabrous. Flowers small, 

 in axillary panicles ; calyx small, indistinctly dentate ; petals 5, inserted below 

 disc ; stamens 10 ; stigma sessile ; drupe generally 1-seeded. 



1. BOSWELLIA, Eoxb. 



Trees abounding in resin, with alternate imparipinnate leaves, crowded 

 at the ends of branches. Flowers bisexual, hypogynous. Calyx small, 

 open, 5-7-cleft. Petals 5-7. Stamens mostly 10, inserted at the base 

 of the annular disc. Ovary half immersed in the disc, 3-celled; 2 

 collateral ovules in each cell. Fruit a 3-valved capsule, opening septi- 

 fragally, the dissepiments remaining attached to the axis, and bearing 3 

 seeds, pendulous from the top of the inner angle, enclosed in a hard, bony 

 shell, with a broad membranous wing, which is not the testa of the 

 seed, but the endocarp of the fruit, separated from the outer layer of the 

 pericarp. Seed without albumen ; cotyledons trifid, lobes laciniate ; 

 radicle superior. 



1. B. thurifera, Colebrooke ; Roxb. Fl. Ind. ii. 383 ; W. & A. Prodr. 

 174. Syn. B. glabra, Roxb. PI. Cor. t. 207; Fl. Ind.; W. & A. Prodr. 

 1. c. ; Eedd. Fl. Sylv. 124. Boswellia serrata, Stackhouse (probably). 

 Vern. Salhe, Sale, Salai, Salei, Saler. Local names : Gtlggar, Kamaon ; 

 Bhor-salai, Gonds., C.P. 



Young parts and leaves mostly pubescent, with simple hairs. Leaves 

 crowded near ends of branches, 8-15 in. long; leaflets 8-15 pairs, oppo- 

 site, or nearly opposite, sessile, lanceolate or ovate-lanceolate, from an 



