Rondeletia. pentandria monogvnia. 523 



the calyx. Segments ovate, spreading-. Filaments very 

 short, inserted immediately under the fissures of the division 

 of the border of the corol, in the mouth of the tube. Anthers 

 incumbent. Germ inferior, turbinate, two-celled, each con- 

 taining' many ovula attached to the elevated centre of the 

 partition. Style as long as the tube. Stigma two-lobed ; 

 lobes oblong'. Capsule spherical, size of a small grain of 

 millet, dry, brown, crowned with the remaining calyx, two- 

 celled, two-valved, opening across the apex contrary to the 

 partition. Seeds i'ew, very minute, and imperfect, so much 

 so that I have not been able to ascertain their internal struc- 

 ture. 



Obs. Its bark is employed by the natives as a mordant in 

 some of their dyes, hence the specific name. 



3. R. exserta. R. 



Arboreous. Leaves petioled, broad-lanceolar. Stipules 

 semi-lunar, reflexed. Panicles terminal. Corol sub-campa- 

 nulate. Stamens exsert. Capsules many-seeded. 



A native of the interior parts of Bengal, and particularly 

 over the ruins of the ancient city of Gour ; Mr. Henry Creigh- 

 ton found it there, and sent plants to the Botanic garden 

 at Calcutta, where they thrive luxuriantly, and blossom in 

 March, at which period they form one of its greatest orna- 

 ments. 



Trunk erect. Bark ash-coloured. Branches opposite, 

 spreading, or even drooping. Branchlets villous ; height in 

 ten years above twenty feet. Leaves opposite, petioled, 

 broad-lanceolar, entire, soft with down on both sides; gener- 

 al length from four to six inches. Petioles short, flat on the 

 upper side, downy. Stipules semi-lunar, reflexed, downy. 

 Panicles terminal, very large, diffuse, ovate ; ramijications 

 round and downy. Bract es sub-ensifbrm, varying much in 

 size. Flowers very numerous, small, pure white, fragrant. 

 Calyx small, five-toothed, hoary. Corol; tube short, and 

 contracted at the mouth by five elevations on the inside; the 



