104 DIANDRIA MONOGYNI A. Mill'uHjtOn'w. 



solitary, concave on (he side next the abortive cell of the nut, 

 hemispheric on the other. Integument single, membranace- 

 ous. Perisperm none. Embryo curved, and doubled, as in 

 the Convolculacea, with a curved interior radicle. 



2. M. pinnata. R. 



Leaves alternate, abruptly pinnate; leaflets from six to 

 twelve pair, pub-opposite, lanceolate. 



Batiwa* the vernacular name in Silhet, where it is indige- 

 nous, growingtobe a middling sized tree, the wood of which 

 is employed by the natives in constructing their houses. 

 Flowers in April and May. The seeds ripen in September. 



Brancfdets smooth. Leaves alternate, abruptly-pinnate; 

 from six to eighteen inches long. Leaflets from six to twelve 

 pair, sub-opposite, short petioled, lanceolate, remotely serrate, 

 acuminate smooth, three t<> six inches long-, by one or one 

 and a half broad. Panicles terminal, very large and very ra- 

 mous, a little hairy. Bractes minute. Flowers numerous, 

 small, white. Calyx three-leaved, with two smaller ones under 

 them, which may be called bractes or a calyele ; or, the 

 calyx may be called five-leaved. Nectary, from the inside 

 of the base of each petal arises a variously lobed, ragged leaflet 

 or scale, which is incurved over flu germ; besides which 

 round the base of the germ is a small, three-sided cup with 

 bidentate angles. Filaments two. opposite, length of the 

 germ, short, broad, '•> it li enlarged apex ; from the base on the 

 outside, rises ;i broad, tridentate scale, of about the length of 

 the filament. Anthers twin, each lobe globular, opening 

 transversely on the inside. Germ superior, cordate, two-celled, 

 with two ovula in each cell, attached to the partition. Style 

 short. Stigma small, bidentate. Drupe size of a pea, smooth, 

 black, succulent, one-celled. JVirf roundish, thick for its size 

 and very hard, rugose, one-celled, two-valved, with a projec- 

 tion into the cell opposite to the remains of the style on one 

 side near the base, which marks the abortive lobe. Seed so- 

 litary, conform to the nut. Integument single, membranaceous. 



