Boswellia. DECANDRIA MONOGYNIA. 383 
scabrous. Stipulesnone. Panicles terminal, large, erect, 
composed of many, suberect, compound racemes, covered 
with rough, glandular excrescenses. Flowers numerous, 
small, white. Bractes small, falling. Calyx inferior, 
cup-shaped, five-toothed, outside glandular. Petals five, 
lanceolato-oblong, spreading, concave. Filaments ten, ra- 
ther shorter than the petals, recurved, inserted with broad 
bases round the bottom of the receptacle. Anthers round- 
ish,incumbent. Germ superior, short-pedicelled, five- 
celled with two ovula in each, attached to the thickened 
middle of the axis. Style short, and thick. Stigma of five 
obtuse lobes. Berry the size and appearance of a goose- 
berry, skin tough, and replete with cells filled with a 
fragrant green balsam, five-celled. Seed solitary, oblong. 
Integument single, thin, colourless. | Perisperm none. 
Embryo inverse, green. _ Cotyledons conform to the seed. 
Plumula conical, bidentate. Radicle cylindric, superior. 
The fruit, and indeed every part of the tree, possess 
a peculiar kind of agreeable fragrance, which is something 
ofa Terebinthinaceous nature. 
BOSWELLIA. (R.) 
Calyx five-toothed. Corolfive-petalled. Nectary a cre- 
-‘Dulated fleshy, staminiferous cup, surrounding the lower 
Part of the germ. Germ superior, three-celled, cells two- 
Seeded, three-valved. Seed solitary, membrane winged. 
Embryo j inverse, folded, without perisperm. 
Note. The genus is so named, in memory of the late 
Dr. John Boswell, Physician in Edinburgh. 
: 1. B. patios: Colebrooke in Asiat. Res. 9. 317. and 11, 
58. 
Leaflets serrate. Racemes simple, tine Hiloments ‘. 
inserted on the exterior margin of the nectary, be | 
Canarium hirsutum, Willd. 4, 760, . 
