Boswellia serrata A large sized tall, deciduous tree having straight, buttressed trunk with a clear bole and widespread branches. The trunk and branch bark are gray in color having hard, sharp and conical prickles. Leaves are large, deciduous, digitate and glabrous. Leaflets 3-9, entire, lanceolate or oval, cuspidate and tip is acute. Petiole is long (up to 20 cm), petiolules 1, 2-2.5 cm long, and stipules small and caducous. Flowers solitary or clustered, axillary or sub-terminal, fascicles at or near the ends of the branches, when the tree is bare of leaves. Calyx is cup-shaped usually 3 lobed. Corolla red or white, petals 5, oblong, recurved, fleshy, tomentose on the out side and sparingly pubescent inner. Staminal tube is short, more than 60 in 5 bundles. Ovary conical, glabrous, stigma 5, capsule ovoid, 5 valued dehiscing by 5 leathery, woody valves and lined with white silky hairs. Seeds are numerous, long, ovoid, black or gray in colour and packed in white cotton.
