The tea most commonly drunk in the west. The leaves are rolled and fermented, and then heated and dried. The resulting tea is quite a dark, reddish-brown. Black teas are graded by the size of the leaf and this grading has names. Orange pekoe refers to the smaller sized leaves which grow at the top of the bush, whereas pekoe applies to the larger leaves growing lower down. Well-known varieties of black tea are Darjeeling, Assam and Lapsang Souchong.