Fig. 21.

Senegalia kerrii. A – Leaves. B – Leaf showing numerous, ±closely-spaced pinnae. C – Part of leaf showing acute leaflets and the rachis with dense, spreading hairs. D – Branchlet with short, straight, patent hairs and small, straight, patent prickles. E − Leaf base showing sub-circular petiole gland (with dark-coloured upper surface) situated near pulvinus. F – Petiole gland (narrowly peripterous) lateral view. G – Petiole gland (very narrowly peripterous) oblique view. Vouchers: All from L. Bai BLK-121. Photos: L. Bai. Scale bar = 5 mm (unless otherwise indicated).