Fig. 17.

Senegalia hainanensis. A – Leaf showing position of petiole gland (thick arrow) and the numerous rachis glands (thin arrows). B – Leaflet (lower surface) showing main vein situated towards upper margin near base of leaflet. C – Stipule. D – Pod. E − Seed. F – Inflorescence (young) showing dark-colouring of inflorescence axis (i) and peduncle (p) due to dense layer of glandular hairs. G – Rachis gland (lateral view), sub-stipitate. H – Rachis gland (plane view). I – Petiole gland asymmetric being elevated from base at distal end. J – Node showing glabrous branchlet and petiole gland relatively close to leaf base. Vouchers: F.W. Xing (A, F & H); S.K. Lau 27182 (B); H.Y. Liang 65144 (C, G, I & J); W.T. Tsang 649 (D & E). Drawn by Waiwai Hove.