Sneezewood

obliquum: oblique, asymmetric, referring to the leaflets.

Shrub or small to medium-sized deciduous tree. Bark whitish-grey, smooth when young, fissured in older specimens. Leaves opposite, crowded near the ends of branches, paripinnate with 3-7 pairs of leaflets, aromatic when crushed. Leaflets usually c. 2.5 × 1.3 cm, markedly asymmetric, blue-green to dark green, hairless; translucent gland-dots present; apex rounded or notched; margin entire. Flowers in axillary branched heads, white to creamy-yellow, unisexual on different trees, sweetly scented. Fruit a 2-winged capsule, notched at the base and apex, c. 2 × 1.5 cm, yellowish to reddish-brown with conspicuous veins, dehiscent into 2 valves, which remain on the tree for some time.

Papilio demodocus demodocus (Citrus swallowtail)

Angola, Botswana, Namibia, Tanzania, Mozambique, Zambia, Zimbabwe, Swaziland and South Africa as far as the Eastern Cape.