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Juice from the leaves and stems of Acokanthera ouabaio (family Apocynaceae) and related species; an African arrow poison containing ouabain.
[G. akōkē, a point, + anthēros, blooming]


a genus of the plant family Apocynaceae used in Africa in the preparation of arrow poisons. Poisoned livestock show diarrhea, irregular heartbeat and sudden death. Contain cardiac glycosides. Includes A. longiflora, A. oblongifolia, A. oppositifolia, A. schimperi, A. spectabilis (A. oblongifolia), A. venenata (A. oppositifolia). Some species were formerly classified in Carissa spp.