Ophionella is a group of plants in the family Apocynaceae first described as a genus in 1981.Bruyns, Peter Vincent. 1981. Cactus and Succulent Journal of Great Britain 43(2–3): 70Tropicos, genus Ophionella It contains only one accepted species, Ophionella arcuata, native to Eastern Cape Province of South Africa.Brown, Nicholas Edward. 1909. in Dyer, William Turner Thiselton, Flora Capensis 4(1): 870
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