Acmadenia alternifolia is a shrub belonging to the Rutaceae family. The species is endemic to South Africa and occurs in the Western Cape. The plant has a range of 1357 km2. It is found along the coast from Knysna to Plettenberg Bay and there is also a strip inland from Bergplaas to Nature's Valley. There are ten known populations and some of them are threatened by invasive species. The plant is part of the fynbos ecoreigion.
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