Passerina esterhuyseniae is a shrub belonging to the genus Passerina.http://redlist.sanbi.org/species.php?species=2932-19 REDLIST Sanbi The species is endemic to South Africa. It occurs in the Western Cape in the northern Cederberg, from Pakhuis to Koupoort. It is part of the fynbos biome.https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:70028772-1 Plants of the World Online
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