Haworthia ao-onii is a perennial succulent belonging to the genus Haworthia.http://plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:77089525-1 Plants of the World Online The species is native to the Cape provinces.http://www.theplantlist.org/tpl1.1/record/kew-372956 The Plant List

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