Viburnum australe was described as a separate species by Conrad Vernon Morton in 1933, from a specimen collected in 1906 by Cyrus Guernsey Pringle.
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Like other species in clades Mollodontotinus and Oreinodontotinus, Viburnum australe is vulnerable to Pyrrhalta viburni, an invasive Eurasian leaf beetle.
Viburnum | viburnum | Viburnum lantana |