Cornelis Rugier Willem Karel van Alderwerelt van Rosenburgh (Java Island, 23 December 1863 – The Hague, 1 March 1936) was a Dutch botanist.
The standard author abbreviation Alderw.
is used to indicate this person as the author when citing a botanical name.
[1] Many older texts instead use the abbreviation "v.A.v.R."