@article {20299, title = {Kubitzkia van der Werff, a superfluous name or not?}, journal = {Annals of the Missouri Botanical Garden}, volume = {75}, year = {1988}, pages = {1669}, chapter = {1669}, url = {http://www.biodiversitylibrary.org/item/87375$\#$page/1681/mode/1up}, author = {van der Werff, Henk} }