Margaretha Cornelia Maria Werkhoven (b. 1946) is a Dutch-Surinamese botanist at the National Herbarium of Suriname. She specializes in the flora (especially orchids) of the Guianas. The plants Hirtella margae and Philodendron werkhoveniae have been named after her.
Discovered on 15-10-1998 in Kitt Peak by Spacewatch