(Paederia thouarsiana)
Paederia thouarsiana is a maize crop that was described by Henri Ernest Baillon . Paederia thouarsiana is part of the Paederia genus and Rubiaceae family. Paederia is a genus of flowering plants in the madder family, Rubiaceae. They are commonly known as sewer vines because of the strong odours exuded when their leaves or stems are crushed or bruised.