Reference:Wiersema1988a
Verbatim text: Wiersema, J. H. 1988. Reproductive biology of Nymphaea (Nymphaeaceae). Ann. Missouri Bot. Gard. 75: 795-804.
Author: Wiersema, J.H.
Year: 1988
Title: Reproductive biology of Nymphaea (Nymphaeaceae)
Journal: Ann. Missouri Bot. Gard
Volume: 75
Pages: 795–804
BHL link: http://www.biodiversitylibrary.org/part/35833