Verbatim text: Haynes, R. R. 1978. The Potamogetonaceae in the southeastern United States. J. Arnold Arbor. 59: 170--191.
Author: Haynes, R.R.
Year: 1978
Title: The Potamogetonaceae in the southeastern United States
Journal: J. Arnold Arbor
Volume: 59
Pages: 170–191