Verbatim text: Lowden, R. M. 1978. Studies in the submerged genus Ceratophyllum L. in the neotropics. Aquat. Bot. 4: 127-142.
Author: Lowden, R.M.
Year: 1978
Title: Studies in the submerged genus Ceratophyllum L. in the neotropics
Journal: Aquat. Bot
Volume: 4
Pages: 127–142