Hellquist, C., & Crow, G. (1984). Aquatic vascular plants of New England: Part 7 Cobombaceae, Nymphaeaceae, Nelumbonaceae and ceratophyllaceae. New Hampshire: Agricultural Experiment Station/University of New Hampshire.
Chicago Style CitationHellquist, C.B., and G.E Crow. Aquatic Vascular Plants of New England: Part 7 Cobombaceae, Nymphaeaceae, Nelumbonaceae and Ceratophyllaceae. New Hampshire: Agricultural Experiment Station/University of New Hampshire, 1984.
MLA CitationHellquist, C.B., and G.E Crow. Aquatic Vascular Plants of New England: Part 7 Cobombaceae, Nymphaeaceae, Nelumbonaceae and Ceratophyllaceae. New Hampshire: Agricultural Experiment Station/University of New Hampshire, 1984.
Warning: These citations may not always be 100% accurate.