Cobbania corrugata gen. et comb. nov. (Araceae): a floating aquatic monocot from the Upper Cretaceous of western North AmericaDOI: info:10.3732/ajb.94.4.609v. 94No. 4609–624
Stockey, R. A., Rothwell, G. W., and Johnson, Kirk R. 2007. "Cobbania corrugata gen. et comb. nov. (Araceae): a floating aquatic monocot from the Upper Cretaceous of western North America." American Journal of Botany, 94, (4) 609–624. https://doi.org/10.3732/ajb.94.4.609.