Raúl E. Alcalá and César A. Domínguez. 2005. Differential selection for carnivory traits along an environmental gradient in Pinguicula moranensis. Ecology 86:26522660.
Appendix B (Table B1). Analysis of covariance of the effects of population, rosette area, and prey capture on the production of floral buds of the carnivorous plant Pinguicula moranensis.