Limiting Factors for Seed Production and Phenotypic Gender in the Gynodioecious Species Echium vulgare (Boraginaceae)

Abstract

Peter G. L. Klinkhamer, Tom J. de Jong, Henk W. Nell, Limiting Factors for Seed Production and Phenotypic Gender in the Gynodioecious Species Echium vulgare (Boraginaceae), Oikos, Vol. 71, No. 3 (Dec., 1994), pp. 469-478