Inbreeding depression in Campanula rapunculoides L. I. A comparison of inbreeding depression in plants derived from strong and weak self-incompatibility phenotypes

autoesterilidad campanula endogamia fenotipos fleur flores flowers germination graine growth period health inbreeding inbreeding depression madre maternal effects mating systems mere mothers outcrossing phenotypes polen pollen production de semences salud seed seed production seeds semence semilla semillas sistemas de apareamiento