condition mean min max Sterile Leaflet 0.649612 0.189816 1.48297 Fertile Leaflet with Sori 0.6896514 0.0857562 1.04222 Petiole 4.80361 2.36798 6.04255 Crozier 0.057418 0.0 0.172254 Rhizome 0.7830856666666667 0.534948 0.911161 Root 1.3451833333333334 0.802672 2.29024