condition mean min max Sterile Leaflet 0.5078640000000001 0.0 1.12603 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.21864033333333333 0.0 0.363483 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.398728 0.0 0.622324 Root 3.685573666666667 0.502414 9.72887