condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.224745 0.0 0.674235 Crozier 0.0 0.0 0.0 Rhizome 5.122672333333333 0.958917 8.00024 Stolon 0.0 0.0 0.0 Stolon with Root 2.781253 0.394379 5.00061