condition mean min max Sterile Leaflet 3.5259033333333334 0.0 9.40412 Mature Sterile Leaflet 0.09453600000000001 0.0 0.283608 Fertile Leaflet with Sori 0.06688466666666666 0.0 0.200654 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0