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 0.07320033333333333 0.0 0.219601 Petiole 0.052712 0.0 0.158136 Crozier 0.0 0.0 0.0 Rhizome 2.2622066666666667 0.0 5.71015 Stolon 0.0 0.0 0.0 Stolon with Root 0.066987 0.0 0.200961