condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 3.704266666666667 0.0 11.1128 Fertile Leaflet with Sori 0.6615806666666667 0.0 1.6148 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