condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 1.8019833333333333 0.0 5.40595 Fertile Leaflet with Sori 1.970497 0.236651 3.87137 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