condition mean min max Sterile Leaflet 0.032818 0.0 0.098454 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.4404153333333333 0.0 0.732383 Crozier 0.038327 0.0 0.114981 Rhizome 5.240253333333333 1.69375 12.2673 Stolon 0.0 0.0 0.0 Stolon with Root 2.00594 1.35978 2.6678