condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.5547371333333335 0.0 7.6066 Fertile Leaflet with Sori 1.26765 0.144877 3.11072 Petiole 0.005726666666666667 0.0 0.01718 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