condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.504711 0.369633 0.759599 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 7.656646666666666 0.0 17.0722 Crozier 0.14180633333333334 0.0 0.425419 Rhizome 40.042699999999996 21.3695 67.3121 Stolon 0.4270233333333333 0.0 1.28107 Stolon with Root 30.3736 21.1092 48.6855