condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.191269 0.0 0.297055 Rhizome 0.8814633333333334 0.0 2.64439 Root 3.2817819999999998 0.0 9.26643