condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.9378406666666665 0.0 2.4633 Petiole 8.8792 0.0 14.015 Crozier 3.9330499999999997 0.0 10.5003 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0