condition mean min max Sterile Leaflet 35.9801 0.0 66.6472 Fertile Leaflet with Sori 34.60606666666667 0.0 65.4064 Primary Rachis 2.4602823333333337 0.0 6.63576 Petiole 0.610382 0.0 1.50028 Root 0.0 0.0 0.0