condition mean min max Sterile Leaflet 3.6721 0.0 11.0163 Fertile Leaflet with Sori 3.7045 0.0 11.1135 Primary Rachis 1.5586478 0.0 4.58852 Petiole 1.9284676666666667 0.0 5.43503 Root 0.0 0.0 0.0