condition mean min max Sterile Leaflet 4.2208 0.0 12.6624 Fertile Leaflet with Sori 3.9456866666666666 0.0 8.46459 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 0.0 0.0 0.0