condition mean min max Sterile Leaflet 19.8847 5.5622 35.3264 Fertile Leaflet with Sori 18.399453333333334 4.03356 39.3126 Primary Rachis 1.0747 0.0 3.2241 Petiole 0.0 0.0 0.0 Root 0.0 0.0 0.0