condition mean min max Sterile Leaflet 3.453734 0.665102 7.99995 Fertile Leaflet with Sori 1.1232343333333334 0.0 2.68758 Primary Rachis 1.5099 0.0 2.45072 Petiole 0.0 0.0 0.0 Root 0.23847933333333335 0.0 0.715438