condition mean min max Sterile Leaflet 1.7669343333333332 0.314283 2.55732 Fertile Leaflet with Sori 4.0304633333333335 1.01667 9.51083 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.9181573333333334 0.868155 0.990652 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0