condition mean min max Sterile Leaflet 4.596997666666667 0.951203 7.82652 Fertile Leaflet with Sori 2.37237 1.70556 2.84688 Primary Rachis 0.9489837 0.0465721 2.04907 Secondary Rachis 0.893963 0.425199 1.25212 Petiole 1.010437 0.311361 1.36447 Crozier 7.75793 3.18597 15.9357 Root 0.2947318 0.0439624 0.556472