condition mean min max Sterile Leaflet 0.0037070000000000002 0.0 0.011121 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.08676583333333333 0.0204035 0.162946 Secondary Rachis 0.11418103333333333 0.0423861 0.160645 Petiole 0.1133438 0.0171344 0.219965 Crozier 2.1389833333333335 1.27473 2.64749 Root 0.0 0.0 0.0