condition mean min max Sterile Leaflet 0.296512 0.0 0.889536 Fertile Leaflet with Sori 0.7756326666666666 0.0 1.59831 Primary Rachis 0.0 0.0 0.0 Petiole 0.293979 0.0 0.450644 Crozier 10.964923333333333 8.25517 12.8177 Rhizome 2.52242 0.0 3.96454 Root 1.5181580000000001 0.476258 3.12053