condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0317001 0.0 0.0951003 Primary Rachis 1.212394 0.366776 2.6759 Petiole 0.6834600000000001 0.0 2.05038 Crozier 0.0 0.0 0.0 Rhizome 1.2627076666666666 0.767504 2.04852 Root 4.005613333333334 1.4568 6.19539