condition mean min max Sterile Leaflet 3.3740349999999997 0.515365 5.24867 Fertile Leaflet with Sori 0.7727970000000001 0.140027 1.39253 Primary Rachis 0.32724000000000003 0.188118 0.446402 Secondary Rachis 0.0 0.0 0.0 Petiole 0.801313 0.139586 1.46856 Crozier 0.6103746666666666 0.445059 0.700008 Root 0.310054 0.161697 0.435178