condition mean min max Sterile Leaflet 1.8655490000000001 0.0 5.24389 Fertile Leaflet with Sori 3.3724323333333333 0.172087 6.36784 Primary Rachis 0.05611633333333333 0.0 0.168349 Petiole 0.108839 0.0 0.326517 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0