condition mean min max Sterile Leaflet 1.8535166666666667 1.30142 2.21213 Fertile Leaflet with Sori 1.104509 0.415163 2.15029 Petiole 2.45544 1.30301 3.65196 Crozier 4.395193333333333 2.11026 6.16623 Rhizome 0.7144705 0.0457115 1.93586 Root 0.312716 0.217294 0.388938