condition mean min max Sterile Leaflet 17.669666666666668 7.4615 33.1578 Fertile Leaflet with Sori 27.028399999999998 22.6881 31.3966 Primary Rachis 0.217334 0.200147 0.24638 Secondary Rachis 1.6379486666666667 0.377456 2.97325 Petiole 0.1750342 0.0586046 0.281245 Crozier 0.450334 0.195653 0.90971 Root 1.004577 0.444712 1.83414