condition mean min max Sterile Leaflet 3.2795733333333335 2.76843 4.25283 Fertile Leaflet with Sori 4.951957999999999 0.734664 7.15618 Petiole 1.144148 0.729914 1.60351 Crozier 10.55978 4.76688 18.6537 Rhizome 1.184399 0.0 2.58813 Root 2.0706504333333333 0.0569113 4.02752