condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.012614599999999998 0.0 0.0378438 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0149054 0.0 0.0447162 Rhizome 0.48560633333333336 0.0 1.26015 Root 2.7409540000000003 0.630282 5.45769