condition mean min max Sterile Leaflet 3.6193000000000004 0.0 10.8579 Fertile Leaflet with Sori 1.1871383333333334 0.0 3.27117 Primary Rachis 0.077693 0.0 0.233079 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0