condition mean min max Sterile Leaflet 0.20305826666666668 0.0 0.52836 Fertile Leaflet with Sori 2.5257633333333334 1.24497 5.08279 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.16306963333333332 0.0278519 0.252847 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0621065 0.0 0.152501