condition mean min max Sterile Leaflet 0.5479813333333333 0.0 1.05209 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.64598 0.0 1.26532 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 8.846233333333332 0.0 26.5387