condition mean min max Sterile Leaflet 0.03183573333333333 0.0 0.0496676 Fertile Leaflet with Sori 0.375794 0.146396 0.819554 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0672293 0.0 0.13719 Petiole 0.073612 0.0 0.220836 Crozier 0.0 0.0 0.0 Root 8.34388 1.07043 22.3351