condition mean min max Sterile Leaflet 0.8249646666666667 0.664555 0.981712 Fertile Leaflet with Sori 0.7763336666666667 0.402528 1.32758 Primary Rachis 1.712253 0.822469 2.74576 Secondary Rachis 0.870599 0.548251 1.07356 Petiole 2.60038 1.23655 5.15081 Rhizome 2.58656 1.84736 3.20372 Root 0.0 0.0 0.0