condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 1.027712 0.844386 1.23321 Secondary Rachis 0.6128720000000001 0.0 1.50018 Petiole 3.7276143333333334 0.362663 6.82848 Rhizome 1.8428 0.0 4.26385 Root 0.0 0.0 0.0