condition mean min max Sterile Leaflet 0.025962433333333337 0.0 0.0778873 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.003916133333333334 0.0 0.0117484 Secondary Rachis 0.012894999999999998 0.0 0.038685 Petiole 0.0 0.0 0.0 Rhizome 0.004813133333333333 0.0 0.0144394 Root 9.961717199999999 0.0867723 29.6984