condition mean min max Sterile Leaflet 0.30750933333333336 0.0 0.652247 Fertile Leaflet with Sori 4.8493200000000005 4.10045 6.3261 Rhizome 0.7623000000000001 0.0 2.2869 Root 3.6678306666666662 0.0 10.3905