condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.32266 0.0 0.578086 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 2.75276 0.0 5.98811 Crozier 0.0 0.0 0.0 Rhizome 19.052293333333335 6.41058 33.3177 Stolon 0.14425833333333335 0.0 0.432775 Stolon with Root 12.356993333333333 7.62148 17.0267