condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 1.9685066666666666 0.0 4.59531 Stolon 0.0 0.0 0.0 Stolon with Root 1.2395933333333333 1.19205 1.29127