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 6.266438333333334 0.317895 16.7707 Stolon 0.0 0.0 0.0 Stolon with Root 0.23423633333333335 0.0 0.702709