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 4.4633503333333335 0.211401 11.5052 Stolon 0.0 0.0 0.0 Stolon with Root 0.04778433333333334 0.0 0.143353