condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 3.9305333333333334 0.0 11.7916 Fertile Leaflet with Sori 0.08132133333333333 0.0 0.243964 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0