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 0.2612156666666667 0.0 0.783647 Stolon 0.13329366666666667 0.0 0.205041 Stolon with Root 4.3976 0.0 13.1928