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 5.9825506666666675 0.183476 17.3607 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0