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 0.43393 0.0 1.30179 Stolon 0.0 0.0 0.0 Stolon with Root 2.9663999999999997 0.0 6.89441