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 0.42879 0.0 1.28637 Crozier 0.0 0.0 0.0 Rhizome 3.08247 1.64672 5.12888 Stolon 0.14933933333333335 0.0 0.448018 Stolon with Root 1.3277096666666666 0.0 3.24917