condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 4.1601 0.0 12.4803 Fertile Leaflet with Sori 2.4104680000000003 0.0 7.03075 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