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 9.19393 0.0 25.2671 Stolon 0.0 0.0 0.0 Stolon with Root 5.170450000000001 1.24696 12.3648