condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.10090266666666665 0.0 0.302708 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 1.9881 0.0 3.4698 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0