condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.70626 0.0 2.11878 Fertile Leaflet with Sori 2.24635 0.7915 4.24259 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