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 0.251675 0.0 0.755025 Stolon 0.3771 0.0 1.1313 Stolon with Root 12.387907333333333 0.33877 36.4749