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 0.21359933333333334 0.0 0.640798 Crozier 0.0 0.0 0.0 Rhizome 6.462033333333333 0.0 19.3861 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0