condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 4.4976666666666665 0.0 13.493 Fertile Leaflet with Sori 6.319601333333334 0.431854 11.2262 Petiole 0.16305 0.0 0.375801 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