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 0.6520566666666666 0.0 1.95617 Stolon 0.0 0.0 0.0 Stolon with Root 2.92027 0.0 6.52511