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 1.935687 0.410341 4.37318 Stolon 0.0 0.0 0.0 Stolon with Root 1.1999213333333334 0.748539 1.98628