condition mean min max Sterile Leaflet 0.7506366666666667 0.0 2.25191 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 4.892926666666667 0.0 10.1343 Rhizome 0.317817 0.0 0.953451 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0