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 2.201703333333333 0.0 6.60511 Stolon 0.0 0.0 0.0 Stolon with Root 0.6462433333333334 0.0 1.93873