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 1.5415433333333333 0.0 4.62463 Stolon 0.08473233333333334 0.0 0.254197 Stolon with Root 5.128283 0.361999 8.58692