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 0.16088833333333333 0.0 0.482665 Stolon 0.0 0.0 0.0 Stolon with Root 3.2002033333333335 0.0 6.91933