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 2.0567626666666667 0.884298 3.62625 Petiole 0.0 0.0 0.0 Crozier 1.465651 0.735803 2.88492 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0