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 3.5796723333333333 0.277167 8.03299 Stolon 0.0 0.0 0.0 Stolon with Root 22.052216666666666 5.95385 30.5073