condition mean min max Sterile Leaflet 0.297616 0.0 0.527284 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 2.008663 0.554209 3.42208 Rhizome 0.0 0.0 0.0 Stolon 0.994008 0.325324 2.05233 Stolon with Root 0.48243566666666665 0.0 0.893761