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 5.7414776666666665 0.877073 12.721 Stolon 0.0267606 0.0 0.0802818 Stolon with Root 2.2460566666666666 1.8343 2.61973