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 2.8082656666666668 0.717367 6.09703 Rhizome 0.7564934 0.0220052 2.03129 Stolon 6.04179 3.19278 10.4413 Stolon with Root 1.9097633333333333 0.62863 3.29398