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 0.010367266666666666 0.0 0.0311018 Rhizome 0.141809 0.0 0.425427 Stolon 0.010650533333333332 0.0 0.0319516 Stolon with Root 7.259092999999999 0.529729 12.5613