condition mean min max Sterile Leaflet 0.17287833333333333 0.0 0.518635 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 0.0 0.0 0.0 Stolon 0.15406899999999998 0.0 0.462207 Stolon with Root 2.1809163333333332 0.418249 3.10761