condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.4546733333333333 0.0 1.36402 Fertile Leaflet with Sori 2.406066666666667 0.0 7.2182 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.17925899999999997 0.0 0.537777 Petiole 0.0 0.0 0.0 Meristem 0.0 0.0 0.0 Rhizome 0.07160799999999999 0.0 0.214824 Crozier 0.0 0.0 0.0 Young Root 0.0 0.0 0.0 Mature Root 0.0 0.0 0.0