condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 7.604466666666667 0.0 22.8134 Fertile Leaflet with Sori 0.3814866666666667 0.0 1.14446 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 0.0 0.0 0.0 Rhizome 0.045047000000000004 0.0 0.135141 Crozier 0.0 0.0 0.0 Young Root 0.0 0.0 0.0 Mature Root 0.16205166666666668 0.0 0.376908