condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 1.0807966666666666 0.0 3.24239 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.092061 0.0 0.276183 Petiole 0.0 0.0 0.0 Meristem 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Young Root 0.2528646666666667 0.0 0.758594 Mature Root 4.211979 0.0 12.2979