condition mean min max Young 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 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.041871 0.0 0.125613 Petiole 0.0 0.0 0.0 Meristem 0.0 0.0 0.0 Rhizome 0.095878 0.0 0.287634 Crozier 0.059311333333333334 0.0 0.177934 Young Root 0.121332 0.0 0.363996 Mature Root 4.487335333333333 0.640426 7.68581