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 0.05641433333333333 0.0 0.117631 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.008513433333333332 0.0 0.0255403 Meristem 8.845916666666668 1.94234 22.1721 Rhizome 18.8244194 0.0276582 38.1657 Crozier 7.081946666666667 2.68871 12.6546 Young Root 0.07448300000000001 0.0 0.223449 Mature Root 0.1855989 0.0668787 0.279849