condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.256533666666667 0.0 6.62166 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0109762 0.0 0.0329286 Petiole 0.0 0.0 0.0 Meristem 0.31657266666666667 0.0 0.774597 Rhizome 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Young Root 0.0 0.0 0.0 Mature Root 0.0 0.0 0.0