condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.910553333333333 0.0 8.73166 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.18657733333333335 0.0 0.559732 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 0.0 0.0 0.0 Mature Root 0.0 0.0 0.0