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 2.0315666666666665 0.0 4.36227 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0162003 0.0 0.0486009 Petiole 0.0 0.0 0.0 Meristem 0.0 0.0 0.0 Rhizome 0.008990666666666666 0.0 0.026972 Crozier 0.0 0.0 0.0 Young Root 0.0 0.0 0.0 Mature Root 0.008958966666666667 0.0 0.0268769