condition mean min max Young Sterile Leaflet 1.1657933333333335 0.0 3.49738 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0066618 0.0 0.0199854 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 3.829210333333333 0.788941 8.59267 Rhizome 0.06363766666666666 0.0 0.190913 Crozier 2.6774880000000003 0.997444 3.80852 Young Root 1.08236 0.430956 2.37244 Mature Root 0.20981286666666668 0.0189483 0.529854