condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.172208 0.0 0.516624 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 0.29105499999999995 0.0 0.723362 Rhizome 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Young Root 0.15019966666666668 0.0 0.450599 Mature Root 4.210506333333333 0.137689 11.7308