condition mean min max Young Sterile Leaflet 0.23040633333333335 0.0 0.691219 Mature Sterile Leaflet 1.7550966666666667 0.0 5.26529 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.077 0.0 0.231 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