condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.2945466666666667 0.0 6.88364 Fertile Leaflet with Sori 0.08373966666666667 0.0 0.251219 Primary Rachis 0.5870753333333333 0.0 1.05348 Secondary Rachis 0.0 0.0 0.0 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