condition mean min max Sterile Leaflet 0.11729466666666667 0.0 0.201377 Fertile Leaflet with Sori 1.923144 0.220322 3.50007 Primary Rachis 0.012251433333333332 0.0 0.0367543 Secondary Rachis 0.1821028 0.0517874 0.337996 Petiole 0.03495 0.0 0.10485 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0