condition mean min max Sterile Leaflet 0.397819 0.190728 0.652507 Fertile Leaflet with Sori 0.271554 0.105049 0.496471 Primary Rachis 3.346416666666667 1.81064 5.35207 Secondary Rachis 1.5899400000000001 1.23333 1.85904 Petiole 4.06145 2.52329 6.21516 Crozier 0.9447840000000001 0.630502 1.10596 Root 0.27023 0.215924 0.355468