condition mean min max Sterile Leaflet 0.5690096666666666 0.123528 1.11755 Fertile Leaflet with Sori 1.2753160000000001 0.447238 1.75438 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 3.725783 0.635229 8.55275 Petiole 0.08775333333333334 0.0 0.134575 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0