condition mean min max Sterile Leaflet 15.873933333333333 0.0 47.6218 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.875321 0.0 2.12549 Petiole 6.1470503333333335 0.0 18.0612 Crozier 12.036900000000001 0.0 18.5732 Rhizome 0.71941 0.0 2.15823 Stolon 0.3138783333333333 0.0 0.491314 Stolon with Root 0.0 0.0 0.0