condition mean min max Sterile Frond 8.866282 0.587546 24.6279 Fertile Frond 11.288913333333333 1.63386 29.0213 Young Stem with Root 5.1075099999999996 0.5947 12.3302 Mature Stem with Root 14.817100333333334 0.491911 41.426 Root 19.109704 0.865832 48.2467