condition mean min max Sterile Frond 12.430499000000001 0.772697 26.0421 Fertile Frond 12.64751 1.03473 21.7638 Young Stem with Root 30.786579999999997 0.91094 70.4511 Mature Stem with Root 20.53558 6.75934 43.907 Root 5.236646666666666 2.17358 10.6551