condition mean min max Sterile Frond 17.361033333333335 15.2869 18.7432 Fertile Frond 20.5844 16.5845 27.0494 Young Stem with Root 24.928066666666666 16.4732 35.2541 Mature Stem with Root 23.1588 20.9491 24.4149 Root 17.477800000000002 14.5079 22.1476