condition mean min max Sterile Frond 3.99781 3.01817 4.76753 Fertile Frond 4.48761 3.6188 5.94282 Young Stem with Root 4.8822 3.89189 6.37139 Mature Stem with Root 5.240653333333333 4.99673 5.66585 Root 4.507663333333333 4.10474 4.98733