condition mean min max Sterile Frond 1.627964 0.128432 2.9782 Fertile Frond 4.879363333333333 2.15809 9.72439 Young Stem with Root 6.5158700000000005 3.99371 10.0669 Mature Stem with Root 5.31823 2.28637 9.14323 Root 2.35948 1.67886 3.66583