condition mean min max Sterile Frond 4.147697666666667 0.0 11.5949 Fertile Frond 10.441319 0.0 31.202 Young Stem with Root 0.18716733333333332 0.0 0.561502 Mature Stem with Root 0.18726399999999999 0.0 0.561792 Root 0.296766 0.0 0.464285