condition mean min max Sterile Frond 0.33043 0.0 0.712152 Fertile Frond 8.83283 6.8936 12.3383 Young Stem with Root 19.991813333333333 2.65302 50.1359 Mature Stem with Root 162.85856666666666 35.487 382.039 Root 330.817 138.469 625.38