condition mean min max Sterile Frond 4.515256666666667 2.42048 7.16139 Fertile Frond 4.76922 4.55583 5.03949 Young Stem with Root 5.41601 2.1987 9.9115 Mature Stem with Root 9.36429 3.48569 19.0234 Root 2.71006 1.61051 4.11529