condition mean min max Sterile Frond 2.557643333333333 1.77843 3.59713 Fertile Frond 1.6998046666666666 0.448294 3.31072 Young Stem with Root 1.01698 0.650694 1.67017 Mature Stem with Root 1.142499 0.0 2.6068 Root 1.896396 0.393608 4.07933