condition mean min max Sterile Frond 5.272294666666666 0.0 15.3453 Fertile Frond 6.26176 0.0 10.1573 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 66.17354666666667 0.0 195.967 Root 2.31831 0.0 6.95493