condition mean min max Sterile Frond 1.2056689999999999 0.654687 1.72738 Fertile Frond 1.5187783333333333 0.893845 1.84783 Young Stem with Root 1.67346 1.31657 2.07104 Mature Stem with Root 2.31583 1.99213 2.53083 Root 1.9412 1.44002 2.30608