condition mean min max Sterile Frond 0.23334273333333333 0.0 0.614947 Fertile Frond 3.1759566666666665 0.93433 5.37958 Young Stem with Root 19.949316 0.158348 31.3652 Mature Stem with Root 0.915059 0.394449 1.95082 Root 1.015622 0.218182 1.94653