condition mean min max Sterile Frond 0.2334658 0.0803174 0.411556 Fertile Frond 1.9590073333333333 0.732505 4.30373 Young Stem with Root 2.927468 0.339454 4.92668 Mature Stem with Root 1.157725 0.549608 2.219 Root 1.698362 0.549986 2.40654