condition mean min max Sterile Frond 33.59303333333334 21.9068 47.6846 Fertile Frond 39.9844 31.1708 53.4134 Young Stem with Root 33.6044 18.288 51.5516 Mature Stem with Root 32.95706666666666 21.6105 48.6992 Root 38.4981 23.4285 47.8756