condition mean min max Sterile Frond 1.147716 0.124231 3.17736 Fertile Frond 1.94899 0.0 4.29751 Young Stem with Root 0.43684666666666666 0.0 1.31054 Mature Stem with Root 0.498917 0.129318 1.05161 Root 3.755939666666667 0.361143 10.2048