condition mean min max Sterile Frond 144.7029 60.7307 263.639 Fertile Frond 149.38806666666667 89.5072 210.601 Young Stem with Root 141.37573333333333 88.0152 212.107 Mature Stem with Root 87.5656 47.8407 117.764 Root 124.3113 61.8969 184.334