	observed_species	chao1	PD_whole_tree
PC.636	50.0	150.428571429	5.27696
PC.635	70.0	262.5	6.48507
PC.356	62.0	230.0	4.34813
PC.481	63.0	488.0	5.40737
PC.354	46.0	151.0	4.28987
PC.593	38.0	88.0	4.02771
PC.355	44.0	121.5	3.6124
PC.607	54.0	159.857142857	5.71198
PC.634	47.0	89.0	5.75946