	observed_species	chao1	PD_whole_tree
PC.636	46.0	101.111111111	5.07247
PC.635	68.0	272.428571429	6.04909
PC.356	62.0	148.25	4.3649
PC.481	67.0	214.333333333	5.68041
PC.354	47.0	213.5	4.0777
PC.593	41.0	87.4285714286	4.59137
PC.355	47.0	113.0	3.94993
PC.607	61.0	176.0	6.1759
PC.634	50.0	130.142857143	5.66206