Table 2.

Richness and α diversity indices for root, phloem, and bark samples of Durango and Arizona pines.

Host	Tissue	Good’s coverage (%)a	Observed OTUs97%,a	Chao1a	Simpsona	Shannona	PDa,b
Durango pine	Root	94	25	116	0.56	2.1	1.77
	Phloem	96	20	46	0.48	1.79	1.21
	Bark	63	144	529	0.96	6.25	9.38
Arizona pine	Root	93	29	111	0.58	2.25	2.56
	Phloem	94.5	21	104	0.48	1.77	1.11
	Bark	74	97	443	0.91	4.89	7.17

^aMean values between two biological replicates for each tissue, except in bark of Arizona pine. ^bPhylogenetic diversity index.