Table 2.

Results of Analyses of Variance on Linear Models of Number of Co-Option Events Based on Ancestral Leaf Abundance (ala), Leaf/Root Ratio, and Gene Family Identity (family), with Co-Opted Genes Identified with Different rpkm Thresholds.

rpkm Threshold	300	300	300	500	500	500	1,000	1,000	1,000	1,500	1,500	1,500
Factors	ala	Leaf/Root	Family	ala	Leaf/Root	Family	ala	Leaf/Root	Family	ala	Leaf/Root	Family
P-value	0.00	0.52	0.38	0.00	0.57	0.56	0.00	0.88	0.21	0.01	0.77	0.10
df	1, 42	1, 42	13, 42	1, 42	1, 42	13, 42	1, 42	1, 42	13, 42	1, 42	1, 42	13, 42
F-statistics	17.07	0.78	0.95	12.65	0.32	0.90	14.46	0.21	1.37	8.29	0.0.09	1.71

Note.—df, degrees of freedom. For each variable, the degrees of freedom for the residuals are given after the comma.