Table 1.

Tests for the presence of a phylogenetic signal in global DNA cytosine methylation (percent of total cytosines that are methylated) and genome size (C-value) in the sample of angiosperm species studied. Statistical significance was evaluated with randomization tests.

Phylogenetic signal index	Global DNA cytosine methylation (N = 54 species)		C-value (N = 42 species)
	Statistic	p-value	Statistic	p-value
Moran'sI	0.037	0.0071	−0.008	0.16
Abouheif's Cmean	0.319	0.0008	0.106	0.078
Blomberg's K	0.392	0.0006	0.411	0.015
Pagel's λ	0.877	0.0003	0.999	0.0002