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Table 2 Phylogenetic signal tests

From: Early consequences of allopolyploidy alter floral evolution in Nicotiana (Solanaceae)

Floral trait Blomberg’s K Randomization test (H0: no signal) Pagel’s λ H0: no signal
PC1 0.549 p = 0.002 0.857 p = 0.00013
PC2 0.786 p = 0.001 0.99995 p = 3.4 × 10−5
Tube length 0.275 p = 0.213 6.61 × 10−5 p = 1
Tube width 0.790 p = 0.002 0.918 p = 1.68 × 10−5