Table 5 Correlated responses to selection for larger (Up) and smaller (Down) flower sizes and their significance values (one-tailed, two-sample t-test)

From: Rapid response to artificial selection on flower size in Phlox

  

1998

1999

  

Response (mm)

P

Response (mm)

P

Up

Stigma–anther distance

0.056

0.384

0.432

0.021

 

Tube length

−0.080

0.352

−0.524

0.008

Down

Stigma–anther distance

0.593

<0.001

  
 

Tube length

−1.455

<0.001