TABLE 3

Summary of significant interactions amongst individually significant QTL

TraitLinkage groupsType of interactionaPhenotypic effectbEffect (%)
Height6 × 15A × A12.52.2
9 × 15D × A17.81.3
9 × 15D × D−22.91.0
No. main stem leaves6 × 15A × A2.43.8
7 × 9A × A−1.21.3
Leaf size5 × 8A × A−46.81.6
5 × 14D × D100.22.2
10 × 14D × A70.51.2
No. branches10 × 17D × A−1.50.8
13 × 17D × A−5.09.3
13 × 17D × D3.0−1.1
16 × 17A × A1.43.7
No. heads8 × 16A × A0.80.8
8 × 17D × A−1.42.2
13a × 17D × A−1.21.1
Disk diameter1 × 8A × A−1.90.4
1 × 14A × A−2.31.0
1 × 17A × A−2.92.1
6 × 14D × A2.71.1
6 × 15A × A2.31.8
6 × 17A × A2.31.3
8 × 14A × A−2.71.8
15 × 17A × A−2.20.3
No. ray flowers8 × 15D × A2.11.8
10 × 12D × A−2.01.9
10 × 15D × A−1.91.5
No. selfed seeds1 × 17A × A38.50.3
8 × 17A × A42.21.0
Achene weight1 × 8A × A−2.32.0
Seed germination12 × 15A × A−14.311.5
  • a A × A = additive × additive; A × D = additive × dominant; D × A = dominant × additive; D × D = dominant × dominant.

  • b Underlined values indicate an interaction with effects in the wrong direction.