TABLE 2

Floral trait QTLs mapped in two independent experimental F2 populations derived from a M. lewisii × M. cardinalis cross

TraitLinkage groupEXP1 PVE (%)EXP2 PVE (%)
AttractionAnthocyanin concentration (A510)BL33.5ND
BC21.5ND
Carotenoid concentration (A450)DC88.383.0
Corolla width (mm)AC25.79.1
CL68.711.3
Lateral petal width (mm)BL42.417.9
BC41.219.4
HC25.213.5
RewardNectar volume (μl)BL48.933.2
BC53.133.1
EfficiencyStamen length (mm)BL27.710.2
BC27.512.5
DC21.317.6
EL18.714.6
Pistil length (mm)DC43.933.1
EL51.949.6
  • The magnitudes of presumably homologous QTLs detected in two different mapping experiments are shown. EXP1 refers to QTLs mapped previously (Bradshaw et al. 1995). EXP2 is the current experiment, for which complete QTL data are given in Table 1. ND, not detected.