Research Article

Genome Size Is a Strong Predictor of Root Meristem Growth Rate

Table 1

Genome size, elongation zone length, and root tip velocity for eight species of eudicots. Data are the means SE of at least seven replicates.

SpeciesGenome sizeElongation zone lengthRMGR
(1C-value - Gbp) ( m)( m )

Citrullus vulgaris0.45
Cucurbita pepo0.55
Brassica rapa0.80
Lycopersicon esculentum1.01
Cosmos bipinnatus1.52
Cosmos sulphureus2.94
Capsicum annuum3.92
Capsicum frutescens5.88