Table 1.

Morphometric analysis of L. perenne karyotype

Chromosome No.	%LR ± SEa	Molecular size of chromosome (Mbp)b	IC ± SEc	Classification of chromosomed
1	17.93 ± 0.30	470.30	46.92 ± 0.45	m
2	16.39 ± 0.28	429.90	46.60 ± 0.53	m
3	15.50 ± 0.24	406.56	36.44 ± 0.96	sm
4	14.07 ± 0.20	369.03	47.68 ± 0.28	m
5	12.94 ± 0.26	339.41	38.21 ± 0.56	m
6	12.30 ± 0.14	322.62	36.60 ± 0.78	sm
7	10.83 ± 0.16	284.07	34.93 ± 0.81	sm

^a%L^R (%relative length) = Length of a chromosome/Total haploid chromosome length x 100

^bBased on reported genome size estimation [18]

^cI^C(centromeric index) = Length of short arm/Chromosome length x 100

^dAs previously reported [2]