Table 2. Relationship between locus numbers and cM.

Chromosome	Arm	Locus numbersa	cM	Loci/cM
1	Both	8,000	122	66
	a	3,945	57	69
	b	4,055	65	62
2	Both	4,894	77	64
	a	920	13	71
	b	3,974	64	62
3	Both	6,297	96	66
	a	3,755	54	70
	b	2,542	42	61
4	Both	4,691	76	62
	a	771	8	96
	b	3,920	68	58
5	Both	6,896	98	70
	a	3,005	42	72
	b	3,891	56	70
Combined	Total	30,778	469	66

^aBased on TAIR 7.0 genome release (www.arabidopsis.org).