Table 1. Characteristics of 20 melon varieties used for developing the melon DNA fingerprinting core SSRs.

No.	Name	Systematics	Fruit shape	Rind features	Flesh color	Fruit weight (g)	Soluble solid content (Brix)
1	Little Melon (wild)	C. melo ssp. agrestis	Round	Green	White	15.63	5
2	Play Melon	C. melo ssp. dudaim	Round	Yellow	Yellow	43.11	12.5
3	Qingpi Caigua No.1	C. melo ssp. flexuosus	Elongated	Green	White	360.09	5.4
4	Huapi Sushaogua	C. melo ssp. conomon	Elongated	Green, dark green stripes	Green	176.62	8.2
5	Heipi Sugua	C. melo ssp. conomon	Elongated	Dark green	Green	730.49	3.3
6	No.20	C. melo ssp. conomon	Oblate	Green	White	153.7	6.2
7	3-2-2	C. melo ssp. conomon	Oblong	Green, white stripes	White	261.24	12.3
8	7-1-1-2	C. melo ssp. conomon	Oblong	Green, dark green stripes	Green	215.32	7.7
9	13-4-6-1	C. melo ssp. conomon	Oblong	Yellow, white stripes	White	334.82	8.6
10	16-8-1-1	C. melo ssp. conomon	Oblong	Yellow, white stripes	Orange	307.45	9.5
11	Tianshuai (parent)	C. melo ssp. conomon	Oblong	White	White	198.83	9.2
12	Bailangua	C. melo ssp. melo	Round	White	Green	536.54	11.5
13	Tiedanzi	C. melo ssp. melo	Round	Orange	Green	388.75	11.3
14	Hongxincui	C. melo ssp. melo	Oblong	Grey-white	Red orange	803.21	12.8
15	Kalakesai	C. melo ssp. melo	Round	Green, dark green stripes	Red orange	613.05	12.1
16	PMR45	C. melo ssp. melo	Round	Densely netted	Red orange	353.92	12.3
17	TopMark	C. melo ssp. melo	Round	Densely netted	Orange	388.04	6.2
18	WI998	C. melo ssp. melo	Oblate	Orange, netted	Red orange	374.26	7.3
19	Elizabeth Male Parent	C. melo ssp. melo	Round	Yellow	Green	188.88	12.3
20	Yourangsika	C. melo ssp. melo	Round	Orange, crazing	White	222.76	10.6