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Table 1 The number of 5S and 45S rDNA loci in different species

From: Cytogenetic relationships among Citrullus species in comparison with some genera of the tribe Benincaseae (Cucurbitaceae) as inferred from rDNA distribution patterns

Species

2n

No. of 5S rDNA loci (Chromosome(s) bearing 5S rDNA)

No. of 45S rDNA loci (Chromosome(s) bearing 45S rDNA)

Citrullus lanatus subsp. vulgaris

22

1 (8)

2 (4, 8)

C. lanatus subsp. mucosospermus

22

1 (8)

2 (4, 8)

C. colocynthis

22

1 (8)

2 (4, 8)

C. lanatus subsp. lanatus

22

2 (8, ?)

1 (4)

C. ecirrhosus

22

2 (8, ?)

1 (4)

C. rehmii

22

1 (8)

1 (4)

Acanthosicyos naudinianus

24

1 (?)

2 (?, ?)

Lagenaria siceraria

22

1

2

Zehneria mariothii

24

1

2

Melothria pendula

24

1

2

Cucumis metuliferus

24

1

2

Benincasa fistulosa

24

2

2

Coccinia sessilifolia

24

1

3

Diplocyclos palmatus

24

1

3

Cucumis sativus

14

1

5