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Table 7 Description of progeny from OP of hybrid 33

From: A Eurasia-wide polyploid species complex involving 6x Trifolium ambiguum, 2x T. occidentale and 4x T. repens produces interspecific hybrids with significance for clover breeding

Plant number

Descriptiona

PSb %

Seed-setc

Fate

33OP-1

Stoloniferous Nodal roots 2n = 51

45

Self 43 seeds/19 infl

Used in breeding

xRET 20 seeds/3 infl

OP 19 seeds/11 infl

RETx 30 seeds/3 infl

33OP-3

Stoloniferous Nodal roots

11

ND

Died

33OP-11

Horizontal stems Basal nodal roots

31

Self 2 seeds/7 infl

Not used

33OP-12

Horizontal stems Damaged as seedling

2

ND

Not used

33OP-13

Stoloniferous Nodal roots Rl

 

ND

Not used

33OP-14

Horizontal stems Basal nodal roots, short rhizomes 2n = ~ 56

37

Self 11 seeds/7 infl

Progeny obtained

xRET 8 seeds/10 infl

xAMH 5 seeds/3 infl

33OP-15

Horizontal stems Basal nodal roots

60

Self 1seed/3 infl

xRET 1 sm seed/1 infl

Progeny obtained

33OP-16

Stoloniferous Nodal roots Rld

42

Self 3 seeds/2 infl

xRET 13 seeds

Progeny obtained

33OP-17

Horizontal stems Rhizomes

Did not flower Died

33OP-18

Stoloniferous Nodal roots

2

ND

No progeny

33OP-19

Stoloniferous Nodal roots

7

Self 0 seeds/9 infl

No progeny

33OP-20

Stoloniferous Nodal roots Terminal flowering

8

Self 2 small seeds/10 infl

No progeny

  1. a Rl, Rld red leaf and diffuse red leaf phenotypes; bPS, pollen staining; cSeed sets: Self, after self-pollination; xRET, after pollination with T. repens; OP, after open pollination; RETx, after pollinating T. repens; xAMH, after pollination with 6x T. ambiguum; ND, not determined