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Table 1 Phenotypic classes observed in the screening of the TILLING collection.

From: An Italian functional genomic resource for Medicago truncatula

Phenotypic class

Number of

Frequency

 

mutated plants

(%)

Seedling stage

  

Albino

30

0.40

Chlorotic

48

0.64

Pale green

34

0.43

Short and compact root

62

0.87

Deformed root (growth-arrested)

84

1.26

Arrested embryos

781

12.3

Adult plant stage

  

Plant morphology

  

Stunted growth

145

5.66

Very stunted growth

27

1.05

Extreme dwarf, deformed shoots

2

0.08

Extreme dwarf

41

1.6

Extreme short internode

4

0.16

Short internode

4

0.16

Erect stem

1

0.04

Curled stem

2

0.08

Leaf morphology

  

Small leaves

15

0.58

Abnormal leaf senescence

4

0.16

Deformed leaves

24

0.94

Partially unifoliate leaves

1

0.04

Pigmentation

  

Purple leaves

1

0.04

Pale green leaves

4

0.16

No leaf mark

9

0.35

  1. 7229 seeds for the seedling stage and 2560 plants for the adult stage were screened.