Descriptor list details

NPGRL descriptors for rice bean

2018

Descriptors list used at NPGRL to characterize rice bean (Vigna umbellata) accessions. We created this descriptor list based on IPGRI descriptors for mung bean, lima bean, Phaseolus vulgaris, Vigna aconitifolia and pigeonpea; and the RHS colour chart.

Crop
Ricebean
Publisher
Not specified
Version
2018

This is the unique identifier for accessions within a genebank, and is assigned when a sample is entered into the genebank collection

Classification
Characterization descriptor
Data type
Free text

This is the old unique identifier for accessions within the genebank

Classification
Characterization descriptor
Data type
Free text
Classification
Characterization descriptor
Data type
Free text

Date of planting of the crop accessions

Classification
Characterization descriptor
Data type
Free text

Plot number of the accession with reference to planting plan during regeneration and characterization

Classification
Characterization descriptor
Data type
Numeric

Location of the field where the crop was characterized

Classification
Characterization descriptor
Data type
Free text

From sowing to 50% seedling emergence

Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
3Hypogeal(cotyledons remain below the ground)
5Intermediate
7Epigeal(cotyledons are raised above the ground)

Taken at 15 days after emergence

Classification
Characterization descriptor
Data type
Scale
3
4
5
6

Legend:

3
Poor
5
Intermediate
6
Vigorous

Dominant color of the hypocotyl (seedling)

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Light green
2Green
3Red
4Greenish purple
5Purple
6Mixed
7Others(specify)

When first pod changes pattern

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Determinate
2Indeterminate semi-climber
3Indeterminate climber

When first pod changes color

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0None
3Slight
5Intermediate
8Pronounced

Two-leaf stage. Primary leaves are first two post-cotyledonary leaves and occur as pair

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Sessile
2Sub-sessile
3Petiolate

Measured on the terminal leaflet of the third trifoliate

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Round
2Ovate
3Ovatelanceolate
4Lanceolate
5Obovate
6Acute
7Cuneate
8Rhombic
9Deltate
10Hastate
11Lobed

Measured from the terminal leaflet of the fourth node from pulvinus to leaf tip

Classification
Characterization descriptor
Data type
Scale
3
4
5
6
7

Legend:

3
Short (8-11 cm)
5
Intermediate (12–15 cm)
7
Long (>= 16 cm)

Measured from the terminal leaflet of the fourth node from pulvinus to leaf tip

Classification
Characterization descriptor
Data type
Scale
3
4
5
6
7

Legend:

3
Short (7.6-8.5 cm)
5
Intermediate (8.6-11.5 cm)
7
Broad (11.6 – 12.5 cm)

Presence of hair in the leaf

Classification
Characterization descriptor
Data type
Scale
3
4
5

Legend:

3
Glabrous
5
Pubescent

Use the Royal Horticultural Society Colour chart for specifics; recorded at 50% flowering

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Green
2Purple
3Yellow green
4Others

Use the Royal Horticultural Society Colour chart for specifics

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
3Green
5Yellow green
7Purple
9Red Purple
11Green Purple

Use the Royal Horticultural Society Colour chart for specifics

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
3Green
5Yellow Green
7Purple
9Red Purple
11Green Purple

Use the Royal Horticultural Society Colour chart for specifics

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
3Green
5Yellow green
7Purple
9Red Purple
11Green Purple

Recorded for the leaf at fourth node

Classification
Characterization descriptor
Data type
Scale
3
4
5
6
7

Legend:

3
Short (< 12 cm)
5
Medium (12.1–17 cm)
7
Long (>= 18.1 cm)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Green
2Green purple
3Purple
4Dark purple
5Other

Recorded when 50% of pods have dried

Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5
6
7

Legend:

3
Not visibly senescent
5
Slight visible senescence
7
Moderate senescence

Main stem at 50% flowering

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Light green
2Green
3Green-purple
4Purple
5Dark purple
6Other
Classification
Characterization descriptor
Data type
Numeric

Main stem at 50% flowering

Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5
6
7

Legend:

0
Glabrous
3
Puberulent (sparsely pubescent)
5
Moderately pubescent
7
Densely pubescent
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Basal
2Central
3Top
4All over
Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5
6
7

Legend:

0
None
3
Slight
5
Intermediate
7
Heavy

at 50% flowering

Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5
6
7

Legend:

0
None
3
Slight
5
Intermediate
7
Heavy
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Scale
3
4
5
6
7

Legend:

3
Small (1/2 to 2/3 of calyx)
5
Intermediate (equal or slightly longer)
7
Long (1/2 to once longer)
Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5
6
7

Legend:

0
Glabrous
3
low
5
Intermediate
7
High

Use the Royal Horticultural Society Colour chart for specifics

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Yellow
2Yellow green
3Green
4Purple
5Others

Wings and standard of freshly opened flowers. Use the Royal Horticultural Society Colour chart for specifics

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Yellow
2Yellow green
3Green
4Purple
5Others
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Pure white
2White with pink nervation
3Pink
4Orange
5Scarlet
6Violet
7Purple
8Mixed
9White with yellow-green tinge
10Translucent yellow
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Pure white
2White with pink nervation
3Pink
4Orange
5Scarlet
6Violet
7Purple
8Mixed
9Yellow
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0Absent
1Present(sparsely hairy on tip)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
3Upright
5Horizontal
7Others

Mean of 5 randomly selected raceme, at 50% maturity

Classification
Characterization descriptor
Data type
Scale
1
2
3

Legend:

1
One
2
Few (2-3)
3
Many (4 or more)
Classification
Characterization descriptor
Data type
Numeric

At 50% maturity

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Green
2Green-purple
3Purple
4Dark purple
5Other

At 50% maturity

Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5
6
7

Legend:

0
Glabrous
3
Puberulent (sparsely pubescent)
5
Moderately pubescent
7
Densely pubescent
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1White–green
2Light green
3Intermediate green
4Dark green
5Green-purple
6Light purple
7Intermediate purple
8Dark purple
9Others(specify)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Light green
2Intermediate green
3Green
4Dark green
5Yellow green
6Green purple
7Purple
8Dark purple
9Others

Recorded when first pod changes color

Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5

Legend:

0
Glabrous
3
Intermediate
5
Heavily pubescent
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0Absent
1Present
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
3Semi flat
5Flat
7Round
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1White
2Straw
3Buff
4Tan
5Light Brown
6Brown
7Dark brown
8Black
9Others
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
3Pendant
530-90° down from erect
7Erect
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Scale
0
1
2
3
4
5
6
7
8
9

Legend:

0
Absent
1
Very low
3
Low
5
Intemediate
7
High
9
Very high (violent)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0Absent
1Present

At full maturity

Classification
Characterization descriptor
Data type
Scale
3
4
5

Legend:

3
Loose
5
Intermediate
7
Crowded
Classification
Characterization descriptor
Data type
Scale
1
2
3

Legend:

1
Short
2
Medium length
3
Long
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Straight
2Slightly curved
3Curved
4Recurving
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1White
2Light green
3Dark green
4Green-yellow
5Cream-yellow
6Yellow
7Red
8Maroon
9Purple
10Brown
11Chocolate
12Grey
13Ashgrey
14Black
15Other
Classification
Characterization descriptor
Data type
Scale
0
1
2
3

Legend:

0
Absent
1
Light
2
Medium
3
Heavy
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Flecked
2Striped
3Intensively striped
4Almost continuous
5Speckled
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1White
2Light green
3Dark green
4Green-yellow
5Cream-yellow
6Yellow
7Red
8Maroon
9Purple
10Brown
11Chocolate
12Grey
13Ashgrey
14Black
15Other
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0Absent(Dull)
1Present(Shiny)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Globular
2Ovate
3Flat
4Very Flat
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Kidney
2Blocked
3Others(specify)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Concave(deeply furrowed aril prominent)
2Non-concave(aril not prominent)
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Numeric

Weight of 100 seeds in milligrams, moisture content 12-14%

Classification
Characterization descriptor
Data type
Numeric

Additional notes

Classification
Characterization descriptor
Data type
Free text