Research Article

Morphological Seed Characterization of Common (Phaseolus vulgaris L.) and Runner (Phaseolus coccineus L.) Bean Germplasm: A Slovenian Gene Bank Example

Table 2

Means or descriptive characters of different variables in 3 clusters for 953 accessions of common bean (Phaseolus vulgaris L.).

Cluster variablesCluster 1Cluster 2Cluster 3

Quantitative seed characteristic
L (mm)12.8413.9513.65
T (mm)7.366.915.68
W (mm)8.738.377.39
L/W1.481.691.85
W/T1.191.221.33
100 seed weight (g)55.1554.4141.06

Qualitative seed characteristic
Seed colourDark colour (83.70)Colour mixture (99.58)Light colour (75.10)
Number of seed coloursOne (100.00)Two (93.05)One (99.59)
Primary/main seed colourBrown (51.98)Brown (28.63)White (36.33)
Predominant secondary seed colourNone (99.56)Red (29.05)None 99.59)
Distribution of secondary seed colourWithout secondary colour On entire seed (82.95)Without secondary colour (99.59)
Seed veiningWeak (75.33)Weak (73.68)Strong (40.82)
Seed shapeOval/circular to elliptic (55.07)Oval/circular to elliptic (36.63)Cuboid/elliptic (39.59)
Seed colour and coat patternOne-colour: Brown (48.90)Bi-colour: Pinto T type (54.53)One-colour: White (35.92)

Number of accessions227475245

, % of main characteristic within each cluster; L, seed length; T, seed thickness; W, seed width; L/W, length/width ratio; W/T, width/thickness ratio.