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Table 5 Average morphological traits in 190 accessions of wild and domesticated Capsicum baccatum germplasm accessions

From: Genetic diversity in Capsicum baccatumis significantly influenced by its ecogeographical distribution

Morphological traits Wild Domesticated PvalueZ
Anther color [1 = yellow, 2 = yellow/blue] 0 0.06 NS
Anthocyanin immature fruit [1 = present, 0 = absent] 0.56 0.16 0.031
Blossom end shape [1 = pointed, 9 = sunken] 2.40 2.00 NS
Calyx constriction [1 = present, 0 = absent] 0 0.01 NS
Calyx margin [1 = smooth, 9 = serrate] 5.00 4.50 NS
Calyx shape [1 = cup, 2 = saucer] 1.00 1.21 NS
Corolla color [1 = white, 2 = green-white, 5 = violet] 1 = 77%, 5 = 23% 1 = 99%, 2 = 1% 4.26E-09
Corolla spots [2 = yellow, 3 = green/yellow] 2 = 100% 2 = 90%, 3 = 10% NS
Days to maturity [1 = early, 9 = late] 6.60 5.70 0.022
Degree of pungency [1 = sweet, 9 = pungent] 6.21 5.70 NS
Determinate habit [1 = at least 75% mature at once, 0 = absent] 0 0.04 NS
Fasiculate [1 = present, 0 = absent] 0 0.09 NS
Fruit corkiness [0 = none, 9 = very high] 0.04 0.06 NS
Fruit length [cm] 3.64 6.13 <0.001
Fruit neck constriction [1 = present, 0 = absent] 0 0.05 NS
Fruit persistance [0 = separating calyx (has Sp gene), 0 = persistant calyx] 0 0.73 0.002
Fruit pods per node 1.00 1.01 NS
Fruit position [1 = pendant, 9 = erect] 5.93 1.96 NS
Fruit set [1 = low, 9 = high] 6.52 6.46 0.014
Fruit shape [1 = elongate, 2 = oblate, 4 = conic, 6 = bell] 1 = 71%, 2 = 14%, 4 = 14% 1 = 85%, 2 = 1%, 4 = 10%, 6 = 4% NS
Fruit weight [g] 2.20 5.40 <0.001
Fruit width [cm] 1.22 1.92 0.001
Immature fruit color [2 = green, 3 = green/yellow, 4 = yellow, 5 = white] 2 = 75%, 3 = 25% 2 = 58%, 3 = 33%, 4 = 5%, 5 = 4% NS
Leaf pubescence [0 = glabrous, 9 = excessive] 0.30 0.04 NS
Leaf texture [1 = smooth, 9 = curled] 1.09 1.08 NS
Locule number 2.78E + 00 2.80E + 00 0.027
Mature fruit color [2 = red, 3 = orange-red, 4 = yellow, 5 = orange] 2 = 70%, 3 = 10%, 5 = 20% 2 = 82%, 3 = 6%, 4 = 1%, 5 = 12% NS
Node anthocyanin [1 = present, 0 = absent] 1.00 0.90 NS
Pedicel position at anthesis [1 = pendant, 9 = erect] 8.57 8.59 NS
Peduncle insertion [1 = protruded, 9 = inserted] 2.74 2.92 NS
Peduncle length [cm] 3.25 4.24 <0.001
Plant habit [1 = sprawling, 9 = tall or upright] 5.24 5.45 NS
Plant height [cm] 70.25 66.15 NS
Plant width [cm] 88.15 82.83 NS
Stem anthocyanin [1 = present, 0 = absent] 0.92 0.77 NS
Stem color [1 = present, 2 = purple] 1.00 1 NS
Stem number 5.95 6.01 0.022
Stem pubescence [0 = glabrous, 9 = excessive] 1.05 0.78 NS
Stigma exsertion [1 = inserted, 9 = exserted] 5.04 4.24 NA
Wall thickness [cm] 1.17E-01 1.68E-01 0.016
  1. ZP-value showing the differences between the wild and domesticated Capsicum baccatum groups; NS, not significant; NA, not available.