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JP No. (Accession No.)53836
Plant nameRice bean (Domesticated)
Scientific nameVigna umbellata (Thunb.) Ohwi et Ohashi
Cultivar/Accession nameYONEAKA-2
ImageJP 53836 (Seedling) JP 53836 (Seedling) JP 53836 (Seed) JP 53836 (Seed)
OriginJAPAN (Unspecified)
StatusOther
Collection sourceIntroduced
Conservation ID59482
Form of DistributionSeed
Standard Quantity of distribution20 seeds
Germination percentage92%
AvailabilityYes
C&E Data (Conservation ID: 59482, Sown on May 25, 2011)
Planting dateMay 25, 2011(IBARAKI, 2011)
Stem colorPurplebox plot(IBARAKI, 2011)
Germination typeHypogealbox plot(IBARAKI, 2011)
Date of 50% floweringAug 5, 2011(IBARAKI, 2011)
Flower color(Standard)Yellowbox plot(IBARAKI, 2011)
Date of first pod maturityAug 24, 2011(IBARAKI, 2011)
Shattering in the fieldYesbox plot(IBARAKI, 2011)
Color of mature podBrownbox plot(IBARAKI, 2011)
Mature pod pubescenceGlabrousbox plot(IBARAKI, 2011)
Seed coat colorReddish brownbox plot(IBARAKI, 2011)
Seed mottled colorNot mottledbox plot(IBARAKI, 2011)
Observer's comments2010収穫種子よりやや小粒になった。(IBARAKI, 2011)
C&E Data (Conservation ID: 59482, Sown on Aug 4, 2010)
Planting dateAug 4, 2010(IBARAKI, 2010)
Stem colorPurplebox plot(IBARAKI, 2010)
Germination typeHypogealbox plot(IBARAKI, 2010)
Date of 50% floweringSep 24, 2010(IBARAKI, 2010)
Flower color(Standard)Yellowbox plot(IBARAKI, 2010)
Flower color(Wing)Yellowbox plot(IBARAKI, 2010)
Flower color(Keel)Greenish yellowbox plot(IBARAKI, 2010)
Growth habitErectbox plot(IBARAKI, 2010)
Main stem length95 (cm)box plot(IBARAKI, 2010)
Date of first pod maturityOct 25, 2010(IBARAKI, 2010)
Shattering in the fieldYesbox plot(IBARAKI, 2010)
Color of mature podBrownbox plot(IBARAKI, 2010)
Mature pod pubescenceGlabrousbox plot(IBARAKI, 2010)
Pod length7.8 (cm)box plot(IBARAKI, 2010)
Seeds per pod7box plot(IBARAKI, 2010)
100 seed weight6.2 (g)box plot(IBARAKI, 2010)
Seed coat colorReddish brownbox plot(IBARAKI, 2010)
Seed mottled colorNot mottledbox plot(IBARAKI, 2010)
Seed length6.7 (mm)box plot(IBARAKI, 2010)
Seed width3.5 (mm)box plot(IBARAKI, 2010)
Seed thickness2.9 (mm)box plot(IBARAKI, 2010)
C&E Data (Conservation ID: 59482, Sown on Sep 1, 2006)
Planting dateSep 1, 2006(IBARAKI, 2006)
Stem colorPurplebox plot(IBARAKI, 2006)
Date of 50% floweringOct 14, 2006(IBARAKI, 2006)
Flower color(Standard)Yellowbox plot(IBARAKI, 2006)
Growth habitTwining:Stems twining to trellisbox plot(IBARAKI, 2006)
Date of first pod maturityJan 4, 2007(IBARAKI, 2006)
Color of mature podBrownbox plot(IBARAKI, 2006)
Pod length7.6 (cm)box plot(IBARAKI, 2006)
Seeds per pod6box plot(IBARAKI, 2006)
100 seed weight7.0 (g)box plot(IBARAKI, 2006)
Seed coat colorOthersbox plot(IBARAKI, 2006)
Seed mottled colorNot mottledbox plot(IBARAKI, 2006)
Observer's comments種子色：赤(IBARAKI, 2006)
C&E Data (Conservation ID: 59482, Sown on Aug 25, 2005)
Planting dateAug 25, 2005(IBARAKI, 2005)
Stem colorPurplebox plot(IBARAKI, 2005)
Date of 50% floweringOct 9, 2005(IBARAKI, 2005)
Flower color(Standard)Yellowbox plot(IBARAKI, 2005)
Flower color(Wing)Yellowbox plot(IBARAKI, 2005)
Flower color(Keel)Yellowbox plot(IBARAKI, 2005)
Growth habitErectbox plot(IBARAKI, 2005)
Main stem length42 (cm)box plot(IBARAKI, 2005)
Date of first pod maturityNov 21, 2005(IBARAKI, 2005)
Shattering in the fieldYesbox plot(IBARAKI, 2005)
Color of mature podBrownbox plot(IBARAKI, 2005)
Mature pod pubescenceGlabrousbox plot(IBARAKI, 2005)
Pod length8.2 (cm)box plot(IBARAKI, 2005)
Seeds per pod9box plot(IBARAKI, 2005)
100 seed weight5.9 (g)box plot(IBARAKI, 2005)
Seed coat colorReddish brownbox plot(IBARAKI, 2005)
Seed mottled colorNot mottledbox plot(IBARAKI, 2005)
Seed length7.0 (mm)box plot(IBARAKI, 2005)
Seed width3.7 (mm)box plot(IBARAKI, 2005)
Seed thickness3.5 (mm)box plot(IBARAKI, 2005)
Observer's comments播種後1ヶ/半から短処理（長10時間）。本で最早。直立、有限、矮性。(IBARAKI, 2005)