IITA Accessions 2

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Accession TSs-1


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Passport data

Collection: African Yam Bean collection Collection
Accession name: TSs-1 Accesion name
Country of origin: NGA - Nigeria Country of origin
Collector's name: C.N. Aniagu Name of person or institute collecting the accession
Available: Yes Is accession available in genebank
Collection: IITAAYB - African Yam Bean collection Collection
GRIN taxa: GRIN:35250 Taxonomy code as used in GRIN
Taxonomy number: 3602 SINGER Taxonomy number
FAO in Trust: No FAO in Trust
Ddigital Object Identifier: 10.18730/M3QBR A unique alphanumeric string assigned by a registration agency (the International DOI Foundation) to identify content and provide a persistent link to its location on the Internet.
Storage: Seed collection;Medium term;Long term Storage
Acceurl: http://my.iita.org/accession2/accession/TSs-1 Acceurl
Collection Date (String): 19720801 String representation of collection date. Format YYYYMMDD. Month and date are optional
Genus: Sphenostylis Genus
Species: stenocarpa Species
Subtaxa authority: (Hochst. ex A. Rich.) Harms Subtaxa authority
Acquisition date: 01/08/1972 Acquisition date
Biological status of accession: Cultivated Biological status

African yam bean characterization

Pod dehiscence: Non-shattering Pod dehiscence
Seed cavity ridges on pods: Present Seed cavity ridges on pods
Pod length: 19.97 cm Pod lengt
Pod beak length: 1.06 cm Pod beak length
Pod weight: 4.839 g Pod weight
Locules per pod: 15.5 Locules per pod
Pods per peduncle: 3.0 Pods per peduncle
Pods per plant: 4.8 Pods per plant
Splitting of testa: Absent Splitting of testa
Seed shapes: Rhomboid Seed shapes
Testa basal colour: Reddish brown Basal colour of seeds
Testa colour variegation: Absent Testa colour variegation
Basal colour of variegated seeds: Not variegated Basal colour of variegated seeds
Pattern of testa variegation: Nil Pattern of testa variegation
Testa texture: Smooth Testa texture
Brilliance of seeds: Shiny Brilliance of seeds
Eye colour of white seeds: Non white seeds Eye colour of white seeds
Eye colour pattern: Brown testa with dark brown fork-like eye pattern Eye colour pattern
Seed weight per pod: 3.046 g Weight of seeds per pod
Seeds per pod: 14.2 Seeds per pod
100 seed weight: 21.4 g Weight of 100 seeds
Seed volume: 17.0 cm3 Seed volume
Seed thickness: 6.36 mm Seed thicknes
Seed width: 6.59 mm Seed width
Seed length: 8.02 mm Seed length
Seed length/width ratio: 1.22097020138124 Seed length/width ratio
Seed length/thickness ratio: 1.26951182741288 Seed length/thickness ratio
Seed width/thickness ratio: 1.03890192439546 Seed width/thickness ratio
Shelling percentage: 37.0531101467245 % Shelling percentage
Seed set percentage: 91.6129032258064 % Seed set percentage
Leave colour: Green Leave colour
Hypocotyl pigmentation: Absent Hypocotyl pigmentation
Pigmentation of the stem: Absent Pigmentation of the stem
Pigmentation of the branches: Absent Pigmentation of the branches
Pigmentation of the petiole: Absent Pigmentation of the petiole
Pigmentation of the peduncle: Absent Pigmentation of the peduncle
Pigmentation intensity of the stem: Nil Pigmentation intensity of the stem
Pigmentation intensity of the branches: Nil Pigmentation intensity of the branches
Pigmentation intensity of the petiole: Nil Pigmentation intensity of the petiole
Pigmentation intensity of the peduncle: Nil Pigmentation intensity of the peduncle
Days to peduncle initiation: 61.4 days Days from planting to days of the notice of peduncle initiation
Days to 50% flowering: 77.0 days Days from planting to 50% flowering
Peduncle length: 9.93 cm Peduncle length
Petiole length: 3.58 cm Petiole length
Terminal leaf length: 7.98 cm Terminal leaf length
Terminal leaf width: 3.24 cm Terminal leaf width
Tuber production: Present Tuber production
Shapes of tubers: Irregular Shapes of tubers
Tuber skin colour: Cream Tuber skin colour
Tuber yield: 29.56 kg Tuber yield
Tuber weight: 10.2 g Tuber weight
Tubers per plant: 1.2 Tubers per plant
Tuber length: 8.3 cm Tuber length
Tuber width: 7.2 cm Tuber width
Length/width ratio of tubers: 1.15277777777778 Length/width ratio of tubers
IITA Accession - ver. 2  
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