ITC0728 - Maia Oa


ITC0728(subsp. zebrina)
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Passport Data
PDCIm Score: 6
Available for distribution:
Accession number: ITC0728
Accession name: Maia Oa
Biological status of accession: wild
Taxonomic classification:
Institute code: BEL084 (ITC)
Acquisition date: 1989-12-13
Status: active
Type of storage:
In Vitro Collection
Cryopreserved Collection
Lyophilized Leaves
Morphological Characterization at Mayaguez, Puerto Rico
Morphological Characterization Data

6.2 - Pseudostem / Suckers

6.2.1 - Pseudostem height [m] 2,33
6.2.5 - Main underlying colour of the pseudostem (2018) green-yellow
6.2.7 - Sap colour Watery

6.3 - Petiole / Midrib / Leaf

6.3.1 - Blotches at the petiole base (2018) Moderate blotching (20%-50%)
6.3.2 - Blotches colour (petiole base) – scored on the upper leaf sheath (2018) brown
6.3.3 - Petiole canal of the third leaf (2018) Margins spreading
6.3.4a - Petiole margins winged (2018) Not winged
6.3.4b - Petiole margins clasping (2018) Clasping
6.3.6 - Petiole margin colour (2018) medium green
6.3.7 - Edge of petiole margin (rim) (2018) Contrast between margin and petiole (with a contrasting colour line along)
6.3.22 - Pigmentation of outer surface of cigar leaf (2018) green

6.4 - Inflorescence / male bud

6.4.6 - Bunch position (2018) Erect
6.4.7 - Bunch shape (2018) Spiral (all fruit are attached to a unique crown coiled around the stalk)
6.4.12 - Male rachis position (2018) Horizontal or supra-horizontal
6.4.13 - Male rachis appearance (2018) Bare
6.4.15 - Male Bud shape (2018) Medium (0.45 < w/y < 0.55)
6.4.16 - Male bud length (cm) (2018) Short (y <= 20 cm)
6.4.17 - Male bud shoulder (2018) Low shouldered (x/y >= 0.30)

6.5 - Bract

6.5.2 - Bract apex shape (2018) Intermediate
6.5.3 - Bract imbrication (2018) Moderately imbricate
6.5.4 - Colour of the bract external face (2018) purple-brown
6.5.5 - Colour of the bract internal face (2018) purple-brown
6.5.12 - Bract behaviour before falling (2018) Revolute (rolling)

6.6 - Male flower

6.6.2 - Compound tepal main colour (2018) cream
6.6.4 - Lobe colour (tip of the tepal) of compound tepal (2018) yellow
6.6.13 - Anther colour (2018) ivory
6.6.24 - Dominant colour of male flower yellow

6.7 - Fruit

6.7.2 - Number of fruits 11
6.7.3 - Fruit length [cm] 6,5
6.7.4 - Fruit shape (longitudinal curvature) (2018) Straight
6.7.6 - Fruit apex (2018) Blunt tipped (plateau at tip)
6.7.7 - Remains of flower relicts at fruit apex (2018) Without flower relicts
6.7.8 - Fruit pedicel length [mm] 7
6.7.11 - Fusion of pedicels (2018) Partially fused (up to 50% of the length of the pedicel)
Phenotyping
Not available
Breeding
Collecting/acquisition source
Type Name Donor Code Donor Institute Country
1. Collection CIRAD CIRAD II.04.01.007.003 Donor Institute Country: France
Collecting Location
Not available
Genetic Integrity
Ploidy: 2x   (Musa Genotyping Centre (MGC), Institute of Experimental Botany (IEB), Olomouc, Czeck Republic, 25/01/2001)
Field verified: yes
Publications
  • Volkaert H.  2011.  Molecular Analysis Reveals Multiple Domestications of Edible Bananas. V International Symposium on Banana: ISHS-ProMusa Symposium on Global Perspectives on Asian Challenges 897. Musalit