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MO 17    Theobroma cacao

 Pound, F.J. (1938)
Cacao and Witchbroom Disease of South America with notes on other species of Theobroma. Archives of Cocoa Research 1: pp. 26-71.

Derivation: river MOrona.
Collected by Pound.
Location: R. Morona, Peru.

Pound, 1938a [POU38A]. Fruit - Short, oval, warty, some types with red tint.

Notes:  Collected in 1937.

Pound, 1938a [POU38A]. Pods may have been collected from one tree with no Witches Broom infection.

Bartley, 1993a [BAR93A]. It is likely that accessions recorded with high numbers (>100?) are probably MOQ accessions since Pound, 1943b [POU43B] states that 80 plants were planted at Marper farm.
 

Synonyms: MORONA 17

 HELD IN

 Trinidad and Tobago, International Cocoa Genebank, Trinidad (ICG,T)
List received in 2011   Reference
• Local Name: MO 17

Pod Index: 28.2 (pods per kg dried beans)
 Reference

Colour: purple
Shape: elliptical
Number: 46.0
Total Wet Weight: 48.7 g
Cotyledon Dry Weight: 0.77 g
Cotyledon Length: 19.4 mm
Cotyledon Width: 12.5 mm
 Reference

Testa: 5.30 %
 Reference

Shape: elliptical
Basal Constriction: moderate
Apex Form: mammillate
Rugosity: moderate
Length: 136.0 mm
Breadth: 73.0 mm
Colour: anthocyanin absent
Hardness: hard
Note: Hardness > 2.0 Mpa
 Reference

Colour: slight anthocyanin
 Reference

Ligule Colour: moderate anthocyanin
Stamen Colour: moderate anthocyanin
Sepal Length: 8.40 mm
Ligule Width: 2.34 mm
Ovule Number: 46
Style Length: 2.36 mm
Pedicel Colour: reddish
 Reference

Pound, F.J. (1938) Cacao and Witchbroom Disease of South America with notes on other species of Theobroma. Archives of Cocoa Research 1: pp. 26-71.
CRU (2011) ICG,T accessions. CRU website.
Frances Bekele & Gillian Bidaisee (2022) Morphological data from the International Cocoa Collection (ICG,T) maintained by the Cocoa Research Centre (CRC), Trinidad & Tobago. Unpublished data on fruit, bean, flower and flush morphology supplied as an Excel spreadsheet by Frances Bekele. Last update March 2022.