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TRD 44    Theobroma cacao

 Barbados - Quarantine Station (1994)
List of clones in the Barbados Quarantine Collection.. CRU Newsletter No. 1, Cocoa Research Unit, Trinidad.

Derivation: TRinidaD.
Collected by Warren/Cassie, CRU.
Location: North area of Trinidad, TTO.


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Current List   ICQC,R Website
• Accession: RUQ 1235     ICQC,R 
   - Local Name: TRD 44
   - Year of Accession: 2002
List received in 2012   Reference
• Accession: 1251
   - Local Name: TRD 44
List received in 2012   Reference
• Local Name: TRD-44/T1
List received in 2018   Reference
• Accession: 22112
   - Local Name: TRD-44
   - Year of Accession: 2007
List received in 2011   Reference
• Local Name: TRD 44


 Frances Bekele & Gillian Bidaisee, 2022
Pod Index: 20.8 (pods per kg dried beans)


 Frances Bekele & Gillian Bidaisee, 2022
Colour: purple
Shape: oblong
Number: 43.0
Total Wet Weight: 79.0 g
Cotyledon Dry Weight: 1.12 g
Cotyledon Length: 21.7 mm
Cotyledon Width: 11.4 mm


 Frances Bekele & Gillian Bidaisee, 2022
Testa: 5.40 %


 Frances Bekele & Gillian Bidaisee, 2022
Shape: elliptical
Basal Constriction: moderate
Apex Form: acute
Rugosity: slight
Length: 171.0 mm
Breadth: 78.0 mm
Colour: anthocyanin absent
Hardness: hard
Note: Hardness > 2.0 Mpa


 Fiona Lahive, 2017
Accession: RUQ 1235
Light Saturated Photosynthetic Rate: 5.46 μmol m2 s-1
Stomatal Conductance: 0.11 mol m2 s-1
Transpiration Rate: 1.23 mmol m2 s-1
Intrinsic Water Use Efficiency: 47.23 μmol mol-1
Instantaneous Water Use Efficiency: 4.21 mmol mol-1
Flush Size: 4
Leaf Area: 293.50 cm2
Leaf Dry Weight: 1.77 g
Specific Leaf Area: 174.20 cm2 g-1


 Frances Bekele & Gillian Bidaisee, 2022
Colour: slight anthocyanin


 Frances Bekele & Gillian Bidaisee, 2022
Ligule Colour: slight anthocyanin
Stamen Colour: slight anthocyanin
Sepal Length: 7.45 mm
Ligule Width: 2.01 mm
Ovule Number: 46
Style Length: 2.54 mm
Pedicel Colour: red

Barbados - Quarantine Station (1994) List of clones in the Barbados Quarantine Collection.. CRU Newsletter No. 1, Cocoa Research Unit, Trinidad.
CEPEC (2012) Accession list for the CEPEC (Bahia, Brazil) collection.. Dr. José Luis Pires, personal communication, February 2012.
Mars Center for Cocoa Science (2012) Accession list for the Mars Center for Cocoa Science.. Jean-Philippe Marelli, personal communication, February 2012.
Allan Mata (2018) Accession list for the International Cacao Collection at CATIE (IC3).. Personal communication.
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.
Fiona Lahive (2017) Phenotypic data from climate change trials.. Personal communication.