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LCT EEN 68 /S-2    Theobroma cacao

 Allen, J.B. (1987)
London Cocoa Trade Amazon Project. Final Report Phase 2. Cocoa Growers' Bulletin (Cadbury Schweppes plc, Birmingham, U.K.) 39: pp. 1-94.

Derivation: London Cocoa Trade Est. Exp. Napo.
Collected by Allen.
Location: Ecuador.

Notes:  Allen, 1989a [ALL89A] Seedling progenies are identifed by the suffix /s2, /s3. The numbers in the suffix of the seedling material relates to the genebank/quarantine station where the seedling material was originally sent as follows:

s1,s2... in San Carlos genebank, Ecuador,

s101,s102... at Kew (and moved to Trinidad),

s201,s202... at USDA Miami quarantine station,

s301,s302... at Barbados quarantine station.


Synonyms: EEN 68 /S-2

Location: R. Zamora, Morona - Santiago, Ecuador (cocoa plantation)
Date: 8 August 1980
Coordinates: 78.32 W, 3.29 S
Material collected: Seed
Altitude: 800 m
Notes: Gualaquiza-Zamora km5.200m from the road (W)
Expedition Code: 80EQ
   Allen, J.B., 1987


 Xavier Argout et al., 2023
BioProject: PRJNA880462   NCBI   ENA FASTQ 
Library Source: Genomic
Run: SRR21562045   NCBI   ENA FASTQ 
Experiment: SRX17564534
BioSample: SAMN30841466
SampleName: LCTEEN_68_S2

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Current List   ICQC,R Website
• Accession: RUQ 1594     ICQC,R 
   - Local Name: LCT EEN 68/S-2
   - Year of Accession: 2006
List received in 2018   Reference
• Accession: 22183
   - Local Name: LCTEEN-68/S-2
   - Year of Accession: 2012
List received in 2012   Reference
• Local Name: LCTEEN - 68 S/2
List received in 2012   Reference
• Local Name: LCTEEN 68/5-2
List received in 2011   Reference
• Local Name: LCT EEN 68/S-2
   - Year of Accession: 1985

Pod Index: 21.7 (pods per kg dried beans)

Colour: purple
Shape: elliptical
Number: 43.0
Total Wet Weight: 69.9 g
Cotyledon Dry Weight: 1.07 g
Cotyledon Length: 22.4 mm
Cotyledon Width: 12.4 mm

Testa: 5.40 %

Shape: elliptical
Basal Constriction: moderate
Apex Form: mammillate
Rugosity: moderate
Length: 163.0 mm
Breadth: 88.0 mm
Colour: anthocyanin absent
Hardness: hard
Note: Hardness > 2.0 Mpa

Accession: RUQ 1594
Light Saturated Photosynthetic Rate: 6.65 μmol m2 s-1
Stomatal Conductance: 0.11 mol m2 s-1
Transpiration Rate: 1.57 mmol m2 s-1
Intrinsic Water Use Efficiency: 65.96 μmol mol-1
Instantaneous Water Use Efficiency: 4.79 mmol mol-1
Flush Size: 5
Leaf Area: 350.90 cm2
Leaf Dry Weight: 2.32 g
Specific Leaf Area: 155.90 cm2 g-1

Colour: slight anthocyanin

Ligule Colour: slight anthocyanin
Stamen Colour: anthocyanin absent
Sepal Length: 8.20 mm
Ligule Width: 2.45 mm
Ovule Number: 41
Style Length: 2.04 mm
Pedicel Colour: red

Allen, J.B. (1987) London Cocoa Trade Amazon Project. Final Report Phase 2. Cocoa Growers' Bulletin (Cadbury Schweppes plc, Birmingham, U.K.) 39: pp. 1-94.
Xavier Argout, Gaetan Droc, Olivier Fouet, Mathieu Rouard, Karine Labadie, Bénédicte Rhoné, Gaston Rey Loor & Claire Lanaud (2023) Pangenomic exploration of Theobroma cacao: New Insights into Gene Content Diversity and Selection During Domestication. bioRxiv preprint
Allan Mata (2018) Accession list for the International Cacao Collection at CATIE (IC3). Personal communication.
EET - Pichilingue (2012) Accessions planted in EET - Pichilingue, Ecuador. Freddy Amores and Ignacio Sotomayor C, personal communication, February 2012.
CRIG (2012) Cocoa accessions held in the Cocoa Research Institute of Ghana (CRIG). Francis Kwame Padi, personal communication, February 2012.
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.