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LCT EEN 57    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 57

Location: Loreto, Napo, Ecuador (secondary/cleared forest)
Date: 12 June 1980
Coordinates: 77.20 W, 0.42 S
Material collected: Budwood
Altitude: 450 m
Notes: W of the mission,upper part of the slope to the R. Suno
Expedition Code: 80EQ
   Allen, J.B., 1987

'Iquitos' Population
'Curaray' Population
Subgroup: 'Coca R - Napo R'   Reference


 Xavier Argout et al., 2023
BioProject: PRJNA880462   NCBI   ENA FASTQ 
Library Source: Genomic
Run: SRR21562048   NCBI   ENA FASTQ 
Experiment: SRX17564531
BioSample: SAMN30841463
SampleName: LCTEEN_57

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List received in 1990   Reference
• Local Name: LCT EEN 57
List received in 2012   Reference
• Local Name: LCTEEN - 57
   - Year of Accession: 2005
• Local Name: LCTENN - 57
   - Year of Accession: 1997

Pod Index: 18.9 (pods per kg dried beans)

Colour: dark purple
Shape: elliptical
Number: 49.0
Total Wet Weight: 74.0 g
Cotyledon Dry Weight: 1.08 g
Cotyledon Length: 22.9 mm
Cotyledon Width: 13.4 mm

Testa: 5.40 %

Shape: oblong
Basal Constriction: moderate
Apex Form: attenuate
Rugosity: slight
Length: 197.1 mm
Breadth: 85.7 mm
Colour: anthocyanin absent

Colour: anthocyanin absent
Colour: anthocyanin absent

Stamen Colour: anthocyanin absent
Sepal Colour: anthocyanin absent
Sepal Length: 9.50 mm
Ovary Colour: anthocyanin absent (apical)
Pedicel Colour: anthocyanin absent

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.
Motamayor, J.C., Lachenaud, P., da Silva e Mota, J.W., Loor, R., Kuhn, D.N., Brown, J.S. & Schnell, R.J. (2008) Geographic and Genetic Population Differentiation of the Amazonian Chocolate Tree (Theobroma cacao L). PLoS ONE 3(10): e3311. doi:10.1371/journal.pone.0003311
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
Ecuador - Napo (1990) Lista de los materiales en San Carlos, Napo, basada en Informe Final de Allen, 1987, y la lista de CRU, Trinidad (29 Junio 1990), de materiales ya establecidos. Unpublished report, E.E.T. San Carlos, Napo, Ecuador, pp. 2.
EET - Pichilingue (2012) Accessions planted in EET - Pichilingue, Ecuador. Freddy Amores and Ignacio Sotomayor C, personal communication, February 2012.
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.
Allen, J.B. (1988) Geographical variation and population biology in wild Theobroma cacao. PhD. Thesis, University of Edinburgh, U.K. pp. 197.