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LCT EEN 37 /A    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: G VI 211, EEN 37 /A


Location: R. Napo, Napo, Ecuador (primary forest)
Date: 5 June 1980
Coordinates: 76.34 W, 0.24 S
Material collected: Seed
Altitude: 220 m
Notes: Rio Anangu. 2hr E of Limoncocha
Expedition Code: 80EQ
   Allen, J.B., 1987


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Current List   ICQC,R Website
• Accession: RUQ 148     ICQC,R 
   - Local Name: LCT EEN 37/A
   - Year of Accession: 1988
List received in 2012   Reference
• Accession: 925
   - Local Name: LCTEEN 37 A
List received in 1997   Reference
• Local Name: LCT EEN 37 /A
   - Year of Accession: 1997
List received in 2012   Reference
• Local Name: LCTEEN-37/A
   - Year of Accession: 1995
List received in 2018   Reference
• Accession: 21991
   - Local Name: LCTEEN-37/A
   - Year of Accession: 2006
List received in 2012   Reference
• Local Name: LCTEEN37/A
List received in 1997   Reference
• Accession: 211
   - Local Name: LCT EEN 37 /A
   - Year of Accession: 1992
List received in 2008   Reference
• Accession: IDN-13-TCAC-00666
   - Local Name: LCT EEN 37/A
List received in 1998   Reference
• Local Name: LCT EEN 37 /A
List received in 2011   Reference
• Local Name: LCT EEN 37/A
   - Year of Accession: 1994


 Malaysia - BAL Plantations, 1991
Seed Index: 140.8 (dried beans per 100g)
Pod Index: 34.9 (pods per kg dried beans)


 Malaysia - BAL Plantations, 1991
Number: 39.0
Total Dry Weight: 28.6 g
Dry Weight: 0.71 g
Note: 11 plants sampled


 Malaysia - BAL Plantations, 1991
Butterfat Content: 52.40 %
Note: 5 plants sampled


 Fiona Lahive, 2017
Accession: RUQ 148
Light Saturated Photosynthetic Rate: 6.29 μmol m2 s-1
Stomatal Conductance: 0.11 mol m2 s-1
Transpiration Rate: 1.55 mmol m2 s-1
Intrinsic Water Use Efficiency: 57.10 μmol mol-1
Instantaneous Water Use Efficiency: 4.47 mmol mol-1
Flush Size: 4
Leaf Area: 315.90 cm2
Leaf Dry Weight: 2.12 g
Specific Leaf Area: 153.80 cm2 g-1


 Frances Bekele & Gillian Bidaisee, 2022
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.
CEPEC (2012) Accession list for the CEPEC (Bahia, Brazil) collection. Dr. José Luis Pires, personal communication, February 2012.
Brazil - Almirante Cacao (1997) Cocoa Germplasm Importation Lists 1994 - 1997. Unpublished list supplied by Martin Aitken.
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.
CRIG (2012) Cocoa accessions held in the Cocoa Research Institute of Ghana (CRIG). Francis Kwame Padi, personal communication, February 2012.
India - Kerala (1997) List of survivng clones from all the introductions. R.V. Nair, Kerala Agricultural University, India. Personal Communication.
Susilo, A. (2008) The list of germplasm collected by ICCRI. Personal communication from Agung Susilo, July 2008.
Malaysia - ARC Tuaran (1998) Accessions held in the Malaysian Cocoa Board collection, May 1998. K. Lamin, MCB, Malaysia, Personal Communication.
CRU (2011) ICG,T accessions. CRU website.
Malaysia - BAL Plantations (1991) Results from cocoa butter content determinations using Nuclear Magnetic Resonance (NMR) analysis. G. Lockwood, CDC, U.K. Personal Communication.
Fiona Lahive (2017) Phenotypic data from climate change trials. Personal communication.
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.