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CLM 19    Theobroma cacao

 Pound, F.J. (1943)
Cacao and witches' broom disease. Report on a recent visit to the Amazon territory of Peru, September 1942-February 1943. Archives of Cocoa Research 1: pp. 73-91.

Derivation: CLementina farm Mixed.
Collected by Pound.
Location: Dept. of Agriculture, Ecuador.

Notes:  Material labelled CLEM and CLM were previously believed to be the same (End et al., 1992) [END92A]. They are now know to be of separate groups of clones.

Pound, 1943a [POU43A] Progeny from a mixture of fruits, perhaps as many as six, from Hda Clementina, Ecuador planted at Marper Farm, Trinidad, 1939.

Bartley, 1996a [BAR96A]. See notes for CL and CLEMENTINA [ECU]. The code CLM appears to be used for the progeny from the "Mixed" parent trees mentioned by Pound, 1943b [POU43B].


 

Synonyms: HCLEM 19

 HELD IN

 Trinidad and Tobago, International Cocoa Genebank, Trinidad (ICG,T)
List received in 2011   Reference
• Local Name: CLM 19

Resistant (Field Reaction).
 Butler, D.R. et al., 1998
Tolerant
 Pound, F.J., 1943

Pod Index: 38.8 (pods per kg dried beans)
 Reference

Colour: dark purple
Shape: elliptical
Number: 30.0
Total Wet Weight: 38.2 g
Cotyledon Dry Weight: 0.86 g
Cotyledon Length: 19.4 mm
Cotyledon Width: 11.7 mm
 Reference

Testa: 5.80 %
 Reference

Shape: elliptical
Basal Constriction: wideshoulder
Apex Form: obtuse
Rugosity: moderate
Length: 175.0 mm
Breadth: 78.0 mm
Colour: anthocyanin absent
 Reference

Colour: slight anthocyanin
 Reference

Ligule Colour: moderate anthocyanin
Stamen Colour: moderate anthocyanin
Sepal Length: 8.90 mm
Ligule Width: 2.75 mm
Ovule Number: 41
Style Length: 3.17 mm
Pedicel Colour: red
 Reference

Pound, F.J. (1943) Cacao and witches' broom disease. Report on a recent visit to the Amazon territory of Peru, September 1942-February 1943. Archives of Cocoa Research 1: pp. 73-91.
CRU (2011) ICG,T accessions. CRU website.
Butler, D.R., Iwaro, A.D., Thevenin, J.-M., Bekele, F., Sounigo, O., Christopher, Y. & Mooledhar, V. (1998) Individual Institute Reports - Trinidad & Tobago, CRU. Report on the IPGRI project: Cocoa Germplasm Utilisation and Conservation, A Global Approach. Appendix to General Progress Report of Year 1.
Pound, F.J. (1943) First report on the selection of cacao trees for resistance to Witches' Broom disease. Unpublished report, Ministry of Agriculture, Trinidad.
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.