Origin of variability in the Spontanea complex of Sorghum bicolor

De Wet, J.M.J. and Harlan, J.R. and Price, E.G. (1970) Origin of variability in the Spontanea complex of Sorghum bicolor. American Journal of Botany, 57. pp. 704-707.

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Abstract

The Spontanea complex comprises 17 taxa of which 16 are African in distribution. Morphological variability in the complex is increased by hybridization between partially sympatric major taxa and segregation of the resulting hybrids in later generations. The cultivated taxa of S. bicolor are recognized as var. bicolor and the wild taxa are subdivided among the varieties aethiopicum, arundinaceum, virgatum and verticilliflorum. The variety verticilliflorum, which is extremely variable and often forms hybrid complexes with cultivated sorghums, is thought to be the most likely progenitor of the crop.

Item Type: Article
Author Affiliation: Crop Evolution Laboratory, Department Agron., Univ. illinosis, Urbana, USA.
Subjects: Crop Improvement
Divisions: Sorghum
Depositing User: Mr. SanatKumar Behera
Date Deposited: 26 Mar 2012 04:45
Last Modified: 26 Mar 2012 04:45
Official URL: http://dx.doi.org/10.2307/2441294
URI: http://eprints.icrisat.ac.in/id/eprint/4137

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