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. 2024 Sep 4;10(36):eadn1466. doi: 10.1126/sciadv.adn1466

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Fig. 4. — (A) Ward cluster analysis of 44 accessions (22 teosinte, two archaeological samples of maize from Peruaçu Valley, MG, and 20 accessions representing the floury maize races of lowland South America), based on the Gower index (57) of morphometric characteristics of maize races. *Races of floury maize from Brazil described in the scientific literature for lowland South America (16). (B) Number of teosinte rows, archaeological samples of maize, and races of floury maize from lowland South America. (C) Photographic record of teosinte ears (subgroups 1 and 2), archaeological samples of maize and representatives of the floury maize races of lowland South America. The photos of the ears are presented at the same scale. Photo credits: Flaviane Malaquias Costa, Universidade de São Paulo. The photo of the Lenha race was presented by Brieger et al. (17), Universidade de São Paulo.