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1 September 2012 Vachellia X Cedilloi (L. Rico) Seigler & Ebinger (Fabaceae: Mimosoideae), a Probable Hybrid of Two Species of Ant-Acacias
John E. Ebinger, David S. Seigler
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Abstract

Principal-coordinate analysis suggests that Vachellia × cedilloi is of hybrid origin. Probable parents are V. cornigera and V. globulifera. This putative hybrid shows a relationship to V. cornigera with a much smaller, but similar, short spike-like inflorescence with a cone-shaped receptacle and leaves with relatively few pairs of pinnae. In contrast, the columnar to narrow volcano-shaped rachis glands, along with narrow stipular spines, indicate a relationship to V. globulifera.

Análisis de coordinadas principales sugiere que Vachellia × cedilloi es de origen híbrido. Los progenitores probables son V. cornigera y V. globulifera. Este hibrido putativo demuestra una relación a V. cornigera debido a que posee una inflorescencia de corta espiga, más pequeña pero parecida a la de V. cornigera, y un receptáculo en forma de cono y hojas con relativamente pocos pares de pinas. En contraste, las glándulas del raquis en forma de columna estrecha o como un volcán, en compañía de espinas estipulares estrechas, indican relación a V. globulifera.

John E. Ebinger and David S. Seigler "Vachellia X Cedilloi (L. Rico) Seigler & Ebinger (Fabaceae: Mimosoideae), a Probable Hybrid of Two Species of Ant-Acacias," The Southwestern Naturalist 57(3), 349-353, (1 September 2012). https://doi.org/10.1894/0038-4909-57.3.355
Received: 7 December 2009; Accepted: 1 May 2012; Published: 1 September 2012
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