The new species Brickellia jimenezii Hinojosa & Cruz Durán (Asteraceae, Eupatorieae) is described from Guerrero, Mexico. It belongs to the Barroetea A. Gray complex within Brickellia Elliot, and is similar to B. subuligera (Schauer) B. L. Turner. The new species presents heads with more florets ([45 to]74 to 106 vs. 30 to 50 in B. subuligera), larger style branches and anthers (to 3.7 mm and 2.1 mm, respectively, vs. to 2 mm and to 1.3 mm, respectively, in B. subuligera), as well as cypselae with four well-defined ribs on each face (vs. none or two on the exterior face and none or one on the interior face in B. subuligera). A key to this species complex and an illustration of the new species are provided.
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18 March 2010
Brickellia jimenezii (Asteraceae, Eupatorieae), a New Species from Guerrero, Mexico
Oscar Hinojosa Espinosa,
Ramiro Cruz Durán
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Novon: A Journal for Botanical Nomenclature
Vol. 20 • No. 1
March 2010
Vol. 20 • No. 1
March 2010
Asteraceae
Balsas Basin
Barroetea
Brickellia
Eupatorieae
Guerrero
IUCN Red List