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A new species of Dalea series Compactae (Leguminosae: Amorpheae) from northwestern Chihuahua, Mexico

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Abstract

Dalea janosensis, a new species from the northwestern periphery of the Mexican state of Chihuahua, is described and illustrated. It belongs to Dalea subgenus Dalea section Kuhnistera series Compactae and is morphologically similar to Dalea searlsiae, from which it differs in having a greater number of leaflets pairs, shorter peduncles, shorter spikes, persistent bracts, and shorter flowers.

Resumen

Dalea janosensis es descrita e ilustrada de la parte noroeste del estado de Chihuahua. Pertenece al subgénero Dalea sección Kuhnistera serie Compactae. Es morfológicamente muy similar a D. searlsiae pero se distingue por sus hojas con mayor número de pares de folíolos, pedúnculos más cortos, espigas más cortas, brácteas persistentes y flores más pequeñas.

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Acknowledgments

We thank Mario Alberto García Aranda for help with preparing the map, Alfonso Delgado for checking specimens of Dalea at MEXU, Jackie Kallunki for granting permission to examine the collection of Mexican Dalea at NY, and Michelle McMahon and an anonymous reviewer for their constructive comments on the manuscript.

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Correspondence to A. Eduardo Estrada-C..

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Estrada-C., A.E., Villarreal-Q., J.A. & Vega-M., H. A new species of Dalea series Compactae (Leguminosae: Amorpheae) from northwestern Chihuahua, Mexico. Brittonia 66, 151–155 (2014). https://doi.org/10.1007/s12228-013-9316-y

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