A Synopsis of the South American Descurainia and Description of the Colombian New Species D. cleefii (Brassicaceae)

Ihsan A. Al-Shehbaz

doi:10.3100/025.017.0202

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Ihsan A. Al-Shehbaz¹

¹Missouri Botanical Garden, 2345 Tower Grove Avenue, St. Louis, Missouri 63110, U.S.A.; ihsan.al-shehbaz@mobot.org

Abstract

Descurainia is represented in South America by nine native and one introduced weedy species. Full synonymies and typifications are provided for all taxa previously recognized from this continent. A key to all species and their distribution in South America are presented. The Colombian new species D. cleefii is described and illustrated, and its distinguishing characters from all of the New World species of Descurainia are given.

Citation Download Citation

Ihsan A. Al-Shehbaz "A Synopsis of the South American Descurainia and Description of the Colombian New Species D. cleefii (Brassicaceae)," Harvard Papers in Botany 17(2), 221-229, (1 December 2012). https://doi.org/10.3100/025.017.0202

Published: 1 December 2012

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