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A new species of Vernonia (Asteraceae, Vernonieae) from the state of Oaxaca, Mexico

ROSARIO REDONDA-MARTÍNEZ, JOSÉ LUIS VILLASEÑOR, ALVARO CAMPOS-VILLANUEVA

Abstract


A new species of Vernonia (Asteraceae, Vernonieae) is described from mountain cloud forest, Pinus forest and PinusQuercus forest in the State of Oaxaca, Mexico. Typical characters of this species are the lax corymbiform inflorescences, formed by 3–10 heads on peduncles > 4.5 cm long, and the lanceolate or elliptic-ovate shape of leaves. A key to the Mexican species of Vernonia is included.


Keywords


new taxon, endemism, lageniform trichomes, Compositae, Eudicots

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DOI: http://dx.doi.org/10.11646/phytotaxa.282.3.4

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ISSN 1179-3155 (print); ISSN 1179-3163 (online)

Published by Magnolia Press, Auckland, New Zealand