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The Taxonomic Significance of ducts in the corolla lobes of Vernonia (Vernonieae: Asteraceae)
Abstract. The multiple longitudinal ducts in the corolla lobes found in the closely related genera Vernonia, Vernonanthura and Trepadonia are microscopically studied and illustrated. The lack of such ducts in the two South American species that have until now been retained in Vernonia indicates that...
| Autores principales: | , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Pensoft Publishers
2016
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4743011/ https://www.ncbi.nlm.nih.gov/pubmed/26884702 http://dx.doi.org/10.3897/phytokeys.58.7009 |