Loading…

Taxonomic notes on the genus Chrysolaena (Vernonieae, Asteraceae), including a new species endemic to Paraguay

The genus Chrysolaena H. Rob. (Vernonieae, Asteraceae) is redefined to include two taxa previously placed in Lessingianthus subgen. Oligocephalus H. Rob. Additionally, a new species of the genus endemic to eastern Paraguay is described and illustrated. The new species differs from its morphologicall...

Full description

Saved in:
Bibliographic Details
Published in:Annales botanici fennici 2007, Vol.44 (1), p.56-64
Main Author: Dematteis, Massimiliano
Format: Article
Language:English
Subjects:
Online Access:Get full text
Tags: Add Tag
No Tags, Be the first to tag this record!
Description
Summary:The genus Chrysolaena H. Rob. (Vernonieae, Asteraceae) is redefined to include two taxa previously placed in Lessingianthus subgen. Oligocephalus H. Rob. Additionally, a new species of the genus endemic to eastern Paraguay is described and illustrated. The new species differs from its morphologically closest species, C. simplex (Less.) Dematteis, in its inflorescence of a single head, 3—4-seriate involucre, pilose corolla lobes and discolorous leaves, with silvery-greyish hairs on the abaxial surface.
ISSN:0003-3847
1797-2442