Checklist of the genus Dendrophorbium (Senecioneae: Compositae) in Peru including a new combination and a new species

The genus Dendrophorbium occurs in South America with one species known from theCaribbean. Despite recent advances in taxonomy and phylogeny, there is a still lack ofmolecular studies on the delimitation and identification of the genus. Dendrophorbiumis known to occupy a wide range of ecosystems mostly restricted to subtropical montaneforests and montane scrub vegetation of the central Andes. In this study, a review of thespecies occurring in Peru is presented, in addition to material examined at different her-baria. The new combination D. ligulatum which is separated from D. yalusay, and the newspecies, D. arachnoideum is described from the department of Huánuco in central Peru.The species are assessed using the standards of the IUCN and additional notes are given.

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